MinT - Information on Result #2648880

Information on Result #2648880

Linear OOA(64⁶⁹, large, F₆₄, 3, 7), using strength reduction based on linear OOA(64⁶⁹, large, F₆₄, 3, 10), using

generalized (u,Â u+v)-construction [i] based on
1. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code), using
  - discarding factors / shortening the dual code based on linear OOA(64⁰, s, F₆₄, 3, 0) for arbitrarily large s, using
    - OOA with only one run / dual of NRT-code without redundancy [i]
2. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
3. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
4. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
5. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
6. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
7. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
8. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
9. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
10. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
11. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
12. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
13. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
14. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
15. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
16. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
17. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
18. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
19. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
20. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
21. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
22. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
23. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
24. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
25. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
26. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
27. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
28. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
29. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
30. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
31. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
32. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
33. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
34. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
35. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
36. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
37. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
38. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
39. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
40. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
41. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
42. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
43. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
44. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
45. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
46. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
47. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
48. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
49. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
50. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
51. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
52. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
53. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
54. linear OOA(64⁰, 131073, F₆₄, 3, 0) (dual of [(131073, 3), 393219, 1]-NRT-code) (see above)
55. linear OOA(64¹, 131073, F₆₄, 3, 1) (dual of [(131073, 3), 393218, 2]-NRT-code), using
  - discarding factors / shortening the dual code based on linear OOA(64¹, s, F₆₄, 3, 1) for arbitrarily large s, using
    - appending 2 arbitrary columns [i] based on linear OA(64¹, s, F₆₄, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
      - parity-check code [i]
56. linear OOA(64¹, 131073, F₆₄, 3, 1) (dual of [(131073, 3), 393218, 2]-NRT-code) (see above)
57. linear OOA(64¹, 131073, F₆₄, 3, 1) (dual of [(131073, 3), 393218, 2]-NRT-code) (see above)
58. linear OOA(64¹, 131073, F₆₄, 3, 1) (dual of [(131073, 3), 393218, 2]-NRT-code) (see above)
59. linear OOA(64¹, 131073, F₆₄, 3, 1) (dual of [(131073, 3), 393218, 2]-NRT-code) (see above)
60. linear OOA(64⁴, 131073, F₆₄, 3, 2) (dual of [(131073, 3), 393215, 3]-NRT-code), using
  - discarding factors / shortening the dual code based on linear OOA(64⁴, 266305, F₆₄, 3, 2) (dual of [(266305, 3), 798911, 3]-NRT-code), using
    - appending 1 arbitrary column [i] based on linear OOA(64⁴, 266305, F₆₄, 2, 2) (dual of [(266305, 2), 532606, 3]-NRT-code), using
      - appending kth column [i] based on linear OA(64⁴, 266305, F₆₄, 2) (dual of [266305, 266301, 3]-code), using
        Hamming code H(4,64) [i]
61. linear OOA(64⁴, 131073, F₆₄, 3, 2) (dual of [(131073, 3), 393215, 3]-NRT-code) (see above)
62. linear OOA(64⁶, 131073, F₆₄, 3, 3) (dual of [(131073, 3), 393213, 4]-NRT-code), using
  - discarding factors / shortening the dual code based on linear OOA(64⁶, 270401, F₆₄, 3, 3) (dual of [(270401, 3), 811197, 4]-NRT-code), using
    - OOA stacking with additional row [i] based on linear OA(64⁶, 270402, F₆₄, 3) (dual of [270402, 270396, 4]-code or 270402-cap in PG(5,64)), using
      - large caps in PG(5,Â b) [i]
63. linear OOA(64¹³, 131073, F₆₄, 3, 5) (dual of [(131073, 3), 393206, 6]-NRT-code), using
  - OOA 2-folding and stacking with additional row [i] based on linear OA(64¹³, 262147, F₆₄, 5) (dual of [262147, 262134, 6]-code), using
    - constructionÂ X applied to C_e(4) âŠ‚ C_e(3) [i] based on
      1. linear OA(64¹³, 262144, F₆₄, 5) (dual of [262144, 262131, 6]-code), using an extension C_e(4) of the primitive narrow-sense BCH-code C(I) with length 262143Â = 64³âˆ’1, defining interval IÂ =Â [1,4], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 5 [i]
      2. linear OA(64¹⁰, 262144, F₆₄, 4) (dual of [262144, 262134, 5]-code), using an extension C_e(3) of the primitive narrow-sense BCH-code C(I) with length 262143Â = 64³âˆ’1, defining interval IÂ =Â [1,3], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 4 [i]
      3. linear OA(64⁰, 3, F₆₄, 0) (dual of [3, 3, 1]-code), using
        discarding factors / shortening the dual code based on linear OA(64⁰, s, F₆₄, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
        OA with only one run / dual of code without redundancy [i]
64. linear OOA(64³⁷, 2796201, F₆₄, 3, 10) (dual of [(2796201, 3), 8388566, 11]-NRT-code), using
  - OOA 3-folding [i] based on linear OA(64³⁷, large, F₆₄, 10) (dual of [large, large−37, 11]-code), using
    - the primitive expurgated narrow-sense BCH-code C(I) with length 16777215Â = 64⁴âˆ’1, defining interval IÂ =Â [0,9], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 11 [i]

Mode: Constructive and linear.

Optimality

Show details for fixed k and m, k and t, m and t.

Other Results with Identical Parameters

None.

Depending Results

None.