Information on Result #684801
Linear OA(779, 16825, F7, 18) (dual of [16825, 16746, 19]-code), using construction X applied to Ce(17) ⊂ Ce(14) based on
- linear OA(776, 16807, F7, 18) (dual of [16807, 16731, 19]-code), using an extension Ce(17) of the primitive narrow-sense BCH-code C(I) with length 16806 = 75−1, defining interval I = [1,17], and designed minimum distance d ≥ |I|+1 = 18 [i]
- linear OA(761, 16807, F7, 15) (dual of [16807, 16746, 16]-code), using an extension Ce(14) of the primitive narrow-sense BCH-code C(I) with length 16806 = 75−1, defining interval I = [1,14], and designed minimum distance d ≥ |I|+1 = 15 [i]
- linear OA(73, 18, F7, 2) (dual of [18, 15, 3]-code), using
- discarding factors / shortening the dual code based on linear OA(73, 48, F7, 2) (dual of [48, 45, 3]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 48 = 72−1, defining interval I = [0,1], and designed minimum distance d ≥ |I|+1 = 3 [i]
- discarding factors / shortening the dual code based on linear OA(73, 48, F7, 2) (dual of [48, 45, 3]-code), using
Mode: Constructive and linear.
Optimality
Show details for fixed k and m, n and k, k and s, k and t, n and m, m and s, m and t, n and s, n and t.
Other Results with Identical Parameters
None.
Depending Results
The following results depend on this result:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OA(780, 16826, F7, 18) (dual of [16826, 16746, 19]-code) | [i] | Code Embedding in Larger Space | |
| 2 | Linear OOA(779, 14927, F7, 2, 18) (dual of [(14927, 2), 29775, 19]-NRT-code) | [i] | Embedding of OOA with Gilbert–Varšamov Bound | |
| 3 | Linear OOA(779, 14927, F7, 3, 18) (dual of [(14927, 3), 44702, 19]-NRT-code) | [i] | ||
| 4 | Digital (61, 79, 14927)-net over F7 | [i] | ||
| 5 | Linear OA(780, 16827, F7, 18) (dual of [16827, 16747, 19]-code) | [i] | Construction X with Varšamov Bound | |
| 6 | Linear OA(781, 16829, F7, 18) (dual of [16829, 16748, 19]-code) | [i] | ||
| 7 | Linear OOA(779, 8412, F7, 2, 18) (dual of [(8412, 2), 16745, 19]-NRT-code) | [i] | OOA Folding | |
| 8 | Linear OOA(779, 5608, F7, 3, 18) (dual of [(5608, 3), 16745, 19]-NRT-code) | [i] | ||
| 9 | Linear OOA(779, 1869, F7, 18, 18) (dual of [(1869, 18), 33563, 19]-NRT-code) | [i] | OA Folding and Stacking | |