Information on Result #2226871
Linear OA(2205, 4194354, F2, 18) (dual of [4194354, 4194149, 19]-code), using 1 times truncation based on linear OA(2206, 4194355, F2, 19) (dual of [4194355, 4194149, 20]-code), using
- construction X applied to Ce(18) ⊂ Ce(14) [i] based on
- linear OA(2199, 4194304, F2, 19) (dual of [4194304, 4194105, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 4194303 = 222−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(2155, 4194304, F2, 15) (dual of [4194304, 4194149, 16]-code), using an extension Ce(14) of the primitive narrow-sense BCH-code C(I) with length 4194303 = 222−1, defining interval I = [1,14], and designed minimum distance d ≥ |I|+1 = 15 [i]
- linear OA(27, 51, F2, 3) (dual of [51, 44, 4]-code or 51-cap in PG(6,2)), using
- discarding factors / shortening the dual code based on linear OA(27, 63, F2, 3) (dual of [63, 56, 4]-code or 63-cap in PG(6,2)), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 63 = 26−1, defining interval I = [0,1], and designed minimum distance d ≥ |I|+1 = 4 [i]
- discarding factors / shortening the dual code based on linear OA(27, 63, F2, 3) (dual of [63, 56, 4]-code or 63-cap in PG(6,2)), 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 OOA(2205, 2097177, F2, 2, 18) (dual of [(2097177, 2), 4194149, 19]-NRT-code) | [i] | OOA Folding | |
| 2 | Linear OOA(2205, 1398118, F2, 3, 18) (dual of [(1398118, 3), 4194149, 19]-NRT-code) | [i] | ||
| 3 | Linear OOA(2205, 1048588, F2, 4, 18) (dual of [(1048588, 4), 4194147, 19]-NRT-code) | [i] | ||
| 4 | Linear OOA(2205, 838870, F2, 5, 18) (dual of [(838870, 5), 4194145, 19]-NRT-code) | [i] | ||
| 5 | Linear OOA(2205, 699059, F2, 6, 18) (dual of [(699059, 6), 4194149, 19]-NRT-code) | [i] | ||
| 6 | Linear OOA(2205, 599193, F2, 7, 18) (dual of [(599193, 7), 4194146, 19]-NRT-code) | [i] | ||
| 7 | Linear OOA(2205, 524294, F2, 8, 18) (dual of [(524294, 8), 4194147, 19]-NRT-code) | [i] | ||
| 8 | Linear OOA(2205, 466039, F2, 18, 18) (dual of [(466039, 18), 8388497, 19]-NRT-code) | [i] | OA Folding and Stacking | |