Information on Result #825035
Linear OOA(4253, 524332, F4, 2, 31) (dual of [(524332, 2), 1048411, 32]-NRT-code), using OOA 2-folding based on linear OA(4253, 1048664, F4, 31) (dual of [1048664, 1048411, 32]-code), using
- discarding factors / shortening the dual code based on linear OA(4253, 1048665, F4, 31) (dual of [1048665, 1048412, 32]-code), using
- construction X applied to Ce(30) ⊂ Ce(21) [i] based on
- linear OA(4231, 1048576, F4, 31) (dual of [1048576, 1048345, 32]-code), using an extension Ce(30) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,30], and designed minimum distance d ≥ |I|+1 = 31 [i]
- linear OA(4161, 1048576, F4, 22) (dual of [1048576, 1048415, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(422, 89, F4, 8) (dual of [89, 67, 9]-code), using
- construction X applied to C({2,5,6,7,14,17}) ⊂ C({2,5,6,14,17}) [i] based on
- linear OA(422, 85, F4, 8) (dual of [85, 63, 9]-code), using the cyclic code C(A) with length 85 | 44−1, defining set A = {2,5,6,7,14,17}, and minimum distance d ≥ |{2,5,8,…,23}|+1 = 9 (BCH-bound) [i]
- linear OA(418, 85, F4, 7) (dual of [85, 67, 8]-code), using the cyclic code C(A) with length 85 | 44−1, defining set A = {2,5,6,14,17}, and minimum distance d ≥ |{2,5,8,…,20}|+1 = 8 (BCH-bound) [i]
- linear OA(40, 4, F4, 0) (dual of [4, 4, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(40, s, F4, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- construction X applied to C({2,5,6,7,14,17}) ⊂ C({2,5,6,14,17}) [i] based on
- construction X applied to Ce(30) ⊂ Ce(21) [i] based on
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
None.