Information on Result #2960532
Linear OOA(2209, 149803, F2, 7, 20) (dual of [(149803, 7), 1048412, 21]-NRT-code), using 22 times duplication based on linear OOA(2207, 149803, F2, 7, 20) (dual of [(149803, 7), 1048414, 21]-NRT-code), using
- OOA 7-folding [i] based on linear OA(2207, 1048621, F2, 20) (dual of [1048621, 1048414, 21]-code), using
- discarding factors / shortening the dual code based on linear OA(2207, 1048623, F2, 20) (dual of [1048623, 1048416, 21]-code), using
- 1 times truncation [i] based on linear OA(2208, 1048624, F2, 21) (dual of [1048624, 1048416, 22]-code), using
- construction X applied to C([0,10]) ⊂ C([0,8]) [i] based on
- linear OA(2201, 1048577, F2, 21) (dual of [1048577, 1048376, 22]-code), using the expurgated narrow-sense BCH-code C(I) with length 1048577 | 240−1, defining interval I = [0,10], and minimum distance d ≥ |{−10,−9,…,10}|+1 = 22 (BCH-bound) [i]
- linear OA(2161, 1048577, F2, 17) (dual of [1048577, 1048416, 18]-code), using the expurgated narrow-sense BCH-code C(I) with length 1048577 | 240−1, defining interval I = [0,8], and minimum distance d ≥ |{−8,−7,…,8}|+1 = 18 (BCH-bound) [i]
- linear OA(27, 47, F2, 3) (dual of [47, 40, 4]-code or 47-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
- construction X applied to C([0,10]) ⊂ C([0,8]) [i] based on
- 1 times truncation [i] based on linear OA(2208, 1048624, F2, 21) (dual of [1048624, 1048416, 22]-code), using
- discarding factors / shortening the dual code based on linear OA(2207, 1048623, F2, 20) (dual of [1048623, 1048416, 21]-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
None.