Information on Result #700507
Linear OA(273, 84, F2, 33) (dual of [84, 11, 34]-code), using construction X applied to C({0,1,3,5,7,9,11,13,15,23,27,31}) ⊂ C({0,1,3,5,7,11,13,15,23,27}) based on
- linear OA(261, 63, F2, 41) (dual of [63, 2, 42]-code), using the primitive cyclic code C(A) with length 63 = 26−1, defining set A = {0,1,3,5,7,9,11,13,15,23,27,31}, and minimum distance d ≥ |{−31,−20,−9,…,31}|+1 = 42 (BCH-bound) [i]
- linear OA(252, 63, F2, 25) (dual of [63, 11, 26]-code), using the primitive cyclic code C(A) with length 63 = 26−1, defining set A = {0,1,3,5,7,11,13,15,23,27}, and minimum distance d ≥ |{−31,−20,−9,…,−19}|+1 = 26 (BCH-bound) [i]
- linear OA(212, 21, F2, 7) (dual of [21, 9, 8]-code), using
- discarding factors / shortening the dual code based on linear OA(212, 24, F2, 7) (dual of [24, 12, 8]-code), using
- extended Golay code Ge(2) [i]
- discarding factors / shortening the dual code based on linear OA(212, 24, F2, 7) (dual of [24, 12, 8]-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.
Compare with Markus Grassl’s online database of code parameters.
Other Results with Identical Parameters
None.
Depending Results
None.