Information on Result #1831508
OOA(2191, 4325382, S2, 2, 12), using (u, u+v)-construction based on
- OOA(253, 131081, S2, 2, 6), using
- OOA 2-folding [i] based on OA(253, 262162, S2, 6), using
- 1 times truncation [i] based on OA(254, 262163, S2, 7), using
- construction X4 applied to K(18) ⊂ DG(18,8) [i] based on
- OA(253, 262144, S2, 7), using Delsarte–Goethals OA DG(18,8) [i]
- OA(236, 262144, S2, 5), using Kerdock OA K(18) [i]
- linear OA(218, 19, F2, 17) (dual of [19, 1, 18]-code), using
- strength reduction [i] based on linear OA(218, 19, F2, 18) (dual of [19, 1, 19]-code or 19-arc in PG(17,2)), using
- dual of repetition code with length 19 [i]
- strength reduction [i] based on linear OA(218, 19, F2, 18) (dual of [19, 1, 19]-code or 19-arc in PG(17,2)), using
- linear OA(21, 19, F2, 1) (dual of [19, 18, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(21, s, F2, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- construction X4 applied to K(18) ⊂ DG(18,8) [i] based on
- 1 times truncation [i] based on OA(254, 262163, S2, 7), using
- OOA 2-folding [i] based on OA(253, 262162, S2, 6), using
- linear OOA(2138, 4194301, F2, 2, 12) (dual of [(4194301, 2), 8388464, 13]-NRT-code), using
- OOA 2-folding [i] based on linear OA(2138, 8388602, F2, 12) (dual of [8388602, 8388464, 13]-code), using
- discarding factors / shortening the dual code based on linear OA(2138, large, F2, 12) (dual of [large, large−138, 13]-code), using
- the primitive narrow-sense BCH-code C(I) with length 8388607 = 223−1, defining interval I = [1,12], and designed minimum distance d ≥ |I|+1 = 13 [i]
- discarding factors / shortening the dual code based on linear OA(2138, large, F2, 12) (dual of [large, large−138, 13]-code), using
- OOA 2-folding [i] based on linear OA(2138, 8388602, F2, 12) (dual of [8388602, 8388464, 13]-code), using
Mode: Constructive.
Optimality
Show details for fixed k and m, k and s, k and t, m and s, m and t.
Other Results with Identical Parameters
None.
Depending Results
None.