Information on Result #1821582
OA(224, 265, S2, 7), using construction X4 applied to K(8) ⊂ DG(8,3) based on
- OA(223, 256, S2, 7), using Delsarte–Goethals OA DG(8,3) [i]
- OA(216, 256, S2, 5), using Kerdock OA K(8) [i]
- linear OA(28, 9, F2, 7) (dual of [9, 1, 8]-code), using
- strength reduction [i] based on linear OA(28, 9, F2, 8) (dual of [9, 1, 9]-code or 9-arc in PG(7,2)), using
- dual of repetition code with length 9 [i]
- strength reduction [i] based on linear OA(28, 9, F2, 8) (dual of [9, 1, 9]-code or 9-arc in PG(7,2)), using
- linear OA(21, 9, F2, 1) (dual of [9, 8, 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
Mode: Constructive.
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 | OA(224, 265, S2, 6) | [i] | Strength Reduction | |
| 2 | OA(225, 266, S2, 7) | [i] | Code Embedding in Larger Space | |
| 3 | OA(226, 267, S2, 7) | [i] | ||
| 4 | OA(223, 264, S2, 6) | [i] | Truncation | |