Information on Result #630684
Linear OA(2258, 420, F2, 67) (dual of [420, 162, 68]-code), using concatenation of two codes based on
- linear OA(6433, 60, F64, 33) (dual of [60, 27, 34]-code or 60-arc in PG(32,64)), using
- discarding factors / shortening the dual code based on linear OA(6433, 64, F64, 33) (dual of [64, 31, 34]-code or 64-arc in PG(32,64)), using
- Reed–Solomon code RS(31,64) [i]
- discarding factors / shortening the dual code based on linear OA(6433, 64, F64, 33) (dual of [64, 31, 34]-code or 64-arc in PG(32,64)), using
- linear OA(21, 7, F2, 1) (dual of [7, 6, 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 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
The following results depend on this result:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OA(2257, 419, F2, 66) (dual of [419, 162, 67]-code) | [i] | Truncation | |
| 2 | Linear OOA(2258, 210, F2, 2, 67) (dual of [(210, 2), 162, 68]-NRT-code) | [i] | OOA Folding | |
| 3 | Linear OOA(2258, 140, F2, 3, 67) (dual of [(140, 3), 162, 68]-NRT-code) | [i] | ||