Information on Result #2026590
There is no OA(2249, 256, S2, 128), because adding a parity check bit would yield OA(2250, 257, S2, 129), but
- the (dual) Plotkin bound shows that M ≥ 173688 133855 974293 135356 477513 031861 779904 976998 460846 059186 376011 869694 459904 / 65 > 2250 [i]
Mode: Bound.
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
The following results depend on this result:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | No OOA(2250, 256, S2, 2, 129) | [i] | m-Reduction for OOAs | |
| 2 | No OOA(2251, 256, S2, 2, 130) | [i] | ||
| 3 | No OOA(2252, 256, S2, 2, 131) | [i] | ||
| 4 | No OOA(2253, 256, S2, 2, 132) | [i] | ||
| 5 | No OOA(2254, 256, S2, 2, 133) | [i] | ||
| 6 | No OOA(2255, 256, S2, 2, 134) | [i] | ||
| 7 | No OOA(2256, 256, S2, 2, 135) | [i] | ||
| 8 | No OOA(2257, 256, S2, 2, 136) | [i] | ||
| 9 | No OOA(2258, 256, S2, 2, 137) | [i] | ||
| 10 | No OOA(2259, 256, S2, 2, 138) | [i] | ||
| 11 | No OOA(2260, 256, S2, 2, 139) | [i] | ||
| 12 | No OOA(2249, 256, S2, 2, 128) | [i] | Depth Reduction | |
| 13 | No OOA(2249, 256, S2, 3, 128) | [i] | ||
| 14 | No OOA(2249, 256, S2, 4, 128) | [i] | ||
| 15 | No OOA(2249, 256, S2, 5, 128) | [i] | ||
| 16 | No OOA(2249, 256, S2, 6, 128) | [i] | ||
| 17 | No OOA(2249, 256, S2, 7, 128) | [i] | ||
| 18 | No OOA(2249, 256, S2, 8, 128) | [i] | ||
| 19 | No (121, 249, 256)-net in base 2 | [i] | Extracting Embedded Orthogonal Array | |