Information on Result #635642
Linear OA(4146, 224, F4, 61) (dual of [224, 78, 62]-code), using concatenation of two codes based on
- linear OA(6430, 56, F64, 30) (dual of [56, 26, 31]-code or 56-arc in PG(29,64)), using
- discarding factors / shortening the dual code based on linear OA(6430, 64, F64, 30) (dual of [64, 34, 31]-code or 64-arc in PG(29,64)), using
- Reed–Solomon code RS(34,64) [i]
- discarding factors / shortening the dual code based on linear OA(6430, 64, F64, 30) (dual of [64, 34, 31]-code or 64-arc in PG(29,64)), using
- linear OA(41, 4, F4, 1) (dual of [4, 3, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(41, s, F4, 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.
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 | Linear OA(4145, 223, F4, 60) (dual of [223, 78, 61]-code) | [i] | Truncation | |
| 2 | Linear OOA(4146, 112, F4, 2, 61) (dual of [(112, 2), 78, 62]-NRT-code) | [i] | OOA Folding | |
| 3 | Linear OOA(4146, 74, F4, 3, 61) (dual of [(74, 3), 76, 62]-NRT-code) | [i] | ||