Information on Result #880188
Linear OOA(25639, 32769, F256, 2, 20) (dual of [(32769, 2), 65499, 21]-NRT-code), using OOA 2-folding based on linear OA(25639, 65538, F256, 20) (dual of [65538, 65499, 21]-code), using
- construction X applied to Ce(19) ⊂ Ce(18) [i] based on
- linear OA(25639, 65536, F256, 20) (dual of [65536, 65497, 21]-code), using an extension Ce(19) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,19], and designed minimum distance d ≥ |I|+1 = 20 [i]
- linear OA(25637, 65536, F256, 19) (dual of [65536, 65499, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(2560, 2, F256, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(2560, s, F256, 0) (dual of [s, s, 1]-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 OOA(25649, 33026, F256, 2, 20) (dual of [(33026, 2), 66003, 21]-NRT-code) | [i] | (u, u+v)-Construction for OOAs | |
| 2 | Linear OOA(25650, 33027, F256, 2, 20) (dual of [(33027, 2), 66004, 21]-NRT-code) | [i] | ||
| 3 | Linear OOA(25651, 33028, F256, 2, 20) (dual of [(33028, 2), 66005, 21]-NRT-code) | [i] | ||
| 4 | Linear OOA(25652, 33029, F256, 2, 20) (dual of [(33029, 2), 66006, 21]-NRT-code) | [i] | ||
| 5 | Linear OOA(25653, 33030, F256, 2, 20) (dual of [(33030, 2), 66007, 21]-NRT-code) | [i] | ||
| 6 | Linear OOA(25654, 33283, F256, 2, 20) (dual of [(33283, 2), 66512, 21]-NRT-code) | [i] | ||
| 7 | Linear OOA(25655, 33284, F256, 2, 20) (dual of [(33284, 2), 66513, 21]-NRT-code) | [i] | ||
| 8 | Linear OOA(25656, 33285, F256, 2, 20) (dual of [(33285, 2), 66514, 21]-NRT-code) | [i] | ||
| 9 | Linear OOA(25657, 33540, F256, 2, 20) (dual of [(33540, 2), 67023, 21]-NRT-code) | [i] | ||