Information on Result #1832409
OOA(12849, 5242878, S128, 2, 11), using (u, u+v)-construction based on
- linear OOA(12813, 1048577, F128, 2, 5) (dual of [(1048577, 2), 2097141, 6]-NRT-code), using
- OOA 2-folding [i] based on linear OA(12813, 2097154, F128, 5) (dual of [2097154, 2097141, 6]-code), using
- discarding factors / shortening the dual code based on linear OA(12813, 2097155, F128, 5) (dual of [2097155, 2097142, 6]-code), using
- construction X applied to Ce(4) ⊂ Ce(3) [i] based on
- linear OA(12813, 2097152, F128, 5) (dual of [2097152, 2097139, 6]-code), using an extension Ce(4) of the primitive narrow-sense BCH-code C(I) with length 2097151 = 1283−1, defining interval I = [1,4], and designed minimum distance d ≥ |I|+1 = 5 [i]
- linear OA(12810, 2097152, F128, 4) (dual of [2097152, 2097142, 5]-code), using an extension Ce(3) of the primitive narrow-sense BCH-code C(I) with length 2097151 = 1283−1, defining interval I = [1,3], and designed minimum distance d ≥ |I|+1 = 4 [i]
- linear OA(1280, 3, F128, 0) (dual of [3, 3, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(1280, s, F128, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- construction X applied to Ce(4) ⊂ Ce(3) [i] based on
- discarding factors / shortening the dual code based on linear OA(12813, 2097155, F128, 5) (dual of [2097155, 2097142, 6]-code), using
- OOA 2-folding [i] based on linear OA(12813, 2097154, F128, 5) (dual of [2097154, 2097141, 6]-code), using
- OOA(12836, 4194301, S128, 2, 11), using
- OOA 2-folding [i] based on OA(12836, 8388602, S128, 11), using
- discarding factors based on OA(12836, large, S128, 11), using
- discarding parts of the base [i] based on linear OA(25631, large, F256, 11) (dual of [large, large−31, 12]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 16777215 = 2563−1, defining interval I = [0,10], and designed minimum distance d ≥ |I|+1 = 12 [i]
- discarding parts of the base [i] based on linear OA(25631, large, F256, 11) (dual of [large, large−31, 12]-code), using
- discarding factors based on OA(12836, large, S128, 11), using
- OOA 2-folding [i] based on OA(12836, 8388602, S128, 11), using
Mode: Constructive.
Optimality
Show details for fixed k and m, k and s, k and t, m and s, m and t.
Other Results with Identical Parameters
None.
Depending Results
The following results depend on this result:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | OOA(12849, 2621439, S128, 4, 11) | [i] | OOA Folding | |