Information on Result #1605348
Linear OOA(3154, 219552, F3, 4, 18) (dual of [(219552, 4), 878054, 19]-NRT-code), using embedding of OOA with Gilbert–Varšamov bound based on linear OOA(3154, 219552, F3, 2, 18) (dual of [(219552, 2), 438950, 19]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(3154, 265749, F3, 2, 18) (dual of [(265749, 2), 531344, 19]-NRT-code), using
- OOA 2-folding [i] based on linear OA(3154, 531498, F3, 18) (dual of [531498, 531344, 19]-code), using
- discarding factors / shortening the dual code based on linear OA(3154, 531499, F3, 18) (dual of [531499, 531345, 19]-code), using
- construction X applied to C([0,9]) ⊂ C([0,6]) [i] based on
- linear OA(3145, 531442, F3, 19) (dual of [531442, 531297, 20]-code), using the expurgated narrow-sense BCH-code C(I) with length 531442 | 324−1, defining interval I = [0,9], and minimum distance d ≥ |{−9,−8,…,9}|+1 = 20 (BCH-bound) [i]
- linear OA(397, 531442, F3, 13) (dual of [531442, 531345, 14]-code), using the expurgated narrow-sense BCH-code C(I) with length 531442 | 324−1, defining interval I = [0,6], and minimum distance d ≥ |{−6,−5,…,6}|+1 = 14 (BCH-bound) [i]
- linear OA(39, 57, F3, 4) (dual of [57, 48, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(39, 80, F3, 4) (dual of [80, 71, 5]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 80 = 34−1, defining interval I = [0,2], and designed minimum distance d ≥ |I|+1 = 5 [i]
- discarding factors / shortening the dual code based on linear OA(39, 80, F3, 4) (dual of [80, 71, 5]-code), using
- construction X applied to C([0,9]) ⊂ C([0,6]) [i] based on
- discarding factors / shortening the dual code based on linear OA(3154, 531499, F3, 18) (dual of [531499, 531345, 19]-code), using
- OOA 2-folding [i] based on linear OA(3154, 531498, F3, 18) (dual of [531498, 531344, 19]-code), using
Mode: 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
None.