Information on Result #2506305
Linear OOA(761, 5764810, F7, 2, 8) (dual of [(5764810, 2), 11529559, 9]-NRT-code), using 71 times duplication based on linear OOA(760, 5764810, F7, 2, 8) (dual of [(5764810, 2), 11529560, 9]-NRT-code), using
- trace code [i] based on linear OOA(4930, 2882405, F49, 2, 8) (dual of [(2882405, 2), 5764780, 9]-NRT-code), using
- OOA 2-folding [i] based on linear OA(4930, 5764810, F49, 8) (dual of [5764810, 5764780, 9]-code), using
- construction X applied to Ce(7) ⊂ Ce(5) [i] based on
- linear OA(4929, 5764801, F49, 8) (dual of [5764801, 5764772, 9]-code), using an extension Ce(7) of the primitive narrow-sense BCH-code C(I) with length 5764800 = 494−1, defining interval I = [1,7], and designed minimum distance d ≥ |I|+1 = 8 [i]
- linear OA(4921, 5764801, F49, 6) (dual of [5764801, 5764780, 7]-code), using an extension Ce(5) of the primitive narrow-sense BCH-code C(I) with length 5764800 = 494−1, defining interval I = [1,5], and designed minimum distance d ≥ |I|+1 = 6 [i]
- linear OA(491, 9, F49, 1) (dual of [9, 8, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(491, s, F49, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- construction X applied to Ce(7) ⊂ Ce(5) [i] based on
- OOA 2-folding [i] based on linear OA(4930, 5764810, F49, 8) (dual of [5764810, 5764780, 9]-code), using
Mode: Constructive and linear.
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
None.