Information on Result #1481357
Linear OOA(4227, 2215, F4, 3, 49) (dual of [(2215, 3), 6418, 50]-NRT-code), using OOA 2-folding based on linear OOA(4227, 4430, F4, 2, 49) (dual of [(4430, 2), 8633, 50]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(4227, 4430, F4, 49) (dual of [4430, 4203, 50]-code), using
- 318 step Varšamov–Edel lengthening with (ri) = (2, 0, 1, 4 times 0, 1, 9 times 0, 1, 18 times 0, 1, 34 times 0, 1, 57 times 0, 1, 82 times 0, 1, 105 times 0) [i] based on linear OA(4218, 4103, F4, 49) (dual of [4103, 3885, 50]-code), using
- construction X applied to Ce(48) ⊂ Ce(46) [i] based on
- linear OA(4217, 4096, F4, 49) (dual of [4096, 3879, 50]-code), using an extension Ce(48) of the primitive narrow-sense BCH-code C(I) with length 4095 = 46−1, defining interval I = [1,48], and designed minimum distance d ≥ |I|+1 = 49 [i]
- linear OA(4211, 4096, F4, 47) (dual of [4096, 3885, 48]-code), using an extension Ce(46) of the primitive narrow-sense BCH-code C(I) with length 4095 = 46−1, defining interval I = [1,46], and designed minimum distance d ≥ |I|+1 = 47 [i]
- linear OA(41, 7, F4, 1) (dual of [7, 6, 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
- construction X applied to Ce(48) ⊂ Ce(46) [i] based on
- 318 step Varšamov–Edel lengthening with (ri) = (2, 0, 1, 4 times 0, 1, 9 times 0, 1, 18 times 0, 1, 34 times 0, 1, 57 times 0, 1, 82 times 0, 1, 105 times 0) [i] based on linear OA(4218, 4103, F4, 49) (dual of [4103, 3885, 50]-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.