Information on Result #1372438
Linear OOA(765, 1550, F7, 2, 17) (dual of [(1550, 2), 3035, 18]-NRT-code), using OOA 2-folding based on linear OA(765, 3100, F7, 17) (dual of [3100, 3035, 18]-code), using
- discarding factors / shortening the dual code based on linear OA(765, 3101, F7, 17) (dual of [3101, 3036, 18]-code), using
- 688 step Varšamov–Edel lengthening with (ri) = (2, 0, 1, 6 times 0, 1, 18 times 0, 1, 46 times 0, 1, 106 times 0, 1, 201 times 0, 1, 303 times 0) [i] based on linear OA(757, 2405, F7, 17) (dual of [2405, 2348, 18]-code), using
- construction X applied to Ce(16) ⊂ Ce(15) [i] based on
- linear OA(757, 2401, F7, 17) (dual of [2401, 2344, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 2400 = 74−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
- linear OA(753, 2401, F7, 16) (dual of [2401, 2348, 17]-code), using an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 2400 = 74−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(70, 4, F7, 0) (dual of [4, 4, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(70, s, F7, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- construction X applied to Ce(16) ⊂ Ce(15) [i] based on
- 688 step Varšamov–Edel lengthening with (ri) = (2, 0, 1, 6 times 0, 1, 18 times 0, 1, 46 times 0, 1, 106 times 0, 1, 201 times 0, 1, 303 times 0) [i] based on linear OA(757, 2405, F7, 17) (dual of [2405, 2348, 18]-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.