Information on Result #1302176
Linear OA(775, 4808, F7, 19) (dual of [4808, 4733, 20]-code), using construction X with Varšamov bound based on
- linear OA(774, 4806, F7, 19) (dual of [4806, 4732, 20]-code), using
- trace code [i] based on linear OA(4937, 2403, F49, 19) (dual of [2403, 2366, 20]-code), using
- construction X applied to Ce(18) ⊂ Ce(17) [i] based on
- linear OA(4937, 2401, F49, 19) (dual of [2401, 2364, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 2400 = 492−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(4935, 2401, F49, 18) (dual of [2401, 2366, 19]-code), using an extension Ce(17) of the primitive narrow-sense BCH-code C(I) with length 2400 = 492−1, defining interval I = [1,17], and designed minimum distance d ≥ |I|+1 = 18 [i]
- linear OA(490, 2, F49, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(490, s, F49, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- construction X applied to Ce(18) ⊂ Ce(17) [i] based on
- trace code [i] based on linear OA(4937, 2403, F49, 19) (dual of [2403, 2366, 20]-code), using
- linear OA(774, 4807, F7, 18) (dual of [4807, 4733, 19]-code), using Gilbert–Varšamov bound and bm = 774 > Vbs−1(k−1) = 18 021045 831523 924603 321737 323699 645449 760052 233091 743458 885009 [i]
- linear OA(70, 1, F7, 0) (dual of [1, 1, 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
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.