Information on Result #735259

Linear OA(8168, 6975, F81, 24) (dual of [6975, 6907, 25]-code), using (u, u+v)-construction based on
  1. linear OA(8121, 412, F81, 12) (dual of [412, 391, 13]-code), using
  2. linear OA(8147, 6563, F81, 24) (dual of [6563, 6516, 25]-code), using
    • construction X applied to Ce(23) ⊂ Ce(22) [i] based on
      1. linear OA(8147, 6561, F81, 24) (dual of [6561, 6514, 25]-code), using an extension Ce(23) of the primitive narrow-sense BCH-code C(I) with length 6560 = 812−1, defining interval I = [1,23], and designed minimum distance d ≥ |I|+1 = 24 [i]
      2. linear OA(8145, 6561, F81, 23) (dual of [6561, 6516, 24]-code), using an extension Ce(22) of the primitive narrow-sense BCH-code C(I) with length 6560 = 812−1, defining interval I = [1,22], and designed minimum distance d ≥ |I|+1 = 23 [i]
      3. linear OA(810, 2, F81, 0) (dual of [2, 2, 1]-code) (see above)

Mode: Constructive and 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

The following results depend on this result:

ResultThis
result
only
Method
1Linear OOA(8168, 3487, F81, 2, 24) (dual of [(3487, 2), 6906, 25]-NRT-code) [i]OOA Folding
2Linear OOA(8168, 2325, F81, 3, 24) (dual of [(2325, 3), 6907, 25]-NRT-code) [i]