Information on Result #735667

Linear OA(12853, 16581, F128, 20) (dual of [16581, 16528, 21]-code), using (u, u+v)-construction based on
  1. linear OA(12813, 192, F128, 10) (dual of [192, 179, 11]-code), using
  2. linear OA(12840, 16389, F128, 20) (dual of [16389, 16349, 21]-code), using
    • construction X applied to Ce(19) ⊂ Ce(17) [i] based on
      1. linear OA(12839, 16384, F128, 20) (dual of [16384, 16345, 21]-code), using an extension Ce(19) of the primitive narrow-sense BCH-code C(I) with length 16383 = 1282−1, defining interval I = [1,19], and designed minimum distance d ≥ |I|+1 = 20 [i]
      2. linear OA(12835, 16384, F128, 18) (dual of [16384, 16349, 19]-code), using an extension Ce(17) of the primitive narrow-sense BCH-code C(I) with length 16383 = 1282−1, defining interval I = [1,17], and designed minimum distance d ≥ |I|+1 = 18 [i]
      3. linear OA(1281, 5, F128, 1) (dual of [5, 4, 2]-code), using

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(12853, 5527, F128, 3, 20) (dual of [(5527, 3), 16528, 21]-NRT-code) [i]OOA Folding