Information on Result #735889

Linear OA(25668, 66056, F256, 25) (dual of [66056, 65988, 26]-code), using (u, u+v)-construction based on
  1. linear OA(25618, 514, F256, 12) (dual of [514, 496, 13]-code), using
  2. linear OA(25650, 65542, F256, 25) (dual of [65542, 65492, 26]-code), using
    • construction X applied to C([0,12]) ⊂ C([0,11]) [i] based on
      1. linear OA(25649, 65537, F256, 25) (dual of [65537, 65488, 26]-code), using the expurgated narrow-sense BCH-code C(I) with length 65537 | 2564−1, defining interval I = [0,12], and minimum distance d ≥ |{−12,−11,…,12}|+1 = 26 (BCH-bound) [i]
      2. linear OA(25645, 65537, F256, 23) (dual of [65537, 65492, 24]-code), using the expurgated narrow-sense BCH-code C(I) with length 65537 | 2564−1, defining interval I = [0,11], and minimum distance d ≥ |{−11,−10,…,11}|+1 = 24 (BCH-bound) [i]
      3. linear OA(2561, 5, F256, 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(25668, 33028, F256, 2, 25) (dual of [(33028, 2), 65988, 26]-NRT-code) [i]OOA Folding