Information on Result #905750

Linear OOA(25647, 33030, F256, 2, 18) (dual of [(33030, 2), 66013, 19]-NRT-code), using (u, u+v)-construction based on
  1. linear OOA(25610, 258, F256, 2, 9) (dual of [(258, 2), 506, 10]-NRT-code), using
  2. linear OOA(25637, 32772, F256, 2, 18) (dual of [(32772, 2), 65507, 19]-NRT-code), using
    • OOA 2-folding [i] based on linear OA(25637, 65544, F256, 18) (dual of [65544, 65507, 19]-code), using
      • construction X applied to Ce(17) ⊂ Ce(14) [i] based on
        1. linear OA(25635, 65536, F256, 18) (dual of [65536, 65501, 19]-code), using an extension Ce(17) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,17], and designed minimum distance d ≥ |I|+1 = 18 [i]
        2. linear OA(25629, 65536, F256, 15) (dual of [65536, 65507, 16]-code), using an extension Ce(14) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,14], and designed minimum distance d ≥ |I|+1 = 15 [i]
        3. linear OA(2562, 8, F256, 2) (dual of [8, 6, 3]-code or 8-arc in PG(1,256)), 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(25647, 16515, F256, 4, 18) (dual of [(16515, 4), 66013, 19]-NRT-code) [i]OOA Folding