Information on Result #616827

Linear OA(2540, 634, F25, 17) (dual of [634, 594, 18]-code), using construction X applied to C([0,8]) ⊂ C([1,8]) based on
  1. linear OA(2533, 626, F25, 17) (dual of [626, 593, 18]-code), using the expurgated narrow-sense BCH-code C(I) with length 626 | 254−1, defining interval I = [0,8], and minimum distance d ≥ |{−8,−7,…,8}|+1 = 18 (BCH-bound) [i]
  2. linear OA(2532, 626, F25, 9) (dual of [626, 594, 10]-code), using the narrow-sense BCH-code C(I) with length 626 | 254−1, defining interval I = [1,8], and minimum distance d ≥ |{1,2,…,8}| + |{−9,0}| = 10 (simple Roos-bound) [i]
  3. linear OA(257, 8, F25, 7) (dual of [8, 1, 8]-code or 8-arc in PG(6,25)), 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

None.