Information on Result #899843

Linear OOA(2570, 7843, F25, 2, 20) (dual of [(7843, 2), 15616, 21]-NRT-code), using (u, u+v)-construction based on
  1. linear OOA(2511, 27, F25, 2, 10) (dual of [(27, 2), 43, 11]-NRT-code), using
  2. linear OOA(2559, 7816, F25, 2, 20) (dual of [(7816, 2), 15573, 21]-NRT-code), using
    • OOA 2-folding [i] based on linear OA(2559, 15632, F25, 20) (dual of [15632, 15573, 21]-code), using
      • construction X applied to Ce(19) ⊂ Ce(17) [i] based on
        1. linear OA(2558, 15625, F25, 20) (dual of [15625, 15567, 21]-code), using an extension Ce(19) of the primitive narrow-sense BCH-code C(I) with length 15624 = 253−1, defining interval I = [1,19], and designed minimum distance d ≥ |I|+1 = 20 [i]
        2. linear OA(2552, 15625, F25, 18) (dual of [15625, 15573, 19]-code), using an extension Ce(17) of the primitive narrow-sense BCH-code C(I) with length 15624 = 253−1, defining interval I = [1,17], and designed minimum distance d ≥ |I|+1 = 18 [i]
        3. linear OA(251, 7, F25, 1) (dual of [7, 6, 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

None.