Information on Result #904005

Linear OOA(6491, 131204, F64, 2, 25) (dual of [(131204, 2), 262317, 26]-NRT-code), using (u, u+v)-construction based on
  1. linear OOA(6417, 128, F64, 2, 12) (dual of [(128, 2), 239, 13]-NRT-code), using
  2. linear OOA(6474, 131076, F64, 2, 25) (dual of [(131076, 2), 262078, 26]-NRT-code), using
    • OOA 2-folding [i] based on linear OA(6474, 262152, F64, 25) (dual of [262152, 262078, 26]-code), using
      • construction X applied to C([0,12]) ⊂ C([0,11]) [i] based on
        1. linear OA(6473, 262145, F64, 25) (dual of [262145, 262072, 26]-code), using the expurgated narrow-sense BCH-code C(I) with length 262145 | 646−1, defining interval I = [0,12], and minimum distance d ≥ |{−12,−11,…,12}|+1 = 26 (BCH-bound) [i]
        2. linear OA(6467, 262145, F64, 23) (dual of [262145, 262078, 24]-code), using the expurgated narrow-sense BCH-code C(I) with length 262145 | 646−1, defining interval I = [0,11], and minimum distance d ≥ |{−11,−10,…,11}|+1 = 24 (BCH-bound) [i]
        3. linear OA(641, 7, F64, 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.