Information on Result #734900

Linear OA(6484, 262231, F64, 24) (dual of [262231, 262147, 25]-code), using (u, u+v)-construction based on
  1. linear OA(6413, 80, F64, 12) (dual of [80, 67, 13]-code), using
  2. linear OA(6471, 262151, F64, 24) (dual of [262151, 262080, 25]-code), using
    • construction X applied to Ce(23) ⊂ Ce(21) [i] based on
      1. linear OA(6470, 262144, F64, 24) (dual of [262144, 262074, 25]-code), using an extension Ce(23) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,23], and designed minimum distance d ≥ |I|+1 = 24 [i]
      2. linear OA(6464, 262144, F64, 22) (dual of [262144, 262080, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [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

The following results depend on this result:

ResultThis
result
only
Method
1Linear OOA(6484, 131115, F64, 2, 24) (dual of [(131115, 2), 262146, 25]-NRT-code) [i]OOA Folding
2Linear OOA(6484, 87410, F64, 3, 24) (dual of [(87410, 3), 262146, 25]-NRT-code) [i]