Information on Result #678030

Linear OA(4165, 4194368, F4, 19) (dual of [4194368, 4194203, 20]-code), using construction X applied to Ce(18) ⊂ Ce(12) based on
  1. linear OA(4155, 4194304, F4, 19) (dual of [4194304, 4194149, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 4194303 = 411−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
  2. linear OA(4100, 4194304, F4, 13) (dual of [4194304, 4194204, 14]-code), using an extension Ce(12) of the primitive narrow-sense BCH-code C(I) with length 4194303 = 411−1, defining interval I = [1,12], and designed minimum distance d ≥ |I|+1 = 13 [i]
  3. linear OA(410, 64, F4, 5) (dual of [64, 54, 6]-code), using
    • an extension Ce(4) of the primitive narrow-sense BCH-code C(I) with length 63 = 43−1, defining interval I = [1,4], and designed minimum distance d ≥ |I|+1 = 5 [i]

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(4165, 2097184, F4, 2, 19) (dual of [(2097184, 2), 4194203, 20]-NRT-code) [i]OOA Folding
2Linear OOA(4165, 1398122, F4, 3, 19) (dual of [(1398122, 3), 4194201, 20]-NRT-code) [i]
3Linear OOA(4165, 466040, F4, 19, 19) (dual of [(466040, 19), 8854595, 20]-NRT-code) [i]OOA Folding and Stacking with Additional Row