Information on Result #698457

Linear OA(6489, 262151, F64, 30) (dual of [262151, 262062, 31]-code), using construction X applied to Ce(29) ⊂ Ce(27) based on
  1. linear OA(6488, 262144, F64, 30) (dual of [262144, 262056, 31]-code), using an extension Ce(29) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,29], and designed minimum distance d ≥ |I|+1 = 30 [i]
  2. linear OA(6482, 262144, F64, 28) (dual of [262144, 262062, 29]-code), using an extension Ce(27) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,27], and designed minimum distance d ≥ |I|+1 = 28 [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
1OA(32107, 262151, S32, 30) [i]Discarding Parts of the Base for OAs
2Linear OOA(6489, 131075, F64, 2, 30) (dual of [(131075, 2), 262061, 31]-NRT-code) [i]OOA Folding
3Linear OOA(6489, 87383, F64, 3, 30) (dual of [(87383, 3), 262060, 31]-NRT-code) [i]