Information on Result #695025

Linear OA(2768, 19712, F27, 21) (dual of [19712, 19644, 22]-code), using construction X applied to C([0,10]) ⊂ C([0,6]) based on
  1. linear OA(2761, 19684, F27, 21) (dual of [19684, 19623, 22]-code), using the expurgated narrow-sense BCH-code C(I) with length 19684 | 276−1, defining interval I = [0,10], and minimum distance d ≥ |{−10,−9,…,10}|+1 = 22 (BCH-bound) [i]
  2. linear OA(2737, 19684, F27, 13) (dual of [19684, 19647, 14]-code), using the expurgated narrow-sense BCH-code C(I) with length 19684 | 276−1, defining interval I = [0,6], and minimum distance d ≥ |{−6,−5,…,6}|+1 = 14 (BCH-bound) [i]
  3. linear OA(277, 28, F27, 7) (dual of [28, 21, 8]-code or 28-arc in PG(6,27)), 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(2768, 9856, F27, 2, 21) (dual of [(9856, 2), 19644, 22]-NRT-code) [i]OOA Folding
2Linear OOA(2768, 1971, F27, 21, 21) (dual of [(1971, 21), 41323, 22]-NRT-code) [i]OOA Folding and Stacking with Additional Row