Information on Result #675035

Linear OA(3227, 19720, F3, 37) (dual of [19720, 19493, 38]-code), using construction X applied to C([0,18]) ⊂ C([0,15]) based on
  1. linear OA(3217, 19684, F3, 37) (dual of [19684, 19467, 38]-code), using the expurgated narrow-sense BCH-code C(I) with length 19684 | 318−1, defining interval I = [0,18], and minimum distance d ≥ |{−18,−17,…,18}|+1 = 38 (BCH-bound) [i]
  2. linear OA(3181, 19684, F3, 31) (dual of [19684, 19503, 32]-code), using the expurgated narrow-sense BCH-code C(I) with length 19684 | 318−1, defining interval I = [0,15], and minimum distance d ≥ |{−15,−14,…,15}|+1 = 32 (BCH-bound) [i]
  3. linear OA(310, 36, F3, 5) (dual of [36, 26, 6]-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(3227, 4930, F3, 4, 37) (dual of [(4930, 4), 19493, 38]-NRT-code) [i]OOA Folding
2Linear OOA(3227, 3944, F3, 5, 37) (dual of [(3944, 5), 19493, 38]-NRT-code) [i]