Information on Result #675191

Linear OA(3124, 19716, F3, 20) (dual of [19716, 19592, 21]-code), using construction X applied to Ce(19) ⊂ Ce(15) based on
  1. linear OA(3118, 19683, F3, 20) (dual of [19683, 19565, 21]-code), using an extension Ce(19) of the primitive narrow-sense BCH-code C(I) with length 19682 = 39−1, defining interval I = [1,19], and designed minimum distance d ≥ |I|+1 = 20 [i]
  2. linear OA(391, 19683, F3, 16) (dual of [19683, 19592, 17]-code), using an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 19682 = 39−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
  3. linear OA(36, 33, F3, 3) (dual of [33, 27, 4]-code or 33-cap in PG(5,3)), 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 OA(3125, 19717, F3, 20) (dual of [19717, 19592, 21]-code) [i]Code Embedding in Larger Space
2Linear OA(3126, 19718, F3, 20) (dual of [19718, 19592, 21]-code) [i]
3Linear OA(3127, 19719, F3, 20) (dual of [19719, 19592, 21]-code) [i]
4Linear OOA(3124, 9858, F3, 2, 20) (dual of [(9858, 2), 19592, 21]-NRT-code) [i]OOA Folding
5Linear OOA(3124, 6572, F3, 3, 20) (dual of [(6572, 3), 19592, 21]-NRT-code) [i]
6Linear OOA(3124, 4929, F3, 4, 20) (dual of [(4929, 4), 19592, 21]-NRT-code) [i]
7Linear OOA(3124, 3943, F3, 5, 20) (dual of [(3943, 5), 19591, 21]-NRT-code) [i]
8Linear OOA(3124, 1971, F3, 20, 20) (dual of [(1971, 20), 39296, 21]-NRT-code) [i]OA Folding and Stacking