Information on Result #674480

Linear OA(3151, 531472, F3, 19) (dual of [531472, 531321, 20]-code), using construction X applied to C([0,9]) ⊂ C([0,7]) based on
  1. linear OA(3145, 531442, F3, 19) (dual of [531442, 531297, 20]-code), using the expurgated narrow-sense BCH-code C(I) with length 531442 | 324−1, defining interval I = [0,9], and minimum distance d ≥ |{−9,−8,…,9}|+1 = 20 (BCH-bound) [i]
  2. linear OA(3121, 531442, F3, 15) (dual of [531442, 531321, 16]-code), using the expurgated narrow-sense BCH-code C(I) with length 531442 | 324−1, defining interval I = [0,7], and minimum distance d ≥ |{−7,−6,…,7}|+1 = 16 (BCH-bound) [i]
  3. linear OA(36, 30, F3, 3) (dual of [30, 24, 4]-code or 30-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(3152, 531473, F3, 19) (dual of [531473, 531321, 20]-code) [i]Code Embedding in Larger Space
2Linear OA(3150, 531471, F3, 18) (dual of [531471, 531321, 19]-code) [i]Truncation
3Linear OOA(3151, 265736, F3, 2, 19) (dual of [(265736, 2), 531321, 20]-NRT-code) [i]OOA Folding
4Linear OOA(3151, 177157, F3, 3, 19) (dual of [(177157, 3), 531320, 20]-NRT-code) [i]
5Linear OOA(3151, 132868, F3, 4, 19) (dual of [(132868, 4), 531321, 20]-NRT-code) [i]