Information on Result #713639

Linear OA(779, 373, F7, 27) (dual of [373, 294, 28]-code), using construction XX applied to C1 = C([337,18]), C2 = C([1,21]), C3 = C1 + C2 = C([1,18]), and C∩ = C1 ∩ C2 = C([337,21]) based on
  1. linear OA(764, 342, F7, 24) (dual of [342, 278, 25]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {−5,−4,…,18}, and designed minimum distance d ≥ |I|+1 = 25 [i]
  2. linear OA(754, 342, F7, 21) (dual of [342, 288, 22]-code), using the primitive narrow-sense BCH-code C(I) with length 342 = 73−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
  3. linear OA(770, 342, F7, 27) (dual of [342, 272, 28]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {−5,−4,…,21}, and designed minimum distance d ≥ |I|+1 = 28 [i]
  4. linear OA(748, 342, F7, 18) (dual of [342, 294, 19]-code), using the primitive narrow-sense BCH-code C(I) with length 342 = 73−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
  5. linear OA(77, 23, F7, 5) (dual of [23, 16, 6]-code), using
  6. linear OA(72, 8, F7, 2) (dual of [8, 6, 3]-code or 8-arc in PG(1,7)), 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(779, 186, F7, 2, 27) (dual of [(186, 2), 293, 28]-NRT-code) [i]OOA Folding
2Linear OOA(779, 124, F7, 3, 27) (dual of [(124, 3), 293, 28]-NRT-code) [i]