Information on Result #713686

Linear OA(782, 375, F7, 28) (dual of [375, 293, 29]-code), using construction XX applied to C1 = C([335,18]), C2 = C([0,21]), C3 = C1 + C2 = C([0,18]), and C∩ = C1 ∩ C2 = C([335,21]) based on
  1. linear OA(767, 342, F7, 26) (dual of [342, 275, 27]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {−7,−6,…,18}, and designed minimum distance d ≥ |I|+1 = 27 [i]
  2. linear OA(755, 342, F7, 22) (dual of [342, 287, 23]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 342 = 73−1, defining interval I = [0,21], and designed minimum distance d ≥ |I|+1 = 23 [i]
  3. linear OA(773, 342, F7, 29) (dual of [342, 269, 30]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {−7,−6,…,21}, and designed minimum distance d ≥ |I|+1 = 30 [i]
  4. linear OA(749, 342, F7, 19) (dual of [342, 293, 20]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 342 = 73−1, defining interval I = [0,18], and designed minimum distance d ≥ |I|+1 = 20 [i]
  5. linear OA(77, 25, F7, 5) (dual of [25, 18, 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(782, 187, F7, 2, 28) (dual of [(187, 2), 292, 29]-NRT-code) [i]OOA Folding
2Linear OOA(782, 125, F7, 3, 28) (dual of [(125, 3), 293, 29]-NRT-code) [i]