Information on Result #713711

Linear OA(776, 366, F7, 27) (dual of [366, 290, 28]-code), using construction XX applied to C1 = C([338,19]), C2 = C([0,22]), C3 = C1 + C2 = C([0,19]), and C∩ = C1 ∩ C2 = C([338,22]) 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 = {−4,−3,…,19}, and designed minimum distance d ≥ |I|+1 = 25 [i]
  2. linear OA(758, 342, F7, 23) (dual of [342, 284, 24]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 342 = 73−1, defining interval I = [0,22], and designed minimum distance d ≥ |I|+1 = 24 [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 = {−4,−3,…,22}, and designed minimum distance d ≥ |I|+1 = 28 [i]
  4. linear OA(752, 342, F7, 20) (dual of [342, 290, 21]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 342 = 73−1, defining interval I = [0,19], and designed minimum distance d ≥ |I|+1 = 21 [i]
  5. linear OA(74, 16, F7, 3) (dual of [16, 12, 4]-code or 16-cap in PG(3,7)), 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(776, 183, F7, 2, 27) (dual of [(183, 2), 290, 28]-NRT-code) [i]OOA Folding
2Linear OOA(776, 122, F7, 3, 27) (dual of [(122, 3), 290, 28]-NRT-code) [i]