Information on Result #727067

Linear OA(27109, 776, F27, 49) (dual of [776, 667, 50]-code), using construction XX applied to C1 = C([718,31]), C2 = C([0,38]), C3 = C1 + C2 = C([0,31]), and C∩ = C1 ∩ C2 = C([718,38]) based on
  1. linear OA(2780, 728, F27, 42) (dual of [728, 648, 43]-code), using the primitive BCH-code C(I) with length 728 = 272−1, defining interval I = {−10,−9,…,31}, and designed minimum distance d ≥ |I|+1 = 43 [i]
  2. linear OA(2774, 728, F27, 39) (dual of [728, 654, 40]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 728 = 272−1, defining interval I = [0,38], and designed minimum distance d ≥ |I|+1 = 40 [i]
  3. linear OA(2794, 728, F27, 49) (dual of [728, 634, 50]-code), using the primitive BCH-code C(I) with length 728 = 272−1, defining interval I = {−10,−9,…,38}, and designed minimum distance d ≥ |I|+1 = 50 [i]
  4. linear OA(2760, 728, F27, 32) (dual of [728, 668, 33]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 728 = 272−1, defining interval I = [0,31], and designed minimum distance d ≥ |I|+1 = 33 [i]
  5. linear OA(279, 28, F27, 9) (dual of [28, 19, 10]-code or 28-arc in PG(8,27)), using
  6. linear OA(276, 20, F27, 6) (dual of [20, 14, 7]-code or 20-arc in PG(5,27)), 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(27109, 388, F27, 2, 49) (dual of [(388, 2), 667, 50]-NRT-code) [i]OOA Folding