Information on Result #1014065

Linear OOA(7100, 5621, F7, 3, 20) (dual of [(5621, 3), 16763, 21]-NRT-code), using (u, u+v)-construction based on
  1. linear OOA(711, 13, F7, 3, 10) (dual of [(13, 3), 28, 11]-NRT-code), using
  2. linear OOA(789, 5608, F7, 3, 20) (dual of [(5608, 3), 16735, 21]-NRT-code), using
    • OOA 3-folding [i] based on linear OA(789, 16824, F7, 20) (dual of [16824, 16735, 21]-code), using
      • discarding factors / shortening the dual code based on linear OA(789, 16825, F7, 20) (dual of [16825, 16736, 21]-code), using
        • construction X applied to Ce(19) ⊂ Ce(16) [i] based on
          1. linear OA(786, 16807, F7, 20) (dual of [16807, 16721, 21]-code), using an extension Ce(19) of the primitive narrow-sense BCH-code C(I) with length 16806 = 75−1, defining interval I = [1,19], and designed minimum distance d ≥ |I|+1 = 20 [i]
          2. linear OA(771, 16807, F7, 17) (dual of [16807, 16736, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 16806 = 75−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
          3. linear OA(73, 18, F7, 2) (dual of [18, 15, 3]-code), 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

None.