Information on Result #1117704

Linear OOA(3226, 1913192, F3, 5, 17) (dual of [(1913192, 5), 9565734, 18]-NRT-code), using (u, u+v)-construction based on
  1. linear OOA(371, 1195745, F3, 5, 8) (dual of [(1195745, 5), 5978654, 9]-NRT-code), using
  2. linear OOA(3155, 956596, F3, 5, 17) (dual of [(956596, 5), 4782825, 18]-NRT-code), using
    • OOA 5-folding [i] based on linear OA(3155, 4782980, F3, 17) (dual of [4782980, 4782825, 18]-code), using
      • discarding factors / shortening the dual code based on linear OA(3155, 4782983, F3, 17) (dual of [4782983, 4782828, 18]-code), using
        • construction X applied to Ce(16) ⊂ Ce(15) [i] based on
          1. linear OA(3155, 4782969, F3, 17) (dual of [4782969, 4782814, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 4782968 = 314−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
          2. linear OA(3141, 4782969, F3, 16) (dual of [4782969, 4782828, 17]-code), using an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 4782968 = 314−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
          3. linear OA(30, 14, F3, 0) (dual of [14, 14, 1]-code) (see above)

Mode: Constructive and linear.

Optimality

Show details for fixed k and m, k and s, k and t, m and s, m and t.

Other Results with Identical Parameters

None.

Depending Results

The following results depend on this result:

ResultThis
result
only
Method
1Linear OOA(3227, 1913192, F3, 5, 17) (dual of [(1913192, 5), 9565733, 18]-NRT-code) [i]OOA Duplication