Information on Result #906193

Linear OOA(360, 7174476, F3, 2, 5) (dual of [(7174476, 2), 14348892, 6]-NRT-code), using generalized (u, u+v)-construction based on
  1. linear OOA(31, 2391492, F3, 2, 1) (dual of [(2391492, 2), 4782983, 2]-NRT-code), using
  2. linear OOA(315, 2391492, F3, 2, 2) (dual of [(2391492, 2), 4782969, 3]-NRT-code), using
  3. linear OOA(344, 2391492, F3, 2, 5) (dual of [(2391492, 2), 4782940, 6]-NRT-code), using
    • OOA 2-folding [i] based on linear OA(344, 4782984, F3, 5) (dual of [4782984, 4782940, 6]-code), using
      • discarding factors / shortening the dual code based on linear OA(344, 4782985, F3, 5) (dual of [4782985, 4782941, 6]-code), using
        • construction X4 applied to Ce(4) ⊂ Ce(3) [i] based on
          1. linear OA(343, 4782969, F3, 5) (dual of [4782969, 4782926, 6]-code), using an extension Ce(4) of the primitive narrow-sense BCH-code C(I) with length 4782968 = 314−1, defining interval I = [1,4], and designed minimum distance d ≥ |I|+1 = 5 [i]
          2. linear OA(329, 4782969, F3, 4) (dual of [4782969, 4782940, 5]-code), using an extension Ce(3) of the primitive narrow-sense BCH-code C(I) with length 4782968 = 314−1, defining interval I = [1,3], and designed minimum distance d ≥ |I|+1 = 4 [i]
          3. linear OA(315, 16, F3, 15) (dual of [16, 1, 16]-code or 16-arc in PG(14,3)), using
          4. linear OA(31, 16, F3, 1) (dual of [16, 15, 2]-code), using

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(360, 7174475, F3, 3, 5) (dual of [(7174475, 3), 21523365, 6]-NRT-code) [i]OOA Stacking with Additional Row
2Linear OOA(360, 7174475, F3, 4, 5) (dual of [(7174475, 4), 28697840, 6]-NRT-code) [i]
3Linear OOA(360, 7174475, F3, 5, 5) (dual of [(7174475, 5), 35872315, 6]-NRT-code) [i]