Information on Result #678229

Linear OA(4148, 1048619, F4, 19) (dual of [1048619, 1048471, 20]-code), using construction X applied to Ce(18) ⊂ Ce(13) based on
  1. linear OA(4141, 1048576, F4, 19) (dual of [1048576, 1048435, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
  2. linear OA(4101, 1048576, F4, 14) (dual of [1048576, 1048475, 15]-code), using an extension Ce(13) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,13], and designed minimum distance d ≥ |I|+1 = 14 [i]
  3. linear OA(47, 43, F4, 4) (dual of [43, 36, 5]-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

The following results depend on this result:

ResultThis
result
only
Method
1Linear OOA(4148, 524309, F4, 2, 19) (dual of [(524309, 2), 1048470, 20]-NRT-code) [i]OOA Folding
2Linear OOA(4148, 349539, F4, 3, 19) (dual of [(349539, 3), 1048469, 20]-NRT-code) [i]
3Linear OOA(4148, 116513, F4, 19, 19) (dual of [(116513, 19), 2213599, 20]-NRT-code) [i]OOA Folding and Stacking with Additional Row