Information on Result #678200

Linear OA(4146, 1048611, F4, 19) (dual of [1048611, 1048465, 20]-code), using construction X applied to Ce(18) ⊂ Ce(14) 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(4111, 1048576, F4, 15) (dual of [1048576, 1048465, 16]-code), using an extension Ce(14) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,14], and designed minimum distance d ≥ |I|+1 = 15 [i]
  3. linear OA(45, 35, F4, 3) (dual of [35, 30, 4]-code or 35-cap in PG(4,4)), 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 OA(4147, 1048612, F4, 19) (dual of [1048612, 1048465, 20]-code) [i]Code Embedding in Larger Space
2Linear OOA(4146, 524305, F4, 2, 19) (dual of [(524305, 2), 1048464, 20]-NRT-code) [i]OOA Folding
3Linear OOA(4146, 349537, F4, 3, 19) (dual of [(349537, 3), 1048465, 20]-NRT-code) [i]
4Linear OOA(4146, 116512, F4, 19, 19) (dual of [(116512, 19), 2213582, 20]-NRT-code) [i]OOA Folding and Stacking with Additional Row