Information on Result #678421

Linear OA(4186, 262176, F4, 27) (dual of [262176, 261990, 28]-code), using construction X applied to Ce(26) ⊂ Ce(22) based on
  1. linear OA(4181, 262144, F4, 27) (dual of [262144, 261963, 28]-code), using an extension Ce(26) of the primitive narrow-sense BCH-code C(I) with length 262143 = 49−1, defining interval I = [1,26], and designed minimum distance d ≥ |I|+1 = 27 [i]
  2. linear OA(4154, 262144, F4, 23) (dual of [262144, 261990, 24]-code), using an extension Ce(22) of the primitive narrow-sense BCH-code C(I) with length 262143 = 49−1, defining interval I = [1,22], and designed minimum distance d ≥ |I|+1 = 23 [i]
  3. linear OA(45, 32, F4, 3) (dual of [32, 27, 4]-code or 32-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(4187, 262177, F4, 27) (dual of [262177, 261990, 28]-code) [i]Code Embedding in Larger Space
2Linear OOA(4186, 131088, F4, 2, 27) (dual of [(131088, 2), 261990, 28]-NRT-code) [i]OOA Folding
3Linear OOA(4186, 87392, F4, 3, 27) (dual of [(87392, 3), 261990, 28]-NRT-code) [i]
4Linear OOA(4186, 20167, F4, 27, 27) (dual of [(20167, 27), 544323, 28]-NRT-code) [i]OOA Folding and Stacking with Additional Row