Information on Result #678383

Linear OA(4220, 262165, F4, 33) (dual of [262165, 261945, 34]-code), using construction X applied to Ce(32) ⊂ Ce(29) based on
  1. linear OA(4217, 262144, F4, 33) (dual of [262144, 261927, 34]-code), using an extension Ce(32) of the primitive narrow-sense BCH-code C(I) with length 262143 = 49−1, defining interval I = [1,32], and designed minimum distance d ≥ |I|+1 = 33 [i]
  2. linear OA(4199, 262144, F4, 30) (dual of [262144, 261945, 31]-code), using an extension Ce(29) of the primitive narrow-sense BCH-code C(I) with length 262143 = 49−1, defining interval I = [1,29], and designed minimum distance d ≥ |I|+1 = 30 [i]
  3. linear OA(43, 21, F4, 2) (dual of [21, 18, 3]-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 OA(4221, 262166, F4, 33) (dual of [262166, 261945, 34]-code) [i]Code Embedding in Larger Space
2Linear OA(4219, 262164, F4, 32) (dual of [262164, 261945, 33]-code) [i]Truncation
3Linear OOA(4220, 131082, F4, 2, 33) (dual of [(131082, 2), 261944, 34]-NRT-code) [i]OOA Folding
4Linear OOA(4220, 87388, F4, 3, 33) (dual of [(87388, 3), 261944, 34]-NRT-code) [i]
5Linear OOA(4220, 16385, F4, 33, 33) (dual of [(16385, 33), 540485, 34]-NRT-code) [i]OOA Folding and Stacking with Additional Row