Information on Result #636780

Linear OA(4141, 180, F4, 71) (dual of [180, 39, 72]-code), using concatenation of two codes based on
  1. linear OA(6423, 36, F64, 23) (dual of [36, 13, 24]-code or 36-arc in PG(22,64)), using
  2. linear OA(42, 5, F4, 2) (dual of [5, 3, 3]-code or 5-arc in PG(1,4)), 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.

Compare with Markus Grassl’s online database of code parameters.

Other Results with Identical Parameters

None.

Depending Results

The following results depend on this result:

ResultThis
result
only
Method
1Linear OA(4141, 180, F4, 70) (dual of [180, 39, 71]-code) [i]Strength Reduction
2Linear OA(4142, 181, F4, 71) (dual of [181, 39, 72]-code) [i]Code Embedding in Larger Space
3Linear OA(4140, 179, F4, 70) (dual of [179, 39, 71]-code) [i]Truncation
4Linear OA(4139, 178, F4, 69) (dual of [178, 39, 70]-code) [i]
5Linear OOA(4141, 90, F4, 2, 71) (dual of [(90, 2), 39, 72]-NRT-code) [i]OOA Folding
6Linear OOA(4141, 60, F4, 3, 71) (dual of [(60, 3), 39, 72]-NRT-code) [i]