Information on Result #636745

Linear OA(4147, 210, F4, 65) (dual of [210, 63, 66]-code), using concatenation of two codes based on
  1. linear OA(6421, 42, F64, 21) (dual of [42, 21, 22]-code or 42-arc in PG(20,64)), 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(4147, 210, F4, 64) (dual of [210, 63, 65]-code) [i]Strength Reduction
2Linear OA(4148, 211, F4, 65) (dual of [211, 63, 66]-code) [i]Code Embedding in Larger Space
3Linear OA(4146, 209, F4, 64) (dual of [209, 63, 65]-code) [i]Truncation
4Linear OOA(4147, 105, F4, 2, 65) (dual of [(105, 2), 63, 66]-NRT-code) [i]OOA Folding
5Linear OOA(4147, 70, F4, 3, 65) (dual of [(70, 3), 63, 66]-NRT-code) [i]