Information on Result #699541
Linear OA(8181, 6581, F81, 38) (dual of [6581, 6500, 39]-code), using construction X applied to Ce(37) ⊂ Ce(30) based on
- linear OA(8175, 6561, F81, 38) (dual of [6561, 6486, 39]-code), using an extension Ce(37) of the primitive narrow-sense BCH-code C(I) with length 6560 = 812−1, defining interval I = [1,37], and designed minimum distance d ≥ |I|+1 = 38 [i]
- linear OA(8161, 6561, F81, 31) (dual of [6561, 6500, 32]-code), using an extension Ce(30) of the primitive narrow-sense BCH-code C(I) with length 6560 = 812−1, defining interval I = [1,30], and designed minimum distance d ≥ |I|+1 = 31 [i]
- linear OA(816, 20, F81, 6) (dual of [20, 14, 7]-code or 20-arc in PG(5,81)), using
- discarding factors / shortening the dual code based on linear OA(816, 81, F81, 6) (dual of [81, 75, 7]-code or 81-arc in PG(5,81)), using
- Reed–Solomon code RS(75,81) [i]
- discarding factors / shortening the dual code based on linear OA(816, 81, F81, 6) (dual of [81, 75, 7]-code or 81-arc in PG(5,81)), 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:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OOA(8181, 3290, F81, 2, 38) (dual of [(3290, 2), 6499, 39]-NRT-code) | [i] | OOA Folding | |
| 2 | Linear OOA(8181, 2193, F81, 3, 38) (dual of [(2193, 3), 6498, 39]-NRT-code) | [i] | ||
| 3 | Linear OOA(8181, 1645, F81, 4, 38) (dual of [(1645, 4), 6499, 39]-NRT-code) | [i] | ||