Information on Result #674558
Linear OA(3146, 531466, F3, 18) (dual of [531466, 531320, 19]-code), using construction X applied to Ce(18) ⊂ Ce(15) based on
- linear OA(3145, 531441, F3, 19) (dual of [531441, 531296, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(3121, 531441, F3, 16) (dual of [531441, 531320, 17]-code), using an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(31, 25, F3, 1) (dual of [25, 24, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(31, s, F3, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, 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(3146, 265733, F3, 2, 18) (dual of [(265733, 2), 531320, 19]-NRT-code) | [i] | OOA Folding | |
| 2 | Linear OOA(3146, 177155, F3, 3, 18) (dual of [(177155, 3), 531319, 19]-NRT-code) | [i] | ||
| 3 | Linear OOA(3146, 132866, F3, 4, 18) (dual of [(132866, 4), 531318, 19]-NRT-code) | [i] | ||
| 4 | Linear OOA(3146, 106293, F3, 5, 18) (dual of [(106293, 5), 531319, 19]-NRT-code) | [i] | ||
| 5 | Linear OOA(3146, 59051, F3, 18, 18) (dual of [(59051, 18), 1062772, 19]-NRT-code) | [i] | OA Folding and Stacking | |