Information on Result #679787
Linear OA(4185, 4136, F4, 39) (dual of [4136, 3951, 40]-code), using construction X applied to Ce(38) ⊂ Ce(32) based on
- linear OA(4175, 4096, F4, 39) (dual of [4096, 3921, 40]-code), using an extension Ce(38) of the primitive narrow-sense BCH-code C(I) with length 4095 = 46−1, defining interval I = [1,38], and designed minimum distance d ≥ |I|+1 = 39 [i]
- linear OA(4145, 4096, F4, 33) (dual of [4096, 3951, 34]-code), using an extension Ce(32) of the primitive narrow-sense BCH-code C(I) with length 4095 = 46−1, defining interval I = [1,32], and designed minimum distance d ≥ |I|+1 = 33 [i]
- linear OA(410, 40, F4, 5) (dual of [40, 30, 6]-code), using
- discarding factors / shortening the dual code based on linear OA(410, 63, F4, 5) (dual of [63, 53, 6]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 63 = 43−1, defining interval I = [0,3], and designed minimum distance d ≥ |I|+1 = 6 [i]
- discarding factors / shortening the dual code based on linear OA(410, 63, F4, 5) (dual of [63, 53, 6]-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:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OA(4186, 4137, F4, 39) (dual of [4137, 3951, 40]-code) | [i] | Code Embedding in Larger Space | |
| 2 | Linear OA(4187, 4138, F4, 39) (dual of [4138, 3951, 40]-code) | [i] | ||
| 3 | Linear OA(4188, 4139, F4, 39) (dual of [4139, 3951, 40]-code) | [i] | ||
| 4 | Linear OA(4189, 4140, F4, 39) (dual of [4140, 3951, 40]-code) | [i] | ||
| 5 | Linear OA(4190, 4141, F4, 39) (dual of [4141, 3951, 40]-code) | [i] | ||
| 6 | Linear OOA(4185, 2068, F4, 2, 39) (dual of [(2068, 2), 3951, 40]-NRT-code) | [i] | OOA Folding | |
| 7 | Linear OOA(4185, 1378, F4, 3, 39) (dual of [(1378, 3), 3949, 40]-NRT-code) | [i] | ||