Information on Result #688290
Linear OA(866, 541, F8, 21) (dual of [541, 475, 22]-code), using construction X applied to Ce(20) ⊂ Ce(13) based on
- linear OA(855, 512, F8, 21) (dual of [512, 457, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 511 = 83−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(837, 512, F8, 14) (dual of [512, 475, 15]-code), using an extension Ce(13) of the primitive narrow-sense BCH-code C(I) with length 511 = 83−1, defining interval I = [1,13], and designed minimum distance d ≥ |I|+1 = 14 [i]
- linear OA(811, 29, F8, 6) (dual of [29, 18, 7]-code), using
- discarding factors / shortening the dual code based on linear OA(811, 63, F8, 6) (dual of [63, 52, 7]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 63 = 82−1, defining interval I = [0,5], and designed minimum distance d ≥ |I|+1 = 7 [i]
- discarding factors / shortening the dual code based on linear OA(811, 63, F8, 6) (dual of [63, 52, 7]-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
None.