Information on Result #1831775
OOA(2781, 265804, S27, 2, 18), using (u, u+v)-construction based on
- OOA(2712, 82, S27, 2, 9), using
- extracting embedded OOA [i] based on (3, 12, 82)-net in base 27, using
- base change [i] based on digital (0, 9, 82)-net over F81, using
- net from sequence [i] based on digital (0, 81)-sequence over F81, using
- generalized Faure sequence [i]
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F81 with g(F) = 0 and N(F) ≥ 82, using
- the rational function field F81(x) [i]
- Niederreiter sequence [i]
- net from sequence [i] based on digital (0, 81)-sequence over F81, using
- base change [i] based on digital (0, 9, 82)-net over F81, using
- extracting embedded OOA [i] based on (3, 12, 82)-net in base 27, using
- linear OOA(2769, 265722, F27, 2, 18) (dual of [(265722, 2), 531375, 19]-NRT-code), using
- OOA 2-folding [i] based on linear OA(2769, 531444, F27, 18) (dual of [531444, 531375, 19]-code), using
- discarding factors / shortening the dual code based on linear OA(2769, 531445, F27, 18) (dual of [531445, 531376, 19]-code), using
- construction X applied to Ce(17) ⊂ Ce(16) [i] based on
- linear OA(2769, 531441, F27, 18) (dual of [531441, 531372, 19]-code), using an extension Ce(17) of the primitive narrow-sense BCH-code C(I) with length 531440 = 274−1, defining interval I = [1,17], and designed minimum distance d ≥ |I|+1 = 18 [i]
- linear OA(2765, 531441, F27, 17) (dual of [531441, 531376, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 531440 = 274−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
- linear OA(270, 4, F27, 0) (dual of [4, 4, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(270, s, F27, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- construction X applied to Ce(17) ⊂ Ce(16) [i] based on
- discarding factors / shortening the dual code based on linear OA(2769, 531445, F27, 18) (dual of [531445, 531376, 19]-code), using
- OOA 2-folding [i] based on linear OA(2769, 531444, F27, 18) (dual of [531444, 531375, 19]-code), using
Mode: Constructive.
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.