Information on Result #2495515
Linear OOA(4178, 4194349, F4, 2, 18) (dual of [(4194349, 2), 8388520, 19]-NRT-code), using 41 times duplication based on linear OOA(4177, 4194349, F4, 2, 18) (dual of [(4194349, 2), 8388521, 19]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(420, 48, F4, 2, 9) (dual of [(48, 2), 76, 10]-NRT-code), using
- extracting embedded OOA [i] based on digital (11, 20, 48)-net over F4, using
- trace code for nets [i] based on digital (1, 10, 24)-net over F16, using
- net from sequence [i] based on digital (1, 23)-sequence over F16, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F16 with g(F) = 1 and N(F) ≥ 24, using
- net from sequence [i] based on digital (1, 23)-sequence over F16, using
- trace code for nets [i] based on digital (1, 10, 24)-net over F16, using
- extracting embedded OOA [i] based on digital (11, 20, 48)-net over F4, using
- linear OOA(4157, 4194301, F4, 2, 18) (dual of [(4194301, 2), 8388445, 19]-NRT-code), using
- OOA 2-folding [i] based on linear OA(4157, 8388602, F4, 18) (dual of [8388602, 8388445, 19]-code), using
- discarding factors / shortening the dual code based on linear OA(4157, large, F4, 18) (dual of [large, large−157, 19]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 16777215 = 412−1, defining interval I = [0,17], and designed minimum distance d ≥ |I|+1 = 19 [i]
- discarding factors / shortening the dual code based on linear OA(4157, large, F4, 18) (dual of [large, large−157, 19]-code), using
- OOA 2-folding [i] based on linear OA(4157, 8388602, F4, 18) (dual of [8388602, 8388445, 19]-code), using
- linear OOA(420, 48, F4, 2, 9) (dual of [(48, 2), 76, 10]-NRT-code), using
Mode: Constructive and linear.
Optimality
Show details for fixed k and m, k and s, k and t, m and s, m and t.
Other Results with Identical Parameters
None.
Depending Results
None.