Best Known (33, 33+23, s)-Nets in Base 256
(33, 33+23, 6214)-Net over F256 — Constructive and digital
Digital (33, 56, 6214)-net over F256, using
- (u, u+v)-construction [i] based on
- digital (0, 11, 257)-net over F256, using
- net from sequence [i] based on digital (0, 256)-sequence over F256, using
- generalized Faure sequence [i]
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257, using
- the rational function field F256(x) [i]
- Niederreiter sequence [i]
- net from sequence [i] based on digital (0, 256)-sequence over F256, using
- digital (22, 45, 5957)-net over F256, using
- net defined by OOA [i] based on linear OOA(25645, 5957, F256, 23, 23) (dual of [(5957, 23), 136966, 24]-NRT-code), using
- OOA 11-folding and stacking with additional row [i] based on linear OA(25645, 65528, F256, 23) (dual of [65528, 65483, 24]-code), using
- discarding factors / shortening the dual code based on linear OA(25645, 65536, F256, 23) (dual of [65536, 65491, 24]-code), using
- an extension Ce(22) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,22], and designed minimum distance d ≥ |I|+1 = 23 [i]
- discarding factors / shortening the dual code based on linear OA(25645, 65536, F256, 23) (dual of [65536, 65491, 24]-code), using
- OOA 11-folding and stacking with additional row [i] based on linear OA(25645, 65528, F256, 23) (dual of [65528, 65483, 24]-code), using
- net defined by OOA [i] based on linear OOA(25645, 5957, F256, 23, 23) (dual of [(5957, 23), 136966, 24]-NRT-code), using
- digital (0, 11, 257)-net over F256, using
(33, 33+23, 65795)-Net over F256 — Digital
Digital (33, 56, 65795)-net over F256, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(25656, 65795, F256, 23) (dual of [65795, 65739, 24]-code), using
- (u, u+v)-construction [i] based on
- linear OA(25611, 257, F256, 11) (dual of [257, 246, 12]-code or 257-arc in PG(10,256)), using
- extended Reed–Solomon code RSe(246,256) [i]
- the expurgated narrow-sense BCH-code C(I) with length 257 | 2562−1, defining interval I = [0,5], and minimum distance d ≥ |{−5,−4,…,5}|+1 = 12 (BCH-bound) [i]
- algebraic-geometric code AG(F, Q+121P) with degQ = 3 and degPÂ =Â 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257, using the rational function field F256(x) [i]
- algebraic-geometric code AG(F, Q+81P) with degQ = 2 and degPÂ =Â 3 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
- algebraic-geometric code AG(F,49P) with degPÂ =Â 5 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
- linear OA(25645, 65538, F256, 23) (dual of [65538, 65493, 24]-code), using
- construction X applied to Ce(22) ⊂ Ce(21) [i] based on
- linear OA(25645, 65536, F256, 23) (dual of [65536, 65491, 24]-code), using an extension Ce(22) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,22], and designed minimum distance d ≥ |I|+1 = 23 [i]
- linear OA(25643, 65536, F256, 22) (dual of [65536, 65493, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(2560, 2, F256, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(2560, s, F256, 0) (dual of [s, s, 1]-code) with arbitrarily large s, using
- construction X applied to Ce(22) ⊂ Ce(21) [i] based on
- linear OA(25611, 257, F256, 11) (dual of [257, 246, 12]-code or 257-arc in PG(10,256)), using
- (u, u+v)-construction [i] based on
(33, 33+23, large)-Net in Base 256 — Upper bound on s
There is no (33, 56, large)-net in base 256, because
- 21 times m-reduction [i] would yield (33, 35, large)-net in base 256, but