Best Known (133, 163, s)-Nets in Base 4
(133, 163, 1158)-Net over F4 — Constructive and digital
Digital (133, 163, 1158)-net over F4, using
- 41 times duplication [i] based on digital (132, 162, 1158)-net over F4, using
- (u, u+v)-construction [i] based on
- digital (27, 42, 130)-net over F4, using
- trace code for nets [i] based on digital (6, 21, 65)-net over F16, using
- net from sequence [i] based on digital (6, 64)-sequence over F16, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F16 with g(F) = 6 and N(F) ≥ 65, using
- the Hermitian function field over F16 [i]
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F16 with g(F) = 6 and N(F) ≥ 65, using
- net from sequence [i] based on digital (6, 64)-sequence over F16, using
- trace code for nets [i] based on digital (6, 21, 65)-net over F16, using
- digital (90, 120, 1028)-net over F4, using
- trace code for nets [i] based on digital (0, 30, 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
- trace code for nets [i] based on digital (0, 30, 257)-net over F256, using
- digital (27, 42, 130)-net over F4, using
- (u, u+v)-construction [i] based on
(133, 163, 11439)-Net over F4 — Digital
Digital (133, 163, 11439)-net over F4, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(4163, 11439, F4, 30) (dual of [11439, 11276, 31]-code), using
- discarding factors / shortening the dual code based on linear OA(4163, 16420, F4, 30) (dual of [16420, 16257, 31]-code), using
- 1 times code embedding in larger space [i] based on linear OA(4162, 16419, F4, 30) (dual of [16419, 16257, 31]-code), using
- construction X applied to Ce(29) ⊂ Ce(24) [i] based on
- linear OA(4155, 16384, F4, 30) (dual of [16384, 16229, 31]-code), using an extension Ce(29) of the primitive narrow-sense BCH-code C(I) with length 16383 = 47−1, defining interval I = [1,29], and designed minimum distance d ≥ |I|+1 = 30 [i]
- linear OA(4127, 16384, F4, 25) (dual of [16384, 16257, 26]-code), using an extension Ce(24) of the primitive narrow-sense BCH-code C(I) with length 16383 = 47−1, defining interval I = [1,24], and designed minimum distance d ≥ |I|+1 = 25 [i]
- linear OA(47, 35, F4, 4) (dual of [35, 28, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(47, 43, F4, 4) (dual of [43, 36, 5]-code), using
- construction X applied to Ce(29) ⊂ Ce(24) [i] based on
- 1 times code embedding in larger space [i] based on linear OA(4162, 16419, F4, 30) (dual of [16419, 16257, 31]-code), using
- discarding factors / shortening the dual code based on linear OA(4163, 16420, F4, 30) (dual of [16420, 16257, 31]-code), using
(133, 163, 7465001)-Net in Base 4 — Upper bound on s
There is no (133, 163, 7465002)-net in base 4, because
- the generalized Rao bound for nets shows that 4m ≥ 136 703177 025807 643307 953743 220331 243949 167227 319414 820830 275776 631707 120172 525328 810098 263743 639344 > 4163 [i]