Best Known (180−16, 180, s)-Nets in Base 3
(180−16, 180, 1048689)-Net over F3 — Constructive and digital
Digital (164, 180, 1048689)-net over F3, using
- 32 times duplication [i] based on digital (162, 178, 1048689)-net over F3, using
- (u, u+v)-construction [i] based on
- digital (19, 27, 114)-net over F3, using
- trace code for nets [i] based on digital (1, 9, 38)-net over F27, using
- net from sequence [i] based on digital (1, 37)-sequence over F27, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F27 with g(F) = 1 and N(F) ≥ 38, using
- net from sequence [i] based on digital (1, 37)-sequence over F27, using
- trace code for nets [i] based on digital (1, 9, 38)-net over F27, using
- digital (135, 151, 1048575)-net over F3, using
- net defined by OOA [i] based on linear OOA(3151, 1048575, F3, 16, 16) (dual of [(1048575, 16), 16777049, 17]-NRT-code), using
- OA 8-folding and stacking [i] based on linear OA(3151, 8388600, F3, 16) (dual of [8388600, 8388449, 17]-code), using
- discarding factors / shortening the dual code based on linear OA(3151, large, F3, 16) (dual of [large, large−151, 17]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 14348906 = 315−1, defining interval I = [0,15], and designed minimum distance d ≥ |I|+1 = 17 [i]
- discarding factors / shortening the dual code based on linear OA(3151, large, F3, 16) (dual of [large, large−151, 17]-code), using
- OA 8-folding and stacking [i] based on linear OA(3151, 8388600, F3, 16) (dual of [8388600, 8388449, 17]-code), using
- net defined by OOA [i] based on linear OOA(3151, 1048575, F3, 16, 16) (dual of [(1048575, 16), 16777049, 17]-NRT-code), using
- digital (19, 27, 114)-net over F3, using
- (u, u+v)-construction [i] based on
(180−16, 180, 4194548)-Net over F3 — Digital
Digital (164, 180, 4194548)-net over F3, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(3180, 4194548, F3, 2, 16) (dual of [(4194548, 2), 8388916, 17]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(329, 247, F3, 2, 8) (dual of [(247, 2), 465, 9]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(329, 247, F3, 8) (dual of [247, 218, 9]-code), using
- discarding factors / shortening the dual code based on linear OA(329, 256, F3, 8) (dual of [256, 227, 9]-code), using
- construction X applied to Ce(7) ⊂ Ce(4) [i] based on
- linear OA(326, 243, F3, 8) (dual of [243, 217, 9]-code), using an extension Ce(7) of the primitive narrow-sense BCH-code C(I) with length 242 = 35−1, defining interval I = [1,7], and designed minimum distance d ≥ |I|+1 = 8 [i]
- linear OA(316, 243, F3, 5) (dual of [243, 227, 6]-code), using an extension Ce(4) of the primitive narrow-sense BCH-code C(I) with length 242 = 35−1, defining interval I = [1,4], and designed minimum distance d ≥ |I|+1 = 5 [i]
- linear OA(33, 13, F3, 2) (dual of [13, 10, 3]-code), using
- Hamming code H(3,3) [i]
- construction X applied to Ce(7) ⊂ Ce(4) [i] based on
- discarding factors / shortening the dual code based on linear OA(329, 256, F3, 8) (dual of [256, 227, 9]-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(329, 247, F3, 8) (dual of [247, 218, 9]-code), using
- linear OOA(3151, 4194301, F3, 2, 16) (dual of [(4194301, 2), 8388451, 17]-NRT-code), using
- OOA 2-folding [i] based on linear OA(3151, 8388602, F3, 16) (dual of [8388602, 8388451, 17]-code), using
- discarding factors / shortening the dual code based on linear OA(3151, large, F3, 16) (dual of [large, large−151, 17]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 14348906 = 315−1, defining interval I = [0,15], and designed minimum distance d ≥ |I|+1 = 17 [i]
- discarding factors / shortening the dual code based on linear OA(3151, large, F3, 16) (dual of [large, large−151, 17]-code), using
- OOA 2-folding [i] based on linear OA(3151, 8388602, F3, 16) (dual of [8388602, 8388451, 17]-code), using
- linear OOA(329, 247, F3, 2, 8) (dual of [(247, 2), 465, 9]-NRT-code), using
- (u, u+v)-construction [i] based on
(180−16, 180, large)-Net in Base 3 — Upper bound on s
There is no (164, 180, large)-net in base 3, because
- 14 times m-reduction [i] would yield (164, 166, large)-net in base 3, but