Best Known (70, 77, s)-Nets in Base 3
(70, 77, 3188646)-Net over F3 — Constructive and digital
Digital (70, 77, 3188646)-net over F3, using
- (u, u+v)-construction [i] based on
- digital (17, 20, 3713024)-net over F3, using
- net defined by OOA [i] based on linear OOA(320, 3713024, F3, 3, 3) (dual of [(3713024, 3), 11139052, 4]-NRT-code), using
- appending kth column [i] based on linear OOA(320, 3713024, F3, 2, 3) (dual of [(3713024, 2), 7426028, 4]-NRT-code), using
- net defined by OOA [i] based on linear OOA(320, 3713024, F3, 3, 3) (dual of [(3713024, 3), 11139052, 4]-NRT-code), using
- digital (50, 57, 1594323)-net over F3, using
- net defined by OOA [i] based on linear OOA(357, 1594323, F3, 7, 7) (dual of [(1594323, 7), 11160204, 8]-NRT-code), using
- OOA 3-folding and stacking with additional row [i] based on linear OA(357, 4782970, F3, 7) (dual of [4782970, 4782913, 8]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 4782970 | 328−1, defining interval I = [0,3], and minimum distance d ≥ |{−3,−2,…,3}|+1 = 8 (BCH-bound) [i]
- OOA 3-folding and stacking with additional row [i] based on linear OA(357, 4782970, F3, 7) (dual of [4782970, 4782913, 8]-code), using
- net defined by OOA [i] based on linear OOA(357, 1594323, F3, 7, 7) (dual of [(1594323, 7), 11160204, 8]-NRT-code), using
- digital (17, 20, 3713024)-net over F3, using
(70, 77, large)-Net over F3 — Digital
Digital (70, 77, large)-net over F3, using
- 34 times duplication [i] based on digital (66, 73, large)-net over F3, using
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(373, large, F3, 7) (dual of [large, large−73, 8]-code), using
- 12 times code embedding in larger space [i] based on linear OA(361, large, F3, 7) (dual of [large, large−61, 8]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 14348908 | 330−1, defining interval I = [0,3], and minimum distance d ≥ |{−3,−2,…,3}|+1 = 8 (BCH-bound) [i]
- 12 times code embedding in larger space [i] based on linear OA(361, large, F3, 7) (dual of [large, large−61, 8]-code), using
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(373, large, F3, 7) (dual of [large, large−73, 8]-code), using
(70, 77, large)-Net in Base 3 — Upper bound on s
There is no (70, 77, large)-net in base 3, because
- 5 times m-reduction [i] would yield (70, 72, large)-net in base 3, but