Best Known (77, 77+21, s)-Nets in Base 27
(77, 77+21, 53226)-Net over F27 — Constructive and digital
Digital (77, 98, 53226)-net over F27, using
- (u, u+v)-construction [i] based on
- digital (7, 17, 82)-net over F27, using
- net from sequence [i] based on digital (7, 81)-sequence over F27, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F27 with g(F) = 7 and N(F) ≥ 82, using
- net from sequence [i] based on digital (7, 81)-sequence over F27, using
- digital (60, 81, 53144)-net over F27, using
- net defined by OOA [i] based on linear OOA(2781, 53144, F27, 21, 21) (dual of [(53144, 21), 1115943, 22]-NRT-code), using
- OOA 10-folding and stacking with additional row [i] based on linear OA(2781, 531441, F27, 21) (dual of [531441, 531360, 22]-code), using
- an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 531440 = 274−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- OOA 10-folding and stacking with additional row [i] based on linear OA(2781, 531441, F27, 21) (dual of [531441, 531360, 22]-code), using
- net defined by OOA [i] based on linear OOA(2781, 53144, F27, 21, 21) (dual of [(53144, 21), 1115943, 22]-NRT-code), using
- digital (7, 17, 82)-net over F27, using
(77, 77+21, 53261)-Net in Base 27 — Constructive
(77, 98, 53261)-net in base 27, using
- (u, u+v)-construction [i] based on
- (6, 16, 116)-net in base 27, using
- base change [i] based on digital (2, 12, 116)-net over F81, using
- net from sequence [i] based on digital (2, 115)-sequence over F81, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F81 with g(F) = 2 and N(F) ≥ 116, using
- net from sequence [i] based on digital (2, 115)-sequence over F81, using
- base change [i] based on digital (2, 12, 116)-net over F81, using
- digital (61, 82, 53145)-net over F27, using
- net defined by OOA [i] based on linear OOA(2782, 53145, F27, 21, 21) (dual of [(53145, 21), 1115963, 22]-NRT-code), using
- OOA 10-folding and stacking with additional row [i] based on linear OA(2782, 531451, F27, 21) (dual of [531451, 531369, 22]-code), using
- construction X applied to C([0,10]) ⊂ C([0,9]) [i] based on
- linear OA(2781, 531442, F27, 21) (dual of [531442, 531361, 22]-code), using the expurgated narrow-sense BCH-code C(I) with length 531442 | 278−1, defining interval I = [0,10], and minimum distance d ≥ |{−10,−9,…,10}|+1 = 22 (BCH-bound) [i]
- linear OA(2773, 531442, F27, 19) (dual of [531442, 531369, 20]-code), using the expurgated narrow-sense BCH-code C(I) with length 531442 | 278−1, defining interval I = [0,9], and minimum distance d ≥ |{−9,−8,…,9}|+1 = 20 (BCH-bound) [i]
- linear OA(271, 9, F27, 1) (dual of [9, 8, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(271, s, F27, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X applied to C([0,10]) ⊂ C([0,9]) [i] based on
- OOA 10-folding and stacking with additional row [i] based on linear OA(2782, 531451, F27, 21) (dual of [531451, 531369, 22]-code), using
- net defined by OOA [i] based on linear OOA(2782, 53145, F27, 21, 21) (dual of [(53145, 21), 1115963, 22]-NRT-code), using
- (6, 16, 116)-net in base 27, using
(77, 77+21, 3296223)-Net over F27 — Digital
Digital (77, 98, 3296223)-net over F27, using
(77, 77+21, large)-Net in Base 27 — Upper bound on s
There is no (77, 98, large)-net in base 27, because
- 19 times m-reduction [i] would yield (77, 79, large)-net in base 27, but