Best Known (21, 21+72, s)-Nets in Base 9
(21, 21+72, 74)-Net over F9 — Constructive and digital
Digital (21, 93, 74)-net over F9, using
- t-expansion [i] based on digital (17, 93, 74)-net over F9, using
- net from sequence [i] based on digital (17, 73)-sequence over F9, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F9 with g(F) = 17 and N(F) ≥ 74, using
- net from sequence [i] based on digital (17, 73)-sequence over F9, using
(21, 21+72, 88)-Net over F9 — Digital
Digital (21, 93, 88)-net over F9, using
- net from sequence [i] based on digital (21, 87)-sequence over F9, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F9 with g(F) = 21 and N(F) ≥ 88, using
(21, 21+72, 499)-Net in Base 9 — Upper bound on s
There is no (21, 93, 500)-net in base 9, because
- the generalized Rao bound for nets shows that 9m ≥ 58720 534827 334541 027201 552958 005680 558185 288031 283155 922966 239487 231944 235155 542135 397761 > 993 [i]