Best Known (39, 39+16, s)-Nets in Base 81
(39, 39+16, 66530)-Net over F81 — Constructive and digital
Digital (39, 55, 66530)-net over F81, using
- (u, u+v)-construction [i] based on
- digital (1, 9, 100)-net over F81, using
- net from sequence [i] based on digital (1, 99)-sequence over F81, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F81 with g(F) = 1 and N(F) ≥ 100, using
- net from sequence [i] based on digital (1, 99)-sequence over F81, using
- digital (30, 46, 66430)-net over F81, using
- net defined by OOA [i] based on linear OOA(8146, 66430, F81, 16, 16) (dual of [(66430, 16), 1062834, 17]-NRT-code), using
- OA 8-folding and stacking [i] based on linear OA(8146, 531440, F81, 16) (dual of [531440, 531394, 17]-code), using
- discarding factors / shortening the dual code based on linear OA(8146, 531441, F81, 16) (dual of [531441, 531395, 17]-code), using
- an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 531440 = 813−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
- discarding factors / shortening the dual code based on linear OA(8146, 531441, F81, 16) (dual of [531441, 531395, 17]-code), using
- OA 8-folding and stacking [i] based on linear OA(8146, 531440, F81, 16) (dual of [531440, 531394, 17]-code), using
- net defined by OOA [i] based on linear OOA(8146, 66430, F81, 16, 16) (dual of [(66430, 16), 1062834, 17]-NRT-code), using
- digital (1, 9, 100)-net over F81, using
(39, 39+16, 798839)-Net over F81 — Digital
Digital (39, 55, 798839)-net over F81, using
(39, 39+16, large)-Net in Base 81 — Upper bound on s
There is no (39, 55, large)-net in base 81, because
- 14 times m-reduction [i] would yield (39, 41, large)-net in base 81, but