MinT - Best Known (51, 51+86, s)-Nets in Base 4

Best Known (51, 51+86, s)-Nets in Base 4

(51, 51+86, 66)-Net over F₄ — Constructive and digital

Digital (51, 137, 66)-net over F₄, using

t-expansion [i] based on digital (49, 137, 66)-net over F₄, using
- net from sequence [i] based on digital (49, 65)-sequence over F₄, using
  - Niederreiterâ€“Xing sequence constructionÂ II/III [i] based on function field F/F₄ with g(F) = 49 and N(F) ≥ 66, using
    - T₆ from the second tower of function fields by GarcÃa and Stichtenoth over F₄ [i]

(51, 51+86, 91)-Net over F₄ — Digital

Digital (51, 137, 91)-net over F₄, using

t-expansion [i] based on digital (50, 137, 91)-net over F₄, using
- net from sequence [i] based on digital (50, 90)-sequence over F₄, using
  - Niederreiterâ€“Xing sequence constructionÂ II/III [i] based on function field F/F₄ with g(F) = 50 and N(F) ≥ 91, using
    - a curve from the manYPoints database [i]

(51, 51+86, 431)-Net in Base 4 — Upper bound on s

There is no (51, 137, 432)-net in base 4, because

the generalized Rao bound for nets shows that 4^mÂ â‰¥ 30871 429583 146394 659992 603655 305135 609232 990467 992855 752128 868795 221847 148953 374655 > 4¹³⁷ [i]