This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A159483 #3 Jul 22 2025 06:23:35 %S A159483 1,1,0,0,1,1,4,14,71,389 %N A159483 Number of tolerance simple lattices of order n. %C A159483 Relevant for order polynomial completeness of lattices and tame congruence theory. %D A159483 K.Kaarli and A.F.Pixley, Polynomial Completeness in Algebraic Systems, Chapman & Hall/CRC, 2001 %e A159483 The unique lattices of order 1 and 2 are tolerance simple. The lattices of order 3 and 4 are not. M_3 is of order 5 and is tolerance simple. M_4 is of order 6 and is tolerance simple. Then it gets complicated. %Y A159483 Number of lattices is A006966 %K A159483 nonn %O A159483 1,7 %A A159483 Tim Boykett (tim(AT)timesup.org), Apr 14 2009