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 A045790 #6 Mar 13 2018 06:44:48 %S A045790 1,2,3,7,5,10,7,20,14,18,11,41,15,28,31,58,21,60,25,77,49,54,33,144, %T A045790 50,72,75,123,49,158,55,177,97,112,99,268,75,136,129,286,89,268,97, %U A045790 249,218,190,113,496,146,280 %N A045790 Three-dimensional simplices of determinant n. %C A045790 Two simplices are considered equal if some integer affine automorphism sends the first to the second. %C A045790 Probably the same as A159842. - _Andrey Zabolotskiy_, Mar 12 2018 %Y A045790 Cf. A159842. %K A045790 nice,nonn %O A045790 0,2 %A A045790 Jacques-Olivier Moussafir (msfr(AT)ceremade.dauphine.fr)