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 A057310 #23 Feb 05 2023 09:19:56 %S A057310 1,4,9,19,35,52,72,100,131,163,201,244,290,340,393,451,515,580,648, %T A057310 724,803,883,969,1060,1154,1252,1353,1459,1571,1684,1800,1924,2051, %U A057310 2179,2313,2452,2594,2740,2889,3043,3203,3364,3528,3700,3875,4051,4233 %N A057310 Duplicate of A008084. %C A057310 Former title Coordination sequence T1 for Zeolite Code ASV. - _Sean A. Irvine_, Mar 17 2018 %H A057310 R. W. Grosse-Kunstleve, <a href="/A005897/a005897.html">Coordination Sequences and Encyclopedia of Integer Sequences</a> %H A057310 International Zeolite Association, <a href="http://www.iza-structure.org/databases/">Database of Zeolite Structures</a> %F A057310 G.f.: (1+x)^3*(1-x+3*x^2-x^3+x^4) / ((1-x)^3*(1+x^2)*(1+x+x^2)). - _Colin Barker_, Dec 19 2015 %Y A057310 Cf. A008084, A033598. %K A057310 dead %O A057310 0,2 %A A057310 _Ralf W. Grosse-Kunstleve_