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 A180586 #14 Feb 18 2025 16:30:25 %S A180586 1,12,1182,45502,2127332,95718442,4343656672,196769260362, %T A180586 8917775068522,404126474166012,18314237688963002,829962636335203152, %U A180586 37612209746663052792,1704508129504662739932,77244815889633863270612,3500576762912651494559832,158638966340047716575123082 %N A180586 Number of Hamiltonian cycles in C_10 X P_n. %C A180586 The linear recurrence for this sequence has order 74. For aesthetic reasons we don't post it here. %H A180586 Andrew Howroyd, <a href="/A180586/b180586.txt">Table of n, a(n) for n = 1..200</a> %H A180586 You can download Maple worksheet with the recurrence from our <a href="https://web.archive.org/web/20160719030522/http://flowproblem.ru/cycles/hamilton-cycles">Hamilton Cycles</a> page. %H A180586 <a href="/index/Rec#order_74">Index entries for linear recurrences with constant coefficients</a>, order 74. %Y A180586 Column k=10 of A359855. %K A180586 nonn %O A180586 1,2 %A A180586 _Artem M. Karavaev_, Sep 10 2010 %E A180586 a(16) onwards from _Andrew Howroyd_, Feb 18 2025