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 A140476 #2 Mar 30 2012 18:40:45 %S A140476 1,7,37,187,913,4447,21373,102763,490729,2344615,11154493,53088643, %T A140476 251931385,1195905895,5664817573,26839963627,126961839601, %U A140476 600692091703,2838415775797,13414448995411,63331776834145,299041867336303 %N A140476 Number of self-avoiding walks on cubic lattice with no more than n steps. %C A140476 Primes include a(1) = 7, a(2) = 37, a(5) = 4447, a(8) = 102763, a(15) = 26839963627. %e A140476 a(9) = 1 + 6 + 30 + 150 + 726 + 3534 + 16926 + 81390 + 387966 + 1853886 = 2344615. %Y A140476 Partial sums of A001412. %Y A140476 Cf. A001411, A001412, A001413, A002902, A078717. %K A140476 nonn %O A140476 0,2 %A A140476 _Jonathan Vos Post_, Jun 29 2008