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 A035710 #22 Aug 20 2018 06:18:11 %S A035710 1,30,450,4510,34050,207006,1057730,4680990,18347010,64797470, %T A035710 209070018,623207070,1732242690,4524812190,11180805570,26283115038, %U A035710 59064045570,127421652510,264870794690,532225891230,1036722552066 %N A035710 Coordination sequence for 15-dimensional cubic lattice. %H A035710 Seiichi Manyama, <a href="/A035710/b035710.txt">Table of n, a(n) for n = 0..10000</a> %H A035710 J. H. Conway and N. J. A. Sloane, Low-Dimensional Lattices VII: Coordination Sequences, Proc. Royal Soc. London, A453 (1997), 2369-2389 (<a href="http://neilsloane.com/doc/Me220.pdf">pdf</a>). %H A035710 Joan Serra-Sagrista, <a href="http://dx.doi.org/10.1016/S0020-0190(00)00119-8">Enumeration of lattice points in l_1 norm</a>, Inf. Proc. Lett. 76 (1-2) (2000) 39-44. %H A035710 <a href="/index/Rec#order_15">Index entries for linear recurrences with constant coefficients</a>, signature (15, -105, 455, -1365, 3003, -5005, 6435, -6435, 5005, -3003, 1365, -455, 105, -15, 1). %F A035710 G.f.: ((1+x)/(1-x))^15. %F A035710 n*a(n) = 30*a(n-1) + (n-2)*a(n-2) for n > 1. - _Seiichi Manyama_, Aug 20 2018 %K A035710 nonn,easy %O A035710 0,2 %A A035710 Joan Serra-Sagrista (jserra(AT)ccd.uab.es) %E A035710 Recomputed by _N. J. A. Sloane_, Nov 25 1998