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 A171166 #2 Mar 30 2012 17:34:03 %S A171166 0,2,4,5,6,11,16,19,22,24,26,27,28,36,44,49,54,58,62,65,68,70,72,73, %T A171166 74,85,96,103,110,116,122,127,132,136,140,143,146,148,150,151,152,166, %U A171166 180,189,198,206,214,221,228,234,240,245,250,254,258 %N A171166 A polyspiral path: a(n) represents the n-th vertex of a lattice path with an infinite number of finite square spirals. %C A171166 Also, partial sums of the sequence formed by 0 together with the numbers of A171176 repeated. %C A171166 For another version see A171165. %Y A171166 Cf. A171165, A171173, A171174, A171175, A171176, A171177, A171178. %K A171166 easy,nonn %O A171166 0,2 %A A171166 _Omar E. Pol_, Mar 14 2010 %E A171166 Edited by _Omar E. Pol_, Mar 16 2010