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 A054160 #6 Mar 30 2012 17:38:40 %S A054160 1,1,0,0,2,4,7,14,23,38,68,118,207,369,665,1198,2219,4081,7629,14266, %T A054160 26923,50874,96781,184270,352447,674971,1296453,2493302,4805387, %U A054160 9272067,17919557,34668386,67156731,130213775,252741245 %N A054160 Moebius transform of A001371 (starting at term 0). %Y A054160 Cf. A054158. %K A054160 nonn %O A054160 0,5 %A A054160 _N. J. A. Sloane_, Apr 29 2000 %E A054160 All values replaced by _R. J. Mathar_, Oct 13 2008