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 A133245 #12 Oct 17 2014 22:53:57 %S A133245 0,1,2,3,4,5,6,7,8,13,16,20,21,23,26,29,37,55,71,79,85,103,115,191, %T A133245 221,277,317,335,455,499,601,639,695,719,751,815,883,1331,1877,3709, %U A133245 3749,3967,4123,4417,4467,4519,4933,6361,6547,7255,8363,8383,8651,8887 %N A133245 Where records occur in A134204. %H A133245 T. D. Noe, <a href="/A133245/b133245.txt">Table of n, a(n) for n = 1..123</a> %Y A133245 Cf. A133244. %K A133245 nonn %O A133245 1,3 %A A133245 _N. J. A. Sloane_, Oct 15 2007 %E A133245 More terms from _R. J. Mathar_, Oct 19 2007 %E A133245 Extended by _T. D. Noe_, Feb 01 2013