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 A100610 #7 Mar 30 2012 17:35:16 %S A100610 5,8,5,7,6,9,1,8,9,7,4,0,1,0,6,8,7,5,4,4,0,4,4,1,4,4,2,4,0,7,8,8,3,7, %T A100610 6,8,4,9,2,8,2,7,3,5,2,1,0,5,9,2,6,8,9,0,2,4,0,2,4,8,3,5,2,1,8,2,2,7, %U A100610 6,1,2,2,2,7,8,8,0,2,3,3,7,2,7,7,2,7,9,3,0,1,0,4,2,1,0,2,3,0,6,4,5,4,2,9,6 %N A100610 Decimal expansion of the constant whose continued fraction representation is [A000523(1); A000523(2), A000523(3), A000523(4), ...] for all positive integers. Note A000523(n) is floor(log_2(n)). %e A100610 0.58576918974010687544044144240788376849282735210592689024024835... %t A100610 N[FromContinuedFraction[Table[Floor[Log[2, k]], {k, 1, 300}]], 111] N[FromContinuedFraction[Table[Floor[Log[2, k]], {k, 1, 500}]], 111] %Y A100610 Cf. A000523. %K A100610 cons,nonn %O A100610 0,1 %A A100610 Joseph Biberstine (jrbibers(AT)indiana.edu), Dec 01 2004 %E A100610 Minor edit by _Franklin T. Adams-Watters_, Feb 24 2011