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 A176442 #2 Mar 30 2012 17:28:09 %S A176442 7,1,0,9,4,0,1,3,0,4,6,1,7,9,5,2,5,3,3,6,3,1,0,3,3,5,1,4,4,6,5,1,9,6, %T A176442 2,1,6,2,4,1,5,5,2,9,2,2,7,9,7,7,6,2,9,7,7,4,9,4,0,2,1,2,7,3,4,8,4,8, %U A176442 7,9,4,5,6,3,0,7,0,3,7,8,2,6,6,2,9,8,7,3,3,0,9,6,9,6,2,1,7,4,9,3,3,7,7,1,7 %N A176442 Decimal expansion of (21+sqrt(469))/6. %C A176442 Continued fraction expansion of (21+sqrt(469))/6 is A010729. %e A176442 (21+sqrt(469))/6 = 7.10940130461795253363... %Y A176442 Cf. A176443 (decimal expansion of sqrt(469)), A010729 (repeat 7, 9). %K A176442 cons,nonn %O A176442 1,1 %A A176442 _Klaus Brockhaus_, Apr 19 2010