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 A176523 #5 Nov 21 2013 12:50:03 %S A176523 9,0,9,8,9,1,2,9,1,5,0,2,6,7,6,7,4,9,6,9,6,6,1,0,4,5,9,7,4,7,1,6,1,4, %T A176523 6,1,3,2,0,7,9,8,1,9,7,7,8,6,6,9,4,0,8,7,5,6,9,9,4,3,8,2,2,1,2,5,4,3, %U A176523 8,4,7,9,4,3,9,9,9,5,5,0,9,1,5,6,4,6,0,7,3,1,1,1,6,7,0,3,4,6,8,8,2,6,4,6,9 %N A176523 Decimal expansion of (45+3*sqrt(235))/10. %C A176523 Continued fraction expansion of (45+3*sqrt(235))/10 is A010735. %e A176523 (45+3*sqrt(235))/10 = 9.09891291502676749696... %t A176523 RealDigits[(45+3Sqrt[235])/10,10,120][[1]] (* _Harvey P. Dale_, Aug 27 2011 *) %Y A176523 Cf. A176524 (decimal expansion of sqrt(235)), A010735 (repeat 9, 10). %K A176523 cons,nonn %O A176523 1,1 %A A176523 _Klaus Brockhaus_, Apr 23 2010