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 A171419 #5 Nov 21 2013 12:49:58 %S A171419 1,3,0,6,2,2,5,7,7,4,8,2,9,8,5,4,9,6,5,2,3,6,6,6,1,3,2,3,0,3,0,3,7,7, %T A171419 1,1,3,1,1,3,4,3,9,6,3,0,5,6,0,8,5,7,3,3,8,7,9,3,6,5,9,2,3,8,9,2,6,3, %U A171419 8,7,4,9,5,1,0,2,5,6,8,8,2,0,2,9,6,0,1,5,4,2,6,6,7,1,7,2,3,0,6,4,3,6,3,7,4 %N A171419 Decimal expansion of (5+sqrt(65))/10. %C A171419 Continued fraction expansion of (5+sqrt(65))/10 is A169609. %e A171419 (5+sqrt(65))/10 = 1.30622577482985496523.... %t A171419 RealDigits[(5+Sqrt[65])/10,10,120][[1]] (* _Harvey P. Dale_, Apr 02 2011 *) %Y A171419 Cf. A010517 (decimal expansion of sqrt(65)), A169609 (repeat 1, 3, 3). %K A171419 cons,nonn %O A171419 1,2 %A A171419 _Klaus Brockhaus_, Dec 08 2009