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 A177841 #5 Nov 21 2013 12:50:04 %S A177841 1,4,1,9,0,0,4,9,1,0,5,2,2,7,5,0,3,9,4,4,7,2,2,8,6,3,0,0,9,9,5,0,9,9, %T A177841 7,6,0,8,1,7,7,8,4,6,7,9,5,5,1,4,9,0,1,1,1,4,6,8,7,9,2,4,8,6,4,4,6,5, %U A177841 5,9,8,0,8,1,9,8,6,5,4,8,3,2,7,5,8,2,7,4,0,3,2,8,7,6,7,1,1,5,0,7,1,9,4,5,8 %N A177841 Decimal expansion of (5+sqrt(221))/14. %C A177841 Continued fraction expansion of (5+sqrt(221))/14 is A014695. %e A177841 (5+sqrt(221))/14 = 1.41900491052275039447... %t A177841 RealDigits[(5+Sqrt[221])/14,10,120][[1]] (* _Harvey P. Dale_, Nov 12 2011 *) %Y A177841 Cf. A177157 (decimal expansion of sqrt(221)), A014695 (repeat 1, 2, 2, 1). %K A177841 cons,nonn %O A177841 1,2 %A A177841 _Klaus Brockhaus_, May 14 2010