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 A177273 #5 Nov 21 2013 12:50:03 %S A177273 1,9,1,2,3,1,6,1,3,4,9,5,2,5,8,6,7,5,5,4,8,3,7,5,0,5,9,4,4,7,0,7,3,1, %T A177273 2,5,9,5,2,4,4,7,6,6,4,0,8,4,1,3,9,5,0,0,8,1,2,6,5,5,2,4,5,1,9,4,0,2, %U A177273 6,5,4,2,9,6,7,0,9,3,7,4,3,0,8,0,1,8,8,6,9,8,8,9,9,6,7,0,2,3,4,9,3,4,9,6,0 %N A177273 Decimal expansion of sqrt(3656953). %C A177273 Continued fraction expansion of sqrt(3656953) has period length 2645. %C A177273 3656953 is prime. %e A177273 sqrt(3656953) = 1912.31613495258675548375... %t A177273 RealDigits[Sqrt[3656953],10,120][[1]] (* _Harvey P. Dale_, Apr 20 2011 *) %Y A177273 Cf. A177271 Decimal expansion of sqrt(635918528029). %K A177273 cons,nonn %O A177273 4,2 %A A177273 _Klaus Brockhaus_, May 07 2010