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 A229759 #27 Oct 05 2014 22:25:05 %S A229759 1,3,1,9,6,6,0,1,1,2,5,0,1,0,5,1,5,1,7,9,5,4,1,3,1,6,5,6,3,4,3,6,1,8, %T A229759 8,2,2,7,9,6,9,0,8,2,0,1,9,4,2,3,7,1,3,7,8,6,4,5,5,1,3,7,7,2,9,4,7,3, %U A229759 9,5,3,7,1,8,1,0,9,7,5,5,0,2,9,2,7,9,2,7,9,5,8,1,0,6,0,8,8,6,2,5,1,5,2,4 %N A229759 Decimal expansion of (25-10*sqrt(5))/2. %C A229759 Essentially the same as A225667 and A132338. - _R. J. Mathar_, Sep 30 2013 %H A229759 Ivan Panchenko, <a href="/A229759/b229759.txt">Table of n, a(n) for n = 1..1000</a> %F A229759 (25-10*sqrt(5))/2 = 25/2 - 5*sqrt(5) = 1.319660... . %Y A229759 Cf. A187426, A187798, A094874, A187799. %K A229759 cons,nonn %O A229759 1,2 %A A229759 _Joost Gielen_, Sep 28 2013