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 A156746 #9 Oct 13 2017 11:26:52 %S A156746 1,-9,-19,1971,7961,-1580049,-9560059,2686469931,21670511921, %T A156746 -7838281432089,-79034002960099,34943616861129891,422806632973239881, %U A156746 -220928651974538628129,-3118693689740162472139,1880318896105818396109851,30335009203988869812319841 %N A156746 Numerator of Euler(n, 1/20). %H A156746 T. D. Noe, <a href="/A156746/b156746.txt">Table of n, a(n) for n = 0..100</a> %F A156746 G.f.: conjecture T(0)/(1+9*x), where T(k) = 1 - 100*x^2*(k+1)^2/(100*x^2*(k+1)^2 + (1+ 9*x)^2/T(k+1) ); (continued fraction). - _Sergei N. Gladkovskii_, Nov 12 2013 %t A156746 Numerator[EulerE[Range[0,20],1/20]] (* _Harvey P. Dale_, Oct 13 2017 *) %Y A156746 For denominators see A009964. %K A156746 sign,frac %O A156746 0,2 %A A156746 _N. J. A. Sloane_, Nov 07 2009