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 A156359 #5 Nov 21 2013 12:49:33 %S A156359 1,7,196,1372,38416,268912,7529536,52706752,1475789056,10330523392, %T A156359 289254654976,2024782584832,56693912375296,396857386627072, %U A156359 11112006825558016,77784047778906112,2177953337809371136 %N A156359 Denominator of Euler(n, 1/14). %t A156359 Denominator[EulerE[Range[0,20],1/14]] (* _Harvey P. Dale_, Apr 22 2012 *) %Y A156359 For numerators see A156358. %K A156359 nonn,frac %O A156359 0,2 %A A156359 _N. J. A. Sloane_, Nov 07 2009