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 A011231 #16 Jan 18 2017 02:30:02 %S A011231 1,3,2,0,4,6,9,2,4,7,7,5,6,1,2,3,7,9,1,8,0,9,3,2,7,3,3,1,5,0,0,2,6,3, %T A011231 0,8,2,7,3,6,6,0,0,1,5,1,9,7,3,3,5,8,2,5,1,8,0,2,6,6,1,2,8,8,3,5,4,6, %U A011231 7,1,7,4,3,6,5,2,8,9,1,9,8,5,5,3,3,7,2,8,8,2,4,0,9,4,6,7,3,2,4 %N A011231 Decimal expansion of 7th root of 7. %H A011231 Ivan Panchenko, <a href="/A011231/b011231.txt">Table of n, a(n) for n = 1..1000</a> %e A011231 1.3204692477561237918... %p A011231 Digits:=100: evalf(7^(1/7)); # _Wesley Ivan Hurt_, Jan 17 2017 %t A011231 RealDigits[7^(1/7), 10, 105][[1]] (* _Alonso del Arte_, Sep 28 2014 *) %o A011231 (PARI) sqrtn(7, 7) \\ _Michel Marcus_, Jan 18 2017 %K A011231 nonn,cons,easy %O A011231 1,2 %A A011231 _N. J. A. Sloane_