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 A019698 #20 Oct 01 2022 00:26:16 %S A019698 4,8,3,3,2,1,9,4,6,7,0,6,1,2,2,0,3,6,6,8,6,5,6,0,5,2,0,5,0,4,5,3,8,9, %T A019698 0,5,2,6,1,1,0,2,9,8,4,5,1,9,2,4,7,0,4,9,3,8,0,7,6,0,7,0,6,5,0,8,8,9, %U A019698 4,8,3,1,7,3,6,3,3,9,8,4,5,9,4,2,7,7,4,5,8,8,5,1,4,1,7,1,8,5,6 %N A019698 Decimal expansion of 2*Pi/13. %H A019698 Ivan Panchenko, <a href="/A019698/b019698.txt">Table of n, a(n) for n = 0..1000</a> %H A019698 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A019698 0.4833219467... %p A019698 Digits:=100; evalf(2*Pi/13); # _Wesley Ivan Hurt_, Jan 29 2014 %t A019698 RealDigits[2Pi/13, 10, 105][[1]] (* _Alonso del Arte_, Oct 25 2012 *) %o A019698 (PARI) 2*Pi/13 \\ _Charles R Greathouse IV_, Oct 01 2022 %Y A019698 Equals twice A019680. %Y A019698 Cf. A217548. %K A019698 nonn,cons %O A019698 0,1 %A A019698 _N. J. A. Sloane_