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 A020856 #14 Jul 08 2025 07:56:30 %S A020856 1,0,0,5,0,3,7,8,1,5,2,5,9,2,1,2,0,7,5,4,8,9,3,7,3,5,5,6,5,6,6,8,7,4, %T A020856 7,5,2,7,0,5,1,7,8,3,4,7,1,4,8,2,8,8,9,6,8,8,0,5,6,6,1,2,5,6,3,9,8,9, %U A020856 3,4,7,4,0,1,8,4,5,5,8,7,4,1,4,2,6,9,2,2,2,4,2,1,6,0,0,8,8,0,7 %N A020856 Decimal expansion of 1/sqrt(99). %H A020856 Ivan Panchenko, <a href="/A020856/b020856.txt">Table of n, a(n) for n = 0..1000</a> %e A020856 0.10050378152... %t A020856 RealDigits[1/Sqrt[99],10,120][[1]] (* _Harvey P. Dale_, Jul 17 2011 *) %K A020856 nonn,cons %O A020856 0,4 %A A020856 _N. J. A. Sloane_