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 A020831 #12 Jul 08 2025 07:54:15 %S A020831 1,1,6,2,4,7,6,3,8,7,4,3,8,1,9,2,8,0,6,9,9,0,4,6,9,3,9,6,6,2,8,3,3,9, %T A020831 6,8,0,0,0,3,7,2,1,0,2,1,2,5,5,5,0,4,8,1,3,4,4,7,0,3,3,1,9,4,7,6,1,8, %U A020831 1,4,4,5,0,6,3,0,1,3,7,4,3,4,1,5,9,9,0,9,5,7,9,8,2,4,1,8,4,0,6 %N A020831 Decimal expansion of 1/sqrt(74). %H A020831 Ivan Panchenko, <a href="/A020831/b020831.txt">Table of n, a(n) for n = 0..1000</a> %t A020831 RealDigits[1/Sqrt[74],10,120][[1]] (* _Harvey P. Dale_, Aug 29 2017 *) %K A020831 nonn,cons %O A020831 0,3 %A A020831 _N. J. A. Sloane_