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 A020799 #15 Jul 08 2025 07:51:45 %S A020799 1,5,4,3,0,3,3,4,9,9,6,2,0,9,1,9,1,0,2,6,1,0,9,4,4,6,2,7,6,3,9,9,9,9, %T A020799 2,0,4,2,1,5,5,2,4,8,3,5,0,1,3,8,9,2,0,3,5,6,4,5,5,6,0,5,7,0,9,0,7,0, %U A020799 5,1,7,5,6,6,2,9,5,3,4,3,7,4,1,4,2,9,4,3,0,7,3,0,0,1,3,3,5,7,7 %N A020799 Decimal expansion of 1/sqrt(42). %C A020799 1/sqrt(42) = 0.154303349962091910261094462763999920421552483501389203564556057090705175663... [_Vladimir Joseph Stephan Orlovsky_, Jun 01 2010] %H A020799 Ivan Panchenko, <a href="/A020799/b020799.txt">Table of n, a(n) for n = 0..1000</a> %F A020799 Equals A020763 * A020764 . - _R. J. Mathar_, Nov 14 2023 %t A020799 RealDigits[N[1/Sqrt[42],200]] (* _Vladimir Joseph Stephan Orlovsky_, Jun 01 2010 *) %K A020799 nonn,cons %O A020799 0,2 %A A020799 _N. J. A. Sloane_