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 A020835 #11 Jul 08 2025 07:54:41 %S A020835 1,1,3,2,2,7,7,0,3,4,1,4,4,5,9,5,7,5,0,6,1,0,7,7,4,7,0,8,5,8,4,5,1,9, %T A020835 7,3,8,9,9,6,7,4,8,6,5,1,4,0,1,4,6,3,8,2,3,8,7,3,1,0,2,9,4,5,1,9,9,6, %U A020835 3,3,3,2,5,4,1,4,8,0,0,3,6,4,1,5,0,0,5,5,8,3,8,3,8,6,5,0,9,1,6 %N A020835 Decimal expansion of 1/sqrt(78). %H A020835 Ivan Panchenko, <a href="/A020835/b020835.txt">Table of n, a(n) for n = 0..1000</a> %t A020835 RealDigits[1/Sqrt[78],10,120][[1]] (* _Harvey P. Dale_, Aug 20 2012 *) %K A020835 nonn,cons %O A020835 0,3 %A A020835 _N. J. A. Sloane_