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 A021042 #13 Jul 08 2025 07:58:46 %S A021042 0,2,6,3,1,5,7,8,9,4,7,3,6,8,4,2,1,0,5,2,6,3,1,5,7,8,9,4,7,3,6,8,4,2, %T A021042 1,0,5,2,6,3,1,5,7,8,9,4,7,3,6,8,4,2,1,0,5,2,6,3,1,5,7,8,9,4,7,3,6,8, %U A021042 4,2,1,0,5,2,6,3,1,5,7,8,9,4,7,3,6,8,4,2,1,0,5,2,6,3,1,5,7,8,9 %N A021042 Decimal expansion of 1/38. %C A021042 The probability of winning in American Roulette is 1/2 - 1/38 = 0.473684210526315789... - _Jean-François Alcover_, Jul 31 2019 %H A021042 Wikipedia, <a href="https://en.wikipedia.org/wiki/Roulette">Roulette</a> %H A021042 <a href="/index/Rec#order_10">Index entries for linear recurrences with constant coefficients</a>, signature (1, 0, 0, 0, 0, 0, 0, 0, -1, 1). %Y A021042 Same period as A021023. %K A021042 nonn,cons %O A021042 0,2 %A A021042 _N. J. A. Sloane_