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 A291155 #11 Jun 28 2020 18:49:54 %S A291155 32,19,21,25,34,27,36,30,23,5,16,1,14,9,18,7,12,3,32,19,21,25,34,27, %T A291155 36,30,23,5,16,1,14,9,18,7,12,3 %N A291155 Sequence of red numbers on the single zero (European) roulette wheel read clockwise. %C A291155 The angular spacing on the rotor between the red numbers 3 and 32 is 6*Pi/37 due to the inserted black 26 and the zero. The spacing of all other red neighbors is 4*Pi/37 due to one inserted black number. %H A291155 Roulettephysics.com, <a href="https://www.roulettephysics.com/roulette-wheel-diagram-picture/">Roulette Wheel Diagram Picture.</a> %Y A291155 Cf. A069892, A069893, A291151, A291152, A291154, A291156, A291157, A291158, A291159, A291160, A291161, A291162, A291171. %K A291155 nonn,fini,full %O A291155 1,1 %A A291155 _Hugo Pfoertner_, Aug 19 2017