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 A362108 #4 Apr 14 2023 07:34:34 %S A362108 1,5,9,16,731,513152096 %N A362108 Index of 2^k in A350877, where k = A362107(n). %e A362108 Terms 730-742 in A350877 are 505, 2^11, 2^10,..., 8, 4, 2, 1, corresponding to A362107(5) = 11 and a(5) = 731. %Y A362108 f. A350877, A350615, A362107. %K A362108 nonn,more %O A362108 1,2 %A A362108 _N. J. A. Sloane_, Apr 13 2023