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 A249149 #5 Nov 04 2014 16:36:56 %S A249149 1,5,7,14,16,44,48,240,7200,16560,21600,33120,45360,60480,90720, %T A249149 1179360 %N A249149 One more than positions of records in A249442. %C A249149 After 1, these terms factorize as: 5, 7, 2 * 7, 2^4, 2^2 * 11, 2^4 * 3, 2^4 * 3 * 5, 2^5 * 3^2 * 5^2, 2^4 * 3^2 * 5 * 23, 2^5 * 3^3 * 5^2, 2^5 * 3^2 * 5 * 23, 2^4 * 3^4 * 5 * 7, 2^6 * 3^3 * 5 * 7, 2^5 * 3^4 * 5 * 7, 2^5 * 3^4 * 5 * 7 * 13, ... %F A249149 a(n) = A249440(n)+1. %Y A249149 One more than A249440. %K A249149 nonn %O A249149 1,2 %A A249149 _Antti Karttunen_, Nov 04 2014