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 A278523 #6 Nov 30 2016 12:58:40 %S A278523 1,2,2,4,2,6,2,8,4,6,2,12,2,6,6,16,2,12,2,12,8,6,2,24,4,6,6,12,2,30,2, %T A278523 32,12,6,6,36,2,6,6,24,2,30,2,12,16,6,2,48,4,12,12,12,2,24,8,24,12,6, %U A278523 2,60,2,6,6,64,6,30,2,12,24,30,2,72,2,6,6,12,6,30,2,48,12,6,2,60,12,6,30,24,2,60,8,12,32,6,6,96,2,12,6,36,2,30,2,24,36,6 %N A278523 a(n) = A046523(A249818(n)). %H A278523 Antti Karttunen, <a href="/A278523/b278523.txt">Table of n, a(n) for n = 1..10000</a> %F A278523 a(n) = A046523(A249818(n)). %o A278523 (Scheme) (define (A278523 n) (A046523 (A249818 n))) %Y A278523 Cf. A046523, A249818. %Y A278523 Differs from related A278524 for the first time at n=42, where a(42)=30, while A278524(42)=24. %K A278523 nonn %O A278523 1,2 %A A278523 _Antti Karttunen_, Nov 30 2016