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 A286542 #8 May 18 2017 21:48:38 %S A286542 1,2,2,4,6,4,2,8,6,12,6,8,6,4,2,16,210,12,6,12,30,12,210,16,6,12,30,8, %T A286542 30,4,2,32,210,420,210,12,30,12,6,24,210,60,30,24,30030,420,30,32,30, %U A286542 12,6,24,210,60,30030,16,210,60,30,8,30,4,2,64,510510,420,210,420,30030,420,210,24,210,60,30030,12,6,12,6,36,2310,420 %N A286542 a(n) = A046523(A285332(n)). %H A286542 Antti Karttunen, <a href="/A286542/b286542.txt">Table of n, a(n) for n = 0..512</a> %F A286542 a(n) = A046523(A285332(n)). %F A286542 Other identities. %F A286542 For all n >= 1, a(2n) = A002110(A000120(A285332(n))). %o A286542 (Scheme) (define (A286542 n) (A046523 (A285332 n))) %Y A286542 Cf. A000120, A002110, A046523, A285332, A286543 (rgs-version of this sequence). %K A286542 nonn %O A286542 0,2 %A A286542 _Antti Karttunen_, May 17 2017