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 A277906 #10 Nov 19 2016 08:25:13 %S A277906 1,1,2,2,4,2,6,4,6,4,6,4,12,6,8,8,16,6,12,8,12,6,6,8,12,12,12,12,12,8, %T A277906 30,16,12,16,24,12,36,12,24,16,24,12,30,12,24,6,6,16,30,12,32,24,12, %U A277906 12,24,24,36,12,6,16,60,30,36,32,48,12,30,32,12,24,30,24,72,36,24,36,60,24,30,32,24,24,6,24 %N A277906 Least number with same prime signature as phi(n): a(n) = A046523(A000010(n)). %H A277906 Antti Karttunen, <a href="/A277906/b277906.txt">Table of n, a(n) for n = 1..10000</a> %F A277906 a(n) = A046523(A000010(n)). %o A277906 (Scheme) (define (A277906 n) (A046523 (A000010 n))) %Y A277906 Cf. A000010, A046523, A276528. %K A277906 nonn %O A277906 1,3 %A A277906 _Antti Karttunen_, Nov 17 2016