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 A277906 Least number with same prime signature as phi(n): a(n) = A046523(A000010(n)). 7

%I

%S 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 30,16,12,16,24,12,36,12,24,16,24,12,30,12,24,6,6,16,30,12,32,24,12,

%U 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 Least number with same prime signature as phi(n): a(n) = A046523(A000010(n)).

%H Antti Karttunen, <a href="/A277906/b277906.txt">Table of n, a(n) for n = 1..10000</a>

%F a(n) = A046523(A000010(n)).

%o (Scheme) (define (A277906 n) (A046523 (A000010 n)))

%Y Cf. A000010, A046523, A276528.

%K nonn

%O 1,3

%A _Antti Karttunen_, Nov 17 2016

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Last modified October 22 22:34 EDT 2019. Contains 328335 sequences. (Running on oeis4.)