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A253782 Numbers n for which A075167(n) <> A252464(n). 3

%I #6 Jan 16 2015 10:19:11

%S 16,24,32,40,48,56,64,72,80,81,88,96,104,112,120,128,135,136,144,152,

%T 160,162,168,176,184,189,192,200,208,216,224,232,240,243,248,256,264,

%U 270,272,280,288,296,297,304,312,320,324,328,336,344,351,352,360,368,376,378,384,392,400,405,408,416,424,432,440,448,456,459

%N Numbers n for which A075167(n) <> A252464(n).

%H Antti Karttunen, <a href="/A253782/b253782.txt">Table of n, a(n) for n = 1..2048</a>

%o (Scheme, with _Antti Karttunen_'s IntSeq-library)

%o (define A253782 (NONZERO-POS 1 1 (lambda (n) (- (A075167 n) (A252464 n)))))

%Y Complement: A253781.

%Y Subsequence of A013929 (numbers that are not squarefree).

%Y Cf. A075167, A252464.

%Y Differs from A185359(n+1) for the first time at n=17, where a(17) = 135, while A185359(18) = 136.

%K nonn

%O 1,1

%A _Antti Karttunen_, Jan 16 2015

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)