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A324721 Positions of positive terms in A323244; numbers n for which 2*A156552(n) > A323243(n). 4

%I #9 Mar 12 2019 22:23:34

%S 2,3,4,5,6,7,8,10,11,12,13,14,15,16,17,18,19,20,22,23,24,26,27,28,29,

%T 30,31,32,33,34,36,37,38,40,41,42,43,44,45,46,47,48,50,51,52,53,54,56,

%U 58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,78,79,80,82,83,84,86,88,89,90,92,93,94,96,97,98,100

%N Positions of positive terms in A323244; numbers n for which 2*A156552(n) > A323243(n).

%C These correspond to deficient numbers as this is sequence A005940(1+A005100(n)) sorted into ascending order. Subsequence of A324720.

%H Antti Karttunen, <a href="/A324721/b324721.txt">Table of n, a(n) for n = 1..7676</a> (based on Hans Havermann's factorization of A156552)

%H <a href="/index/Pri#prime_indices">Index entries for sequences computed from indices in prime factorization</a>

%H <a href="/index/Si#SIGMAN">Index entries for sequences related to sigma(n)</a>

%Y Cf. A005100, A005940, A156552, A323243, A323244, A324732 (characteristic function).

%Y Cf. A324551, A324201, A324720.

%K nonn

%O 1,1

%A _Antti Karttunen_, Mar 12 2019

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)