%I A079890
%S A079890 2,4,4,8,6,8,9,16,12,12,14,16,14,18,18,32,21,24,21,24,27,27,25,32,27,27,
%T A079890 36,36,33,36,33,64,42,42,42,48,38,42,42,48,46,54,46,54,54,50,49,64,50,
%U A079890 54,52,54,55,72,63,72,63,63,62,72,62,63,81,128,66,81,69,81,70,81,74,96
%N A079890 Least number > n having one more prime factor than n, not necessarily
distinct.
%C A079890 A001222(a(n)) = A001222(n) + 1;
%C A079890 a(2^k) = 2^(k+1).
%C A079890 a(A076156(n)) = A076156(n)+1. - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com),
Feb 01 2008
%H A079890 R. Zumkeller, <a href="b079890.txt">Table of n, a(n) for n = 1..10000</
a>
%Y A079890 Cf. A079891, A079892.
%Y A079890 Sequence in context: A140434 A107748 A005884 this_sequence A065608 A077764
A110794
%Y A079890 Adjacent sequences: A079887 A079888 A079889 this_sequence A079891 A079892
A079893
%K A079890 nonn,nice
%O A079890 1,1
%A A079890 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jan 14 2003
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