A161965 - OEIS

%I #3 Mar 30 2012 18:52:33

%S 4,6,4,4,6,8,4,6,6,4,10,9,4,6,4,4,4,4,8,4,10,4,12,14,4,4,10,4,6,9,12,

%T 8,6,4,4,6,6,6,4,18,8,4,9,4,4,9,4,14,9,4,6,6,18,8,4,6,20,4,6,8,15,4,

%U 10,4,4,9,8,4,16,4,6,4,6,8,6,12,4,10,4,14,4,6,6,10,10,10,12,12,4,14,4,18,16

%N Composite numbers in A161849 in the order of appearance.

%e The sequence shows a(1) = A161849(55)=4, a(2)=A161849(66) = 6,

%e a(3) = A161849(70)=4 etc.

%Y Cf. A002808, A052369, A056608.

%K nonn,less

%O 1,1

%A _Juri-Stepan Gerasimov_, Jun 23 2009

%E Definition simplified, sequence extended by _R. J. Mathar_, Sep 11 2009