A243036 - OEIS

%I #14 Jun 28 2014 02:58:39

%S 2,1,2,1,2,2,4,1,2,2,4,2,4,4,8,1,2,2,4,2,4,4,8,2,4,4,8,4,8,8,16,1,2,2,

%T 4,2,4,4,8,2,4,4,8,4,8,8,16,2,4,4,8,4,8,8,16,4,8,8,16,8,16,16,32,1,2,

%U 2,4,2,4,4,8,2,4,4,8,4,8,8,16,2,4,4,8,4

%N Number of entries of length n in A240602.

%C For n>0, a(2^n) = 1.

%C For any base b, a(1) = b, a(2) = b-1, a(3) = b*(b-1), for m>1, a(2m) = a(m), a(2m+1) = b*a(m).

%C For any base b, a(n) = (b-1)*b^(A000120(n)-1).

%C Essentially the same as A048896. - _R. J. Mathar_, Jun 27 2014

%F a(1) = 2, a(2) = 1, a(3) = 2, For m>1, a(2m) = a(m), a(2m+1) = 2*a(m).

%F a(n) = 2^(A000120(n)-1).

%Y Cf. A240602, A243035, A000120.

%K nonn,base

%O 1,1

%A _Lior Manor_, May 29 2014