%I A102564
%S A102564 0,0,1,1,2,0,1,1,4,2,3,3,4,4,5,1,8,6,7,7,8,8,9,5,10,10,11,7,12,8,9,5,16,
               14,15,15,16,
%T A102564 16,17,13,18,18,19,15,20,16,17,13,22,22,23,19,24,20,21,17,26,22,23,19,
               24,20,21,9,32,30,
%U A102564 31,31,32,32,33,29,34,34,35,31,36,32,33,29,38,38,39,35,40,36,37,33,42,
               38,39,35,40,36
%V A102564 0,0,1,-1,2,0,1,1,4,2,3,3,4,4,5,1,8,6,7,7,8,8,9,5,10,10,11,7,12,8,9,5,
               16,14,15,15,16,
%W A102564 16,17,13,18,18,19,15,20,16,17,13,22,22,23,19,24,20,21,17,26,22,23,19,
               24,20,21,9,32,30,
%X A102564 31,31,32,32,33,29,34,34,35,31,36,32,33,29,38,38,39,35,40,36,37,33,42,
               38,39,35,40,36
%N A102564 A000120(A078008(n))-A078008(A000120(n)).
%C A102564 It would appear that a(2^(n+1))=2^n=A000079(n); a(2^(n+1)-1)+1=A078008(n); 
               a(2^(n+1)+1)+1=2^n-1; a(4n+1)-a(2n+1)=n; a(8n+1)-a(4n+1)=2n.
%Y A102564 Cf. A102563, 102565.
%Y A102564 Sequence in context: A110298 A144740 A049501 this_sequence A077762 A085496 
               A101661
%Y A102564 Adjacent sequences: A102561 A102562 A102563 this_sequence A102565 A102566 
               A102567
%K A102564 easy,sign
%O A102564 0,5
%A A102564 Paul Barry (pbarry(AT)wit.ie), Jan 14 2005