

A049910


a(n) = a(1) + a(2) + ... + a(n1)  a(m) for n >= 4, where m = n  1  2^p and p is the unique integer such that 2^p < n  1 <= 2^(p+1), starting with a(1) = 1, a(2) = 2, and a(3) = 3.


3



1, 2, 3, 5, 9, 19, 37, 73, 144, 292, 583, 1165, 2328, 4652, 9294, 18570, 37104, 74280, 148559, 297117, 594232, 1188460, 2376910, 4753802, 9507568, 19015065, 38029982, 76059673, 152118764, 304236365, 608470406, 1216936170, 2433863064
(list;
graph;
refs;
listen;
history;
text;
internal format)




