%I #3 Mar 30 2012 16:47:26
%S 1,46,23,1036,518,259,11656,5828,2914,1457,65566,32783,1475236,737618,
%T 368809,16596406,8298203,373419136,186709568,93354784,46677392,
%U 23338696,11669348,5834674,2917337,131280166
%N Trajectory of 1 under map n->45n+1 if n odd, n->n/2 if n even
%K nonn
%O 0,2
%A _N. J. A. Sloane_.