[0,1,3,0,4,1,7,0,8,1,11,0,12,1,15,0,16,1,19,0,20, 1,23,0,24,1,27,0,28,1,31,0,32,1,35,0,36,1,39,0,40, 1,43,0,44,1,47,0,48,1,51,0,52,1,55,0,56,1,59,0,60, 1,63,0,64,1,67,0]