[0,0,1,2,0,0,4,5,0,0,7,8,0,0,10,11,0,0,13,14,0,0, 16,17,0,0,19,20,0,0,22,23,0,0,25,26,0,0,28,29,0,0, 31,32,0,0,34,35,0,0,37,38,0,0,40,41,0,0,43,44,0,0, 46,47,0,0,49,50,0,0,52,53,0,0,55,56,0,0,58,59,0,0, 61,62,0,0,64]