[1,2,1,4,1,5,1,6,1,7,1,8,1,9,1,10,1,11,1,12,1,13, 1,14,1,15,1,16,1,17,1,18,1,19,1,20,1,21,1,22,1,23, 1,24,1,25,1,26,1,27,1,28,1,29,1,30,1,31,1,32,1,33, 1,34,1,35,1,36,1,37,1,38,1,39,1,40,1,41,1]