[2,1,4,5,6,2,8,3,9,10,3,10,12,11,13,14,4,16,5,17, 18,5,6,18,20,7,19,21,22,6,20,24,7,21,25,26,7,22, 26,28,23,27,29,30,8,32,9,33,34,9,10,34,36,11,35, 37,38,10,12,36,40,11,13,37,41,42,11,14,38,42,44]