[1,1,3,2,1,3,6,2,5,4,1,3,6,10,2,5,9,4,8,7,1,3,6, 10,15,2,5,9,14,4,8,13,7,12,11,1,3,6,10,15,21,2,5, 9,14,20,4,5,8,13,19,7,12,18,11,17,16,1,3,6,10,15, 21,28,2,5,9,14,20,27,4,8,13,19,26,7,12,18,25,11, 17,24,16,23,22]