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