[1,2,3,4,2,3,4,5,3,4,5,6,4,5,6,7,2,3,4,5,3,4,5,6, 4,5,6,7,5,6,7,8,3,4,5,6,4,5,6,7,5,6,7,8,6,7,8,9,4, 5,6,7,5,6,7,8,6,7,8,9,7,8,9,10,2,3,4,5,3,4,5,6,4, 5,6,7,5,6,7,8,3,4,5,6,4,5,6,7,5,6,7,8,6,7,8,9,4,5, 6,7]