[1,2,3,4,1,2,3,4,5,2,3,4,5,1,2,3,4,5,2,3,4,5,6,3, 4,5,6,2,3,1,2,3,4,5,2,3,4,5,6,3,4,5,6,2,3,4,5,6,3, 4,5,6,7,4,1,2,3,4,5,2,3,4,5,6,3,4,5,6,2,3,4,5,6,3, 4,5,6,7,4,5,6,7,3,4,2,3,4,5,6,3]