[0,1,4,1,2,5,4,5,8,1,2,5,2,3,6,5,6,9,4,5,8,5,6,9, 8,9,12,1,2,5,2,3,6,5,6,9,2,3,6,3,4,7,6,7,10,5,6,9, 6,7,10,9,10,13,4,5,8,5,6,9,8,9,12,5,6,9,6,7]