[4,5,6,7,5,6,7,8,9,6,7,8,9,10,11,7,8,9,10,11,12, 13,5,6,7,8,9,6,7,8,9,10,11,7,8,9,10,11,12,13,8,9, 10,11,12,13,14,15,9,10,11,12,13,14,15,16,17,6,7,8, 9,10,11,7,8,9,10,11,12,13,8,9,10,11,12,13,14,15,9, 10,11,12,13,14]