[0,1,2,3,4,5,6,7,0,8,1,9,2,10,3,0,11,4,1,12,5,2, 13,6,3,14,7,4,15,8,5,16,9,6,17,10,7,18,11,8,19,12, 9,20,13,10,21,14,11,22,15,12,23,16,13,24,17,14,0, 25,18,15,1,26,19,16,2,27,20,17,3,28,21,18,4]