[1,0,3,1,3,3,4,3,6,4,6,6,7,6,9,7,9,9,10,9,12,10, 12,12,13,12,15,13,15,15,16,15,18,16,18,18,19,18, 21,19,21,21,22,21,24,22,24,24,25,24,27,25,27,27, 28,27,30,28,30,30,31,30,33,31,33,33,34,33,36,34, 36,36,37,36,39,37]