[0,0,0,0,3,3,3,3,6,8,8,8,9,11,11,11,15,15,16,16, 18,18,19,19,21,24,24,24,24,27,27,27,30,30,32,32, 35,35,35,35,38,39,39,40,41,43,43,43,45,48,48,48, 50,51,51,51,53,54,56,56,56,59,59,59,63,63,63,64, 66,66,67,67,70,71,72,72,73,74,75,75,78,80,80,80, 81]