Prolog
#1 13
#2 11
#3 6
#4 6
#5 4
#6 4
#7 3
#8 3
#9 3
#10 3
#11 3
#12 2
#13 2
#14 2
#15 2
#16 2
#17 2
#18 2
#19 2
#20 2
#21 2
#22 2
#23 2
#24 2
#25 2
...