Haskell
#1 4 236
#2 137
#3 115
#4 47
#5 32
#6 21
#7 8
#8 4
#9 4
#10 4
#11 3
#12 2
#13 1
#14 1
#15 1
#16 1
#17 1
#18 1
#19 1
#20 1