k1 = 1/2
k2 = 11/100
k3 = 3/50
k4 = 1
k5 = 109/100
k6 = 307/100
k7 = 289/100
k8 = 472
k9 = 1
k10 = 15
k11 = 50
k12 = 14
k13 = 1
k14 = 1/10
k15 = 3/20
k16 = 13/100
k17 = 11/10
k18 = 2/25
k19 = 3/10
k20 = 3/10
k21 = 1/1000