k1 = 2/5
k2 = 3/20
k3 = 3/20
k4 = 3/1000
k5 = 18
k6 = 23/25
k7 = 18
k8 = 23/25
k9 = 1/4
k10 = 180
k11 = 7/5
k12 = 1/50
k13 = 1
k14 = 1/2
k15 = 7/10
k16 = 3/5
k17 = 9/20
k18 = 3/100
k19 = 3/2
k20 = 1
k21 = 7/20
k22 = 3/2
k23 = 7/10
k24 = 9/50
k25 = 18/5
k26 = 1/100
k27 = 3/50
k28 = 3/50
k29 = 3/100
k30 = 1
k31 = 3