k1 = 167/500
k2 = 411/500000
k3 = 79/100
k4 = 449/100
k5 = 7/40
k6 = 23/20
k7 = 243/500
k8 = 79/25000
k9 = 37/2
k10 = 61/2
k11 = 1
k12 = 923/50