k1 = 4
k2 = 1
k3 = 1
k4 = 1
k5 = 1
k6 = 3/10
k7 = 1
k8 = 3/10
k9 = 1/10
k10 = 3/40
k11 = 1
k12 = 3/10
k13 = 3/10
k14 = 1
k15 = 0