k1 = 1 k2 = 1/10 k3 = 1/10 k4 = 1 k5 = 1/10 k6 = 1 k7 = 1/10 k8 = 1 k9 = 1/10 k10 = 1/10 k11 = 0 k12 = 1/1000000000000 k13 = 1 k14 = 9963234242563/4000000000000 k15 = 41513476010679/25000000000000