k1 = 2411/5000;
k2 = 69943/1000000;
k3 = 68623/25000;
k4 = 18061/20000;
k5 = 3307/10000;
k6 = 97/5000;
k7 = 3823/125000;
k8 = 249/2000;
k9 = 28743/10000;
k10 = 37/5000;
k11 = 847/50000;
k12 = 189459/500000;
k13 = 1;