k1 = 1;
k2 = 1/100;
k3 = 509/100000;
k4 = 47/100000;
k5 = 11/10000;
k6 = 89/12500;
k7 = 439/100000;
k8 = 9/50000;
k9 = 5567/50000;
k10 = 14359/100000;
k11 = 3/20000;
k12 = 6257/50000;
k13 = 15;