k[1] = 1
k[2] = 121267/1000
k[3] = 94929/200000000000000000000
k[4] = 2569840000000
k[5] = 387701/5
k[6] = 69679400000
k[7] = 472749/100000000
k[8] = 201671/10000000
k[9] = 1/1000000000
k[10] = 1/6250000
k[11] = 7/5000000