k[1] = 2391/10
k[2] = 473/20
k[3] = 4531/1000
k[4] = 1229/10
k[5] = 4007/5
k[6] = 1961/250
k[7] = 1497/10
k[8] = 4387/100
k[9] = 249/4
k[10] = 62/5
k[11] = 1537/25000
k[12] = 881/5000
k[13] = 7859/10000
k[14] = 0
k[15] = 1
k[16] = 4062499/50000
k[17] = 9999997/1000000
k[18] = 3355999/500000
k[19] = 2546499/5000