k[1] = 1
k[2] = 23/50
k[3] = 21/10
k[4] = 21/50
k[5] = 51/100000
k[6] = 11/250
k[7] = 1
k[8] = 1/10
k[9] = 1
k[10] = 1/10
k[11] = 1
k[12] = 1
k[13] = 100
k[14] = 100
k[15] = 100
k[16] = 7/2500
k[17] = 13/1000
k[18] = 37/10
k[19] = 29/1000
k[20] = 66
k[21] = 7/500