k[1] = 1
k[2] = 117/8
k[3] = 1
k[4] = 3/5
k[5] = 3/100
k[6] = 1
k[7] = 2
k[8] = 1
k[9] = 4
k[10] = 3/5
k[11] = 3/100
k[12] = 9/200
k[13] = 3/10
k[14] = -3/50
k[15] = 3/5
k[16] = 3/1000
k[17] = 3
k[19] = 0
k[18] = 2