k[1] = 1
k[2] = 1/100
k[3] = 121/1000
k[4] = 100
k[5] = 1/5
k[6] = 337/25
k[7] = 1/50
k[8] = 1/100
k[9] = 6/5
k[10] = -1
k[11] = 1