k[1] = 8/5
k[2] = 101/200
k[3] = 1/2
k[4] = 1
k[5] = 4
k[6] = 1/5
k[7] = 1/2
k[8] = 7/5
k[9] = 13/100
k[10] = 1/2
k[11] = 3/5
k[12] = 1
k[13] = 1