k1 = 21/5
k2 = 11/10
k3 = 7/5000
k4 = 2/5
k5 = 15
k6 = 210
k7 = 29/5
k8 = 200
k9 = 435
k10 = 238
k11 = 3/50
k12 = 230
k13 = 6350
k14 = 1216
k15 = 278
k16 = 1655
k17 = 13/250
k18 = 1/50
k19 = 45
k20 = 36/25
k21 = 5040
k22 = 7200
k23 = 54
k24 = 147
k25 = 14
k26 = 717/10
k27 = 3/100
k28 = 1/50000
k29 = 770
k30 = 260
k31 = 257/100
k32 = 750
k33 = 3/2
k34 = 150
k35 = 59/500
k36 = 200
k37 = 16000
k38 = 320
k39 = 470
k40 = 2700
k41 = 29/10
k42 = 11/25
k43 = 6
k44 = 41/5000000
k45 = 3/20000
k46 = 1/25000
k47 = 17/1250000
k48 = 3/2500
k49 = 11/500000
k50 = 41/100000
k51 = 1/10000
k52 = 3/1000000
k53 = 37/100000
k54 = 63/1000000
k55 = 7/20
k56 = 77/10
k57 = 19/1000000
k58 = 13/500000
k59 = 3/500000
k60 = 27/5000
k61 = 7/50000
k62 = 3/500000
k63 = 3/500000
k64 = 7/10000000
k65 = 39/100000
k66 = 0
k67 = 0
k68 = 1