k[1] = 1 k[2] = 20 k[3] = 9 k[4] = 5/2 k[5] = 10 k[6] = 20 k[7] = 500 k[8] = 1/10 k[9] = 10 k[10] = 20 k[11] = 500 k[12] = 1/10 k[13] = 20 k[14] = 1/10 k[15] = 20 k[16] = 1/10 k[17] = 200 k[18] = 1/40 k[19] = 200 k[20] = 1/10 k[21] = 200 k[22] = 1/10 k[23] = 200 k[24] = 1/10 k[25] = 200 k[26] = 1/10 k[27] = 517/50 k[28] = 143/50 k[29] = 731/25 k[30] = 397/100 k[31] = 169 k[32] = 11/500 k[33] = 39/5000 k[34] = 3/2500 k[35] = 1/4000 k[36] = 517/50 k[37] = 143/50 k[38] = 517/50 k[39] = 143/50 k[40] = 564/25 k[41] = 77/5 k[42] = 17/25 k[43] = 10300 k[44] = 87 k[45] = 31/100 k[46] = 87 k[47] = 10300 k[48] = 1/4000 k[49] = 999999903688753/1000000000000 k[50] = 399999961475501/100000000000 k[51] = 999999903688753/1000000000000