k[1] = 281441 k[2] = 171977 k[3] = 412/73 k[4] = 40758549/3650000 k[5] = 1/730 k[6] = 1/25258 k[7] = 1/6159375000 k[8] = 9137/2635182 k[9] = 9137/5270364 k[10] = 180000 k[11] = 120000 k[12] = 850 k[13] = 1/16425000000 k[14] = 22841/6587955 k[15] = 0 k[16] = 0 k[17] = 3/1000 k[18] = 0 k[19] = 0 k[20] = 171977 k[21] = 1 k[22] = 1