# A228174 (b-file synthesized from sequence entry) 1 108 2 1024 3 6912 4 12500 5 84375 6 186624 7 800000 8 1259712 9 3294172 10 11943936 11 22235661 12 67108864 13 145800000 14 210827008 15 452984832 16 1549681956 17 2573571875 18 4294967296 19 10460353203 20 38423222208 21 40000000000 22 52428800000 23 99179645184 24 270000000000 25 782757789696