# A113829 (b-file synthesized from sequence entry) 1 1 2 9 3 25 4 57 5 185 6 441 7 4537 8 37305 9 102841 10 233913 11 758201 12 1806777 13 18583993 14 152801721 15 421237177 16 958108089 17 3105591737 18 7400559033 19 76120035769 20 625875849657 21 1725387477433 22 3924410732985 23 12720503755193 24 30312689799609