# A029891 (b-file synthesized from sequence entry)
1 1
2 3
3 7
4 23
5 70
6 242
7 832
8 2983
9 10759
10 39482
11 145892
12 543877
13 2038831
14 7685211
15 29092055
16 110554267
17 421495147
18 1611676767