# A119965 (b-file synthesized from sequence entry)
0 1
1 8
2 42
3 174
4 705
5 2764
6 10772
7 41967
8 164793
9 654242
10 2634801
11 10787937
12 44983894
13 191249703
14 829651874
15 3673967785
16 16612478231
17 76708135651
18 361707435767
19 1741601413569
20 8561660600005