# A187254 (b-file synthesized from sequence entry)
0 1
1 0
2 1
3 4
4 22
5 139
6 979
7 7484
8 61018
9 523995
10 4696277
11 43623618
12 417729564
13 4106089683
14 41289287337
15 423556384020
16 4422308778458
17 46904447607369
18 504544306691569
19 5496706186024364
20 60576765646658782
21 674624324569952719
22 7585425185883023881