# A028212 (b-file synthesized from sequence entry)
0 1
1 35
2 775
3 13895
4 220591
5 3239495
6 45114175
7 605081015
8 7896440431
9 100983137255
10 1271943884575
11 15837914099735
12 195494604120271
13 2397051804927815
14 29242027752046975
15 355340314794184055
16 4305125050033912111
17 52039828472216683175
18 627954645427055761375