# A151081 (b-file synthesized from sequence entry)
0 1
1 3
2 10
3 41
4 170
5 734
6 3271
7 14737
8 67579
9 312183
10 1456139
11 6839691
12 32263003
13 153094265
14 729036920
15 3483249581
16 16697234320
17 80240947268
18 386535282704
19 1865769002653
20 9023342738455
21 43712789051689
22 212071691893026
23 1030351010376779
24 5012234029998176
25 24410178281619735
26 119009018006099202