# A151175 (b-file synthesized from sequence entry)
0 1
1 3
2 12
3 49
4 219
5 971
6 4517
7 20771
8 98450
9 461981
10 2213354
11 10519245
12 50753596
13 243307767
14 1179762984
15 5690972110
16 27696647862
17 134229569535
18 655129908566
19 3186566575192
20 15587994181738
21 76039623155226
22 372662021788428
23 1822155305407466
24 8944059110331015
25 43817771192888596
26 215363155240618719