# A151053 (b-file synthesized from sequence entry)
0 1
1 3
2 10
3 37
4 144
5 586
6 2454
7 10491
8 45670
9 201428
10 898710
11 4047732
12 18373856
13 83991102
14 386189282
15 1785033011
16 8288830692
17 38645792022
18 180849601258
19 849093024414
20 3998469899148
21 18880505756862
22 89373153794574
23 424026472077136
24 2015977545656546
25 9603271271496564
26 45828024248011082