# A272177 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 6
4 42
5 162
6 634
7 2726
8 9330
9 37814
10 186034
11 623934
12 2370354
13 10505738
14 37417658
15 113248562
16 738713250
17 2753640290
18 7522970666
19 46292418830
20 146514514914
21 496491671978
22 2915741154442
23 9464309679414
24 39098814277474
25 173211426442282
26 652232674100690