# A182349 (b-file synthesized from sequence entry)
0 1
1 6
2 30
3 120
4 435
5 1446
6 4536
7 13560
8 39045
9 108950
10 296178
11 787368
12 2053335
13 5265750
14 13306380
15 33188040
16 81815145
17 199585830
18 482290630
19 1155444120
20 2746489851
21 6481600326
22 15195437280
23 35407315800
24 82038719565
25 189089191926
26 433704632346
27 990244936520