# A318946 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 1
4 5
5 19
6 64
7 201
8 603
9 1752
10 4973
11 13871
12 38176
13 103985
14 280947
15 754216
16 2014469
17 5358823
18 14209456
19 37580841
20 99188427
21 261360696
22 687777245
23 1808000351
24 4748806720
25 12464634209
26 32699621859
27 85747477576
28 224777691893
29 589072137367
30 1543445353168