# A349531 (b-file synthesized from sequence entry)
0 1
1 1
2 6
3 39
4 271
5 1986
6 15171
7 119694
8 968589
9 7997970
10 67132164
11 571138362
12 4914229293
13 42690269053
14 373915274505
15 3298492524831
16 29279961769422
17 261348675838758
18 2344226713167048
19 21119556517672650
20 191022983002755162
21 1733959471178342088
22 15790787266617518790