# A075221 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 3
5 4
6 12
7 21
8 56
9 111
10 262
11 462
12 1453
13 1875
14 4734
15 9410
16 20603
17 24034
18 79352
19 79925
20 273731
21 358096
22 669640
23 796571
24 3342349
25 2980476
26 6387513
27 10167660
28 24999509
29 21477012
30 87978317