# A331261 (b-file synthesized from sequence entry)
1 0
2 1
3 4
4 5
5 24
6 25
7 144
8 145
9 840
10 841
11 4900
12 4901
13 28560
14 28561
15 166464
16 166465
17 970224
18 970225
19 5654884
20 5654885
21 32959080
22 32959081
23 192099600
24 192099601
25 1119638520
26 1119638521
27 6525731524
28 6525731525
29 38034750624
30 38034750625
31 221682772224
32 221682772225