# A274495 (b-file synthesized from sequence entry)
2 2
3 3
4 9
5 23
6 62
7 171
8 482
9 1384
10 4036
11 11924
12 35619
13 107407
14 326521
15 999675
16 3079634
17 9539366
18 29693294
19 92831327
20 291366477
21 917765199
22 2900217452
23 9192097510
24 29213057684
25 93073003438
26 297215560553
27 951144390092
28 3049877146281
29 9797605279905