# A006661 (b-file synthesized from sequence entry)
5 3
6 3
7 7
8 11
9 28
10 57
11 155
12 353
13 1003
14 2458
15 7214
16 18575
17 55880
18 149183
19 457639
20 1255933
21 3914103
22 10978240
23 34663182
24 98953078
25 315884786
26 915008430
27 2948378068
28 8645874055
29 28084475514
30 83222134020