# A072077 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 1
5 2
6 6
7 17
8 41
9 94
10 215
11 470
12 1004
13 2126
14 4449
15 9278
16 19177
17 39388
18 80698
19 164808
20 335809
21 683117
22 1387415
23 2813664
24 5700228
25 11536241
26 23324624
27 47122764
28 95134678
29 191937316
30 387024829
31 780018815
32 1571331010
33 3164113363