# A047177 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 0
5 1
6 4
7 12
8 30
9 60
10 121
11 205
12 385
13 630
14 1260
15 2156
16 4711
17 8260
18 18340
19 31620
20 68772
21 115995
22 250185
23 418825
24 914485
25 1535391
26 3405402
27 5728086
28 12788516
29 21448791
30 47902764
31 80006668
32 178864378
33 298009048
34 668688388