# A023920 (b-file synthesized from sequence entry)
0 1
1 0
2 0
3 0
4 18
5 0
6 0
7 72
8 0
9 240
10 252
11 0
12 0
13 504
14 0
15 0
16 1026
17 0
18 2160
19 1512
20 0
21 0
22 2664
23 0
24 0
25 3528
26 0
27 6720
28 5616
29 0
30 0
31 6552
32 0
33 0
34 9828
35 0
36 17520
37 11232
38 0
39 0
40 16380
41 0
42 0
43 17784
44 0
45 30240
46 24336
47 0
48 0
49 26208
50 0
51 0
52 35532
53 0
54 60480
55 37296
56 0
57 0
58 48780
59 0
60 0
61 50400
62 0