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A317448 as a simple table

n a(n)
0 1
1 1
2 1
3 4
4 0
5 0
6 1
7 12
8 54
9 1002
10 0
11 0
12 0
13 0
14 0
15 0
16 0
17 0
18 0
19 0
20 0
21 0
22 0
23 0
24 1
25 48
26 648
27 39444
28 0
29 0
30 1187548
31 96978608
32 1721374454
33 169149221140
34 0
35 0
36 0
37 0
38 0
39 0
40 0
41 0
42 0
43 0
44 0
45 0
46 0
47 0
48 0
49 0
50 0
51 0
52 0
53 0
54 0
55 0
56 0
57 0
58 0
59 0
60 0
61 0
62 0
63 0
64 0
65 0
66 0
67 0
68 0
69 0
70 0
71 0

[1,1,1,4,0,0,1,12,54,1002,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,1,48,648,39444,0,0,1187548,96978608,
 1721374454,169149221140,0,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]

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Last modified September 20 03:28 EDT 2020. Contains 337264 sequences. (Running on oeis4.)