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A230469 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 2
10 0
11 0
12 36
13 114
14 8
15 0
16 0
17 216
18 2398
19 1384
20 30
21 0
22 0
23 1260
24 35052
25 76518
26 16926
27 108
28 0
29 0
30 6912
31 552720
32 3062214
33 2593962
34 212124
35 386
36 0
37 0
38 38340
39 8724560
40 131421154
41 281740616
42 89087722
43 2647098
44 1376
45 0
46 0
47 213192
48 138661614

[0,0,0,0,0,0,0,0,2,0,0,36,114,8,0,0,216,2398,1384,
 30,0,0,1260,35052,76518,16926,108,0,0,6912,552720,
 3062214,2593962,212124,386,0,0,38340,8724560,
 131421154,281740616,89087722,2647098,1376,0,0,
 213192,138661614]

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Last modified August 8 21:27 EDT 2022. Contains 356016 sequences. (Running on oeis4.)