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A003783 as a simple table

n a(n)
0 1
1 0
2 0
3 56
4 366
5 0
6 0
7 14016
8 33156
9 0
10 0
11 260712
12 462392
13 0
14 0
15 1987392
16 2998638
17 0
18 0
19 9090984
20 12799080
21 0
22 0
23 31997376
24 41846952
25 0
26 0
27 89282144
28 113936064
29 0
30 0
31 222509952
32 271647108
33 0
34 0
35 482553936
36 583789398

[1,0,0,56,366,0,0,14016,33156,0,0,260712,462392,0,
 0,1987392,2998638,0,0,9090984,12799080,0,0,
 31997376,41846952,0,0,89282144,113936064,0,0,
 222509952,271647108,0,0,482553936,583789398]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)