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A036968 as a simple table

n a(n)
1 1
2 -1
3 0
4 1
5 0
6 -3
7 0
8 17
9 0
10 -155
11 0
12 2073
13 0
14 -38227
15 0
16 929569
17 0
18 -28820619
19 0
20 1109652905
21 0
22 -51943281731
23 0
24 2905151042481
25 0
26 -191329672483963
27 0
28 14655626154768697
29 0
30 -1291885088448017715
31 0
32 129848163681107301953

[1,-1,0,1,0,-3,0,17,0,-155,0,2073,0,-38227,0,
 929569,0,-28820619,0,1109652905,0,-51943281731,0,
 2905151042481,0,-191329672483963,0,
 14655626154768697,0,-1291885088448017715,0,
 129848163681107301953]

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Last modified May 3 23:22 EDT 2024. Contains 372225 sequences. (Running on oeis4.)