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A174388 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 -8
5 1
6 1
7 -26
8 -26
9 1
10 1
11 -80
12 2080
13 -80
14 1
15 1
16 -242
17 19360
18 19360
19 -242
20 1
21 1
22 -728
23 176176
24 -14094080
25 176176
26 -728
27 1
28 1
29 -2186
30 1591408
31 -385120736
32 -385120736
33 1591408
34 -2186
35 1
36 1
37 -6560
38 14340160
39 -10439636480
40 2526392028160
41 -10439636480
42 14340160
43 -6560
44 1

[1,1,1,1,-8,1,1,-26,-26,1,1,-80,2080,-80,1,1,-242,
 19360,19360,-242,1,1,-728,176176,-14094080,176176,
 -728,1,1,-2186,1591408,-385120736,-385120736,
 1591408,-2186,1,1,-6560,14340160,-10439636480,
 2526392028160,-10439636480,14340160,-6560,1]

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)