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A356907 as a simple table

n a(n)
0 1
1 -1
2 2
3 -2
4 2
5 0
6 -4
7 12
8 -22
9 34
10 -42
11 38
12 -6
13 -68
14 202
15 -394
16 616
17 -782
18 730
19 -204
20 -1104
21 3486
22 -6994
23 11142
24 -14452
25 14026
26 -5296
27 -17558
28 60042
29 -123860
30 201128
31 -266384
32 268176
33 -124034
34 -273626
35 1030396
36 -2188864
37 3624290
38 -4898740
39 5101306
40 -2744408

[1,-1,2,-2,2,0,-4,12,-22,34,-42,38,-6,-68,202,
 -394,616,-782,730,-204,-1104,3486,-6994,11142,
 -14452,14026,-5296,-17558,60042,-123860,201128,
 -266384,268176,-124034,-273626,1030396,-2188864,
 3624290,-4898740,5101306,-2744408]

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Last modified September 16 03:13 EDT 2024. Contains 375959 sequences. (Running on oeis4.)