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A260780 as a simple table

n a(n)
0 1
1 3
2 -1
3 23
4 -16
5 5
6 165
7 -177
8 111
9 -27
10 3802
11 -5548
12 5232
13 -2548
14 502
15 21385
16 -39615
17 49910
18 -36490
19 14385
20 -2375
21 993605
22 -2235440
23 3527745
24 -3441280
25 2035695
26 -672360
27 95435

[1,3,-1,23,-16,5,165,-177,111,-27,3802,-5548,5232,
 -2548,502,21385,-39615,49910,-36490,14385,-2375,
 993605,-2235440,3527745,-3441280,2035695,-672360,
 95435]

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Last modified April 23 12:27 EDT 2024. Contains 371912 sequences. (Running on oeis4.)