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A292358 as a simple table

n a(n)
0 1
1 -1
2 1
3 -5
4 20
5 -104
6 584
7 -4304
8 35720
9 -329160
10 3239112
11 -36135912
12 438454752
13 -5743527360
14 80351263680
15 -1218698312064
16 19599583392384
17 -334335747652224
18 6019295318075520
19 -114911886106373760
20 2305234779285164544
21 -48596575400453366784

[1,-1,1,-5,20,-104,584,-4304,35720,-329160,
 3239112,-36135912,438454752,-5743527360,
 80351263680,-1218698312064,19599583392384,
 -334335747652224,6019295318075520,
 -114911886106373760,2305234779285164544,
 -48596575400453366784]

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Last modified March 29 03:41 EDT 2024. Contains 371264 sequences. (Running on oeis4.)