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A292935 as a simple table

n a(n)
0 1
1 -1
2 2
3 -5
4 15
5 -52
6 203
7 -877
8 4140
9 -21147
10 115975
11 -678570
12 4213597
13 -27644437
14 190899322
15 -1382958545
16 10480142147
17 -82864869804
18 682076806159
19 -5832742205057
20 51724158235372
21 -474869816156751
22 4506715738447323
23 -44152005855084346

[1,-1,2,-5,15,-52,203,-877,4140,-21147,115975,
 -678570,4213597,-27644437,190899322,-1382958545,
 10480142147,-82864869804,682076806159,
 -5832742205057,51724158235372,-474869816156751,
 4506715738447323,-44152005855084346]

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Last modified January 22 14:23 EST 2021. Contains 340362 sequences. (Running on oeis4.)