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A193342 as a simple table

n a(n)
0 1
1 1
2 -7
3 873
4 -335023
5 314308145
6 -608475110391
7 2176841249613401
8 -13293673514920102879
9 130392618478782066711009
10 -1956708639203083689685074535
11 43167469497976800185127921454793
12 -1354293569879914292359532215444184463
13 58748391997267678043451322126451570916113

[1,1,-7,873,-335023,314308145,-608475110391,
 2176841249613401,-13293673514920102879,
 130392618478782066711009,
 -1956708639203083689685074535,
 43167469497976800185127921454793,
 -1354293569879914292359532215444184463,
 58748391997267678043451322126451570916113]

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Last modified December 10 11:20 EST 2023. Contains 367710 sequences. (Running on oeis4.)