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A012090 as a simple table

n a(n)
0 1
1 -3
2 57
3 -2587
4 217137
5 -29025587
6 5664605801
7 -1519556355275
8 536514935904609
9 -241225069255390307
10 134580033555427233689
11 -91237165395466088195963
12 73877505225687035803070353
13 -70425423338543411535873624467
14 78071169657855750497737512497097

[1,-3,57,-2587,217137,-29025587,5664605801,
 -1519556355275,536514935904609,
 -241225069255390307,134580033555427233689,
 -91237165395466088195963,
 73877505225687035803070353,
 -70425423338543411535873624467,
 78071169657855750497737512497097]

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Last modified May 28 07:30 EDT 2022. Contains 354112 sequences. (Running on oeis4.)