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A012173 as a simple table

n a(n)
0 1
1 -1
2 5
3 -13
4 -1751
5 132871
6 -6935699
7 5067579
8 89435340497
9 -21076246089073
10 3055142025663317
11 13219661379785475
12 -235907327725301640967
13 116095997487821991940759
14 -33017130566183943274793027
15 -532247345346868679322284213
16 8810833241719412871344351850401

[1,-1,5,-13,-1751,132871,-6935699,5067579,
 89435340497,-21076246089073,3055142025663317,
 13219661379785475,-235907327725301640967,
 116095997487821991940759,
 -33017130566183943274793027,
 -532247345346868679322284213,
 8810833241719412871344351850401]

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Last modified April 23 02:14 EDT 2024. Contains 371906 sequences. (Running on oeis4.)