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A002669 as a simple table

n a(n)
1 -1
2 3
3 -29
4 289
5 -1627
6 27769
7 -18044381
8 145511171
9 -1514611753
10 142324922009
11 -45517196560877
12 1750347891902329
13 -307338038704738637
14 32691361126849302587
15 -124979231585030156687
16 13342245096512975609370931
17 -265966517264946845952131041

[-1,3,-29,289,-1627,27769,-18044381,145511171,
 -1514611753,142324922009,-45517196560877,
 1750347891902329,-307338038704738637,
 32691361126849302587,-124979231585030156687,
 13342245096512975609370931,
 -265966517264946845952131041]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)