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A014989 as a simple table

n a(n)
1 1
2 -6
3 43
4 -300
5 2101
6 -14706
7 102943
8 -720600
9 5044201
10 -35309406
11 247165843
12 -1730160900
13 12111126301
14 -84777884106
15 593445188743
16 -4154116321200
17 29078814248401
18 -203551699738806
19 1424861898171643
20 -9974033287201500

[1,-6,43,-300,2101,-14706,102943,-720600,5044201,
 -35309406,247165843,-1730160900,12111126301,
 -84777884106,593445188743,-4154116321200,
 29078814248401,-203551699738806,1424861898171643,
 -9974033287201500]

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Last modified March 28 11:59 EDT 2024. Contains 371254 sequences. (Running on oeis4.)