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A051231 as a simple table

n a(n)
1 1
2 -9
3 1
4 162
5 -27
6 1
7 -4374
8 891
9 -54
10 1
11 157464
12 -36450
13 2835
14 -90
15 1
16 -7085880
17 1797714
18 -164025
19 6885
20 -135
21 1
22 382637520
23 -104162436
24 10655064
25 -535815
26 14175
27 -189
28 1
29 -24106163760
30 6944870988
31 -775431468
32 44411409
33 -1428840
34 26082
35 -252
36 1

[1,-9,1,162,-27,1,-4374,891,-54,1,157464,-36450,
 2835,-90,1,-7085880,1797714,-164025,6885,-135,1,
 382637520,-104162436,10655064,-535815,14175,-189,
 1,-24106163760,6944870988,-775431468,44411409,
 -1428840,26082,-252,1]

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)