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A012051 as a simple table

n a(n)
0 1
1 1
2 1
3 2
4 5
5 16
6 61
7 216
8 937
9 -1280
10 -34919
11 -1141504
12 -13257619
13 -263392128
14 -3269873515
15 -64804059904
16 -890367567919
17 -18858549039104
18 -286428853272143
19 -6592583427379200
20 -109915623105978539

[1,1,1,2,5,16,61,216,937,-1280,-34919,-1141504,
 -13257619,-263392128,-3269873515,-64804059904,
 -890367567919,-18858549039104,-286428853272143,
 -6592583427379200,-109915623105978539]

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Last modified April 24 19:36 EDT 2024. Contains 371962 sequences. (Running on oeis4.)