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A051138 as a simple table

n a(n)
0 0
1 1
2 1
3 -1
4 -5
5 -4
6 29
7 129
8 -65
9 -3689
10 -16264
11 113689
12 2382785
13 7001471
14 -398035821
15 -7911171596
16 43244638645
17 6480598259201
18 124106986093951
19 -5987117709349201
20 -541051130050800400
21 -4830209396684261199

[0,1,1,-1,-5,-4,29,129,-65,-3689,-16264,113689,
 2382785,7001471,-398035821,-7911171596,
 43244638645,6480598259201,124106986093951,
 -5987117709349201,-541051130050800400,
 -4830209396684261199]

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Last modified May 13 03:50 EDT 2024. Contains 372497 sequences. (Running on oeis4.)