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A223143 as a simple table

n a(n)
0 1
1 3
2 -6
3 27
4 -141
5 819
6 -5022
7 31968
8 -209202
9 1398420
10 -9505854
11 65499759
12 -456410943
13 3210397173
14 -22763553876
15 162524220984
16 -1167359075781
17 8429107868541
18 -61148608627518
19 445450238075655
20 -3257116365714831
21 23896262127268719
22 -175854177039133998

[1,3,-6,27,-141,819,-5022,31968,-209202,1398420,
 -9505854,65499759,-456410943,3210397173,
 -22763553876,162524220984,-1167359075781,
 8429107868541,-61148608627518,445450238075655,
 -3257116365714831,23896262127268719,
 -175854177039133998]

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Last modified April 19 02:00 EDT 2024. Contains 371782 sequences. (Running on oeis4.)