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A143631 as a simple table

n a(n)
0 0
1 1
2 1
3 1
4 0
5 -9
6 -64
7 -348
8 -1672
9 -7307
10 -28225
11 -81817
12 14191
13 3143571
14 38184875
15 353727284
16 2916494333
17 22260343389
18 157677357255
19 1007259846130
20 5241783274713
21 12146415146776
22 -210638381350012
23 -4813155361775252

[0,1,1,1,0,-9,-64,-348,-1672,-7307,-28225,-81817,
 14191,3143571,38184875,353727284,2916494333,
 22260343389,157677357255,1007259846130,
 5241783274713,12146415146776,-210638381350012,
 -4813155361775252]

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Last modified April 16 04:38 EDT 2024. Contains 371696 sequences. (Running on oeis4.)