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A007888 as a simple table

n a(n)
1 1
2 1
3 3
4 2
5 3
6 4
7 1
8 -6
9 45
10 -86
11 173
12 -100
13 2641
14 -48311
15 717766
16 -15527527
17 395694683
18 -11210796201
19 356923346235
20 -12694851400717
21 501010779605741
22 -21827969798073020
23 1044997258445975691
24 -54740156237911040100

[1,1,3,2,3,4,1,-6,45,-86,173,-100,2641,-48311,
 717766,-15527527,395694683,-11210796201,
 356923346235,-12694851400717,501010779605741,
 -21827969798073020,1044997258445975691,
 -54740156237911040100]

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Last modified May 13 19:55 EDT 2024. Contains 372522 sequences. (Running on oeis4.)