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A159840 as a simple table

n a(n)
0 1
1 15
2 -17
3 -7515
4 -100383
5 5768775
6 207995055
7 -5256335475
8 -431188655295
9 3708435650175
10 994755425985135
11 5946917116353525
12 -2558835187227126495
13 -55652375114297534025
14 7215309872302076942895
15 296779894971771199420125
16 -21739876411879971311406975

[1,15,-17,-7515,-100383,5768775,207995055,
 -5256335475,-431188655295,3708435650175,
 994755425985135,5946917116353525,
 -2558835187227126495,-55652375114297534025,
 7215309872302076942895,296779894971771199420125,
 -21739876411879971311406975]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)