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A298986 as a simple table

n a(n)
0 1
1 -1
2 -4
3 9
4 48
5 100
6 -756
7 -3479
8 -1600
9 24462
10 225900
11 364573
12 -643536
13 -9251736
14 -36989316
15 -32397975
16 165039872
17 1725828525
18 5338814652
19 8082713829
20 -26321848400
21 -233434232766
22 -811526778964
23 -1731126953532
24 1151302859712
25 23632432765000
26 113461901639788
27 287935019845749

[1,-1,-4,9,48,100,-756,-3479,-1600,24462,225900,
 364573,-643536,-9251736,-36989316,-32397975,
 165039872,1725828525,5338814652,8082713829,
 -26321848400,-233434232766,-811526778964,
 -1731126953532,1151302859712,23632432765000,
 113461901639788,287935019845749]

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Last modified April 25 13:27 EDT 2024. Contains 371971 sequences. (Running on oeis4.)