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A112403 as a simple table

n a(n)
0 1
1 -8
2 -72
3 -120
4 330
5 1584
6 1716
7 -3432
8 -12870
9 -11440
10 19448
11 63648
12 50388
13 -77520
14 -232560
15 -170544
16 245157
17 692208
18 480700
19 -657800
20 -1776060
21 -1184040
22 1560780
23 4071600
24 2629575
25 -3365856
26 -8544096
27 -5379616

[1,-8,-72,-120,330,1584,1716,-3432,-12870,-11440,
 19448,63648,50388,-77520,-232560,-170544,245157,
 692208,480700,-657800,-1776060,-1184040,1560780,
 4071600,2629575,-3365856,-8544096,-5379616]

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Last modified June 7 20:32 EDT 2023. Contains 363157 sequences. (Running on oeis4.)