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A263531 as a simple table

n a(n)
1 1
2 -5
3 112
4 -4320
5 227766
6 -14942616
7 1162657840
8 -104338906529
9 10609887976616
10 -1207797487940348
11 152572977202977992
12 -21242819435887437760
13 3241842130718219392320
14 -539712032454499745200600
15 97612800729251959183577168
16 -19106581507633892101354812324
17 4033513580481891302243479168168
18 -915408408852469072798058443048672 

[1,-5,112,-4320,227766,-14942616,1162657840,
 -104338906529,10609887976616,-1207797487940348,
 152572977202977992,-21242819435887437760,
 3241842130718219392320,-539712032454499745200600,
 97612800729251959183577168,
 -19106581507633892101354812324,
 4033513580481891302243479168168,
 -915408408852469072798058443048672]

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Last modified August 18 17:33 EDT 2024. Contains 375269 sequences. (Running on oeis4.)