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A249687 as a simple table

n a(n)
-1 1
0 553536
1 38763309456
2 461981718937600
3 747014438142000900
4 409894695538614337536
5 111023999702812768360000
6 18079702144559278473609216
7 1994247119540837731954644225 

[1,553536,38763309456,461981718937600,
 747014438142000900,409894695538614337536,
 111023999702812768360000,
 18079702144559278473609216,
 1994247119540837731954644225]

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Last modified April 23 23:26 EDT 2024. Contains 371917 sequences. (Running on oeis4.)