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A054957 as a simple table

n a(n)
1 1
2 1
3 6
4 118
5 7000
6 1329496
7 868255024
8 2039295163312
9 17639804273910144
10 569596637165777524096
11 69273803156588266525129984
12 31940576331984155835757999795456
13 56121305700570450429977355284230355968
14 377361653292638108206937443603065676106341376 

[1,1,6,118,7000,1329496,868255024,2039295163312,
 17639804273910144,569596637165777524096,
 69273803156588266525129984,
 31940576331984155835757999795456,
 56121305700570450429977355284230355968,
 377361653292638108206937443603065676106341376]

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Last modified April 19 07:38 EDT 2024. Contains 371782 sequences. (Running on oeis4.)