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A245567 as a simple table

n a(n)
0 2
1 1
2 1
3 5
4 76
5 5993
6 7689745
7 2414465044600
8 56130437141763247212112
9 286386577668298408602599478477358234902247

[2,1,1,5,76,5993,7689745,2414465044600,
 56130437141763247212112,
 286386577668298408602599478477358234902247]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)