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A220638 as a simple table

n a(n)
0 1
1 1
2 10
3 369
4 92801
5 128171936
6 1040315976961
7 48590896359378961
8 13140746227808545282304
9 20540255065209806005525289313
10 185661218973084382181156348510614065
11 9703072851259276652446200332793680010752000
12 2932144456272256572796083896528773941130429279461761 

[1,1,10,369,92801,128171936,1040315976961,
 48590896359378961,13140746227808545282304,
 20540255065209806005525289313,
 185661218973084382181156348510614065,
 9703072851259276652446200332793680010752000,
 29321444562722565727960838965287739411304292794617\
 61]

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Last modified August 18 12:24 EDT 2024. Contains 375269 sequences. (Running on oeis4.)