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A213870 as a simple table

n a(n)
0 1
1 1
2 21658
3 15456538890
4 84386541996407430
5 1831976833971352074708780
6 109898940874611419792791074271620
7 14506158303190746913523011613729321067580
8 3612014977093890544877702499165438785779326595871
9 1520262998870097218529031803141231246364682853428845871416 

[1,1,21658,15456538890,84386541996407430,
 1831976833971352074708780,
 109898940874611419792791074271620,
 14506158303190746913523011613729321067580,
 3612014977093890544877702499165438785779326595871,
 15202629988700972185290318031412312463646828534288\
 45871416]

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Last modified April 24 08:56 EDT 2024. Contains 371934 sequences. (Running on oeis4.)