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A015091 as a simple table

n a(n)
0 1
1 1
2 8
3 407
4 140456
5 337520898
6 5673390747984
7 667480099386451779
8 549699898523248769128232
9 3168911624115201777713785471406
10 127877020635106970108300418456422667248 

[1,1,8,407,140456,337520898,5673390747984,
 667480099386451779,549699898523248769128232,
 3168911624115201777713785471406,
 127877020635106970108300418456422667248]

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Last modified April 23 08:33 EDT 2024. Contains 371905 sequences. (Running on oeis4.)