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A012078 as a simple table

n a(n)
0 1
1 1
2 9
3 393
4 33009
5 4410033
6 872617017
7 240500373753
8 88094910348129
9 41401437242599905
10 24287046275803547625
11 17396048031084882189033
12 14941352753081733849348945
13 15157924050230673397966293393

[1,1,9,393,33009,4410033,872617017,240500373753,
 88094910348129,41401437242599905,
 24287046275803547625,17396048031084882189033,
 14941352753081733849348945,
 15157924050230673397966293393]

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Last modified December 4 15:01 EST 2021. Contains 349526 sequences. (Running on oeis4.)