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A197771 as a simple table

n a(n)
1 12
2 507
3 37038
4 3834009
5 512501793
6 83914215403
7 16258109291003
8 3637416562713076
9 922786228220640102
10 261741863272493596615
11 82078032321730681299098
12 28195269239973685901676783
13 10529425953839699619063326836 

[12,507,37038,3834009,512501793,83914215403,
 16258109291003,3637416562713076,
 922786228220640102,261741863272493596615,
 82078032321730681299098,
 28195269239973685901676783,
 10529425953839699619063326836]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)