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A250275 as a simple table

n a(n)
1 7
2 67
3 207
4 1991
5 14003
6 130335
7 1154141
8 10172515
9 86975297
10 715749943
11 5655832367
12 43083514447
13 318775210489
14 2309920909887 

[7,67,207,1991,14003,130335,1154141,10172515,
 86975297,715749943,5655832367,43083514447,
 318775210489,2309920909887]

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Last modified April 25 10:51 EDT 2024. Contains 371967 sequences. (Running on oeis4.)