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A073918 as a simple table

n a(n)
0 2
1 3
2 7
3 31
4 211
5 2311
6 43891
7 870871
8 13123111
9 300690391
10 6915878971
11 200560490131
12 11406069164491
13 386480064480511
14 18826412648012971
15 693386350578511591
16 37508276737897976011
17 3087649419126112110271
18 183452981525059000664911
19 11465419967969569966774411

[2,3,7,31,211,2311,43891,870871,13123111,
 300690391,6915878971,200560490131,11406069164491,
 386480064480511,18826412648012971,
 693386350578511591,37508276737897976011,
 3087649419126112110271,183452981525059000664911,
 11465419967969569966774411]

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Last modified June 12 10:58 EDT 2021. Contains 344947 sequences. (Running on oeis4.)