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A306027 as a simple table

n a(n)
0 1
1 3
2 15
3 95
4 717
5 6221
6 60619
7 652595
8 7667957
9 97415437
10 1328078067
11 19310628827
12 297932883437
13 4856255827013
14 83315165338923
15 1499606140412403
16 28237439054261893
17 554849548137840189
18 11351488777441797187
19 241314920928367232747
20 5320846918247724517117

[1,3,15,95,717,6221,60619,652595,7667957,97415437,
 1328078067,19310628827,297932883437,4856255827013,
 83315165338923,1499606140412403,28237439054261893,
 554849548137840189,11351488777441797187,
 241314920928367232747,5320846918247724517117]

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Last modified April 19 11:14 EDT 2024. Contains 371791 sequences. (Running on oeis4.)