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A046091 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 5
5 12
6 30
7 79
8 227
9 709
10 2318
11 8049
12 29372
13 112000
14 444855
15 1833072
16 7806724
17 34252145
18 154342391
19 712231465
20 3357126655
21 16119421175
22 78580665333 

[1,1,1,3,5,12,30,79,227,709,2318,8049,29372,
 112000,444855,1833072,7806724,34252145,154342391,
 712231465,3357126655,16119421175,78580665333]

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