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A032225 as a simple table

n a(n)
0 1
1 1
2 3
3 14
4 45
5 284
6 1570
7 10527
8 120589
9 1032992
10 13335366
11 182043905
12 2160966588
13 35883374045
14 563870609289
15 8657972073051
16 156350254702885
17 3047170542210952
18 55157193295047166
19 1048777885842926925
20 24322129996954683064
21 514342190008751240895
22 10665644686998892803631

[1,1,3,14,45,284,1570,10527,120589,1032992,
 13335366,182043905,2160966588,35883374045,
 563870609289,8657972073051,156350254702885,
 3047170542210952,55157193295047166,
 1048777885842926925,24322129996954683064,
 514342190008751240895,10665644686998892803631]

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Last modified August 9 16:39 EDT 2022. Contains 356026 sequences. (Running on oeis4.)