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A000822 as a simple table

n a(n)
0 0
1 1
2 2
3 11
4 40
5 361
6 1952
7 24611
8 177280
9 2873041
10 25866752
11 512343611
12 5535262720
13 129570724921
14 1633165156352
15 44110959165011
16 635421069967360
17 19450718635716001
18 315212388819402752
19 10784052561125704811

[0,1,2,11,40,361,1952,24611,177280,2873041,
 25866752,512343611,5535262720,129570724921,
 1633165156352,44110959165011,635421069967360,
 19450718635716001,315212388819402752,
 10784052561125704811]

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Last modified May 21 05:34 EDT 2024. Contains 372728 sequences. (Running on oeis4.)