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A006449 as a simple table

n a(n)
0 1
1 2
2 3
3 6
4 16
5 122
6 8003
7 18476850
8 190844194212235
9 192303711247038132600144086
10 20672849468072409216994337223266361373129558839387316

[1,2,3,6,16,122,8003,18476850,190844194212235,
 192303711247038132600144086,
 20672849468072409216994337223266361373129558839387\
 316]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)