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A006359 as a simple table

n a(n)
0 1
1 6
2 21
3 91
4 371
5 1547
6 6405
7 26585
8 110254
9 457379
10 1897214
11 7869927
12 32645269
13 135416457
14 561722840
15 2330091144
16 9665485440
17 40093544735
18 166312629795
19 689883899612
20 2861717685450
21 11870733787751
22 49241167758705
23 204258021937291
24 847285745315256

[1,6,21,91,371,1547,6405,26585,110254,457379,
 1897214,7869927,32645269,135416457,561722840,
 2330091144,9665485440,40093544735,166312629795,
 689883899612,2861717685450,11870733787751,
 49241167758705,204258021937291,847285745315256]

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Last modified April 19 12:06 EDT 2024. Contains 371792 sequences. (Running on oeis4.)