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A037698 as a simple table

n a(n)
1 1
2 9
3 66
4 462
5 3235
6 22647
7 158532
8 1109724
9 7768069
10 54376485
11 380635398
12 2664447786
13 18651134503
14 130557941523
15 913905590664
16 6397339134648
17 44781373942537
18 313469617597761
19 2194287323184330

[1,9,66,462,3235,22647,158532,1109724,7768069,
 54376485,380635398,2664447786,18651134503,
 130557941523,913905590664,6397339134648,
 44781373942537,313469617597761,2194287323184330]

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Last modified June 17 18:47 EDT 2021. Contains 345085 sequences. (Running on oeis4.)