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A140961 as a simple table

n a(n)
1 1
2 17
3 205
4 2129
5 20341
6 184457
7 1615405
8 13808609
9 116015461
10 962575097
11 7913168605
12 64610052689
13 524855128981
14 4247421698537
15 34274519697805
16 275985344786369
17 2218709434248901
18 17815093293410777
19 142915542082163005
20 1145704555158361649
21 9179974972732223221

[1,17,205,2129,20341,184457,1615405,13808609,
 116015461,962575097,7913168605,64610052689,
 524855128981,4247421698537,34274519697805,
 275985344786369,2218709434248901,
 17815093293410777,142915542082163005,
 1145704555158361649,9179974972732223221]

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Last modified April 18 19:31 EDT 2021. Contains 343089 sequences. (Running on oeis4.)