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A105631 as a simple table

n a(n)
0 0
1 1
2 5
3 27
4 195
5 1833
6 21125
7 286451
8 4453859
9 78031153
10 1520668645
11 32631020011
12 764640901539
13 19431070911513
14 532315915981605
15 15640217893829891
16 490640673319698179
17 16368499360721508833
18 578693283962999831365

[0,1,5,27,195,1833,21125,286451,4453859,78031153,
 1520668645,32631020011,764640901539,
 19431070911513,532315915981605,15640217893829891,
 490640673319698179,16368499360721508833,
 578693283962999831365]

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Last modified November 26 09:38 EST 2020. Contains 338639 sequences. (Running on oeis4.)