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A220734 as a simple table

n a(n)
1 1
2 13
3 103
4 712
5 5760
6 45421
7 355883
8 2807273
9 22112517
10 174154372
11 1371967416
12 10807412577
13 85133340257
14 670628304993
15 5282781003159
16 41614380864876
17 327811678257588
18 2582291933091677
19 20341654064411427
20 160238619700892677

[1,13,103,712,5760,45421,355883,2807273,22112517,
 174154372,1371967416,10807412577,85133340257,
 670628304993,5282781003159,41614380864876,
 327811678257588,2582291933091677,
 20341654064411427,160238619700892677]

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Last modified October 24 20:35 EDT 2021. Contains 348233 sequences. (Running on oeis4.)