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A121873 as a simple table

n a(n)
1 1
2 3
3 14
4 80
5 510
6 3479
7 24848
8 183465
9 1389090
10 10726452
11 84150858
12 668825768
13 5373971036
14 43580383095
15 356234802952
16 2932097981824
17 24279982680870
18 202134854855973
19 1690839212784240
20 14204198452365180
21 119784707913644598
22 1013675671656956976

[1,3,14,80,510,3479,24848,183465,1389090,10726452,
 84150858,668825768,5373971036,43580383095,
 356234802952,2932097981824,24279982680870,
 202134854855973,1690839212784240,
 14204198452365180,119784707913644598,
 1013675671656956976]

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Last modified April 19 15:11 EDT 2024. Contains 371794 sequences. (Running on oeis4.)