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A301625 as a simple table

n a(n)
0 1
1 2
2 10
3 60
4 398
5 2820
6 20892
7 159868
8 1253758
9 10024070
10 81400672
11 669532924
12 5566386324
13 46701736772
14 394910202608
15 3362210548344
16 28797181196766
17 247955463799812
18 2145088563952510
19 18636002388075260
20 162523319555310664
21 1422259430668179592
22 12485554521209720492
23 109922263517662775292

[1,2,10,60,398,2820,20892,159868,1253758,10024070,
 81400672,669532924,5566386324,46701736772,
 394910202608,3362210548344,28797181196766,
 247955463799812,2145088563952510,
 18636002388075260,162523319555310664,
 1422259430668179592,12485554521209720492,
 109922263517662775292]

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Last modified April 25 09:38 EDT 2024. Contains 371967 sequences. (Running on oeis4.)