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A101604 as a simple table

n a(n)
0 1
1 2
2 9
3 30
4 109
5 386
6 1377
7 4902
8 17461
9 62186
10 221481
11 788814
12 2809405
13 10005842
14 35636337
15 126920694
16 452034757
17 1609945658
18 5733906489
19 20421610782
20 72732645325
21 259041157538
22 922588763265
23 3285848604870
24 11702723341141

[1,2,9,30,109,386,1377,4902,17461,62186,221481,
 788814,2809405,10005842,35636337,126920694,
 452034757,1609945658,5733906489,20421610782,
 72732645325,259041157538,922588763265,
 3285848604870,11702723341141]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)