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A047037 as a simple table

n a(n)
0 1
1 3
2 10
3 35
4 125
5 455
6 1680
7 6270
8 23591
9 89335
10 340076
11 1300234
12 4989504
13 19206500
14 74132230
15 286802444
16 1111864311
17 4318284037
18 16798674426
19 65444081290
20 255290775209
21 997047334415
22 3898217039280
23 15256167628139

[1,3,10,35,125,455,1680,6270,23591,89335,340076,
 1300234,4989504,19206500,74132230,286802444,
 1111864311,4318284037,16798674426,65444081290,
 255290775209,997047334415,3898217039280,
 15256167628139]

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Last modified June 7 18:53 EDT 2024. Contains 373206 sequences. (Running on oeis4.)