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A058748 as a simple table

n a(n)
0 0
1 3
2 15
3 60
4 218
5 742
6 2421
7 7676
8 23848
9 72928
10 220265
11 658616
12 1953057
13 5751374
14 16836460
15 49035261
16 142177768
17 410634197
18 1181879444
19 3391163718
20 9703303908
21 27695130424
22 78868082615
23 224130479264
24 635738931116
25 1800122483435

[0,3,15,60,218,742,2421,7676,23848,72928,220265,
 658616,1953057,5751374,16836460,49035261,
 142177768,410634197,1181879444,3391163718,
 9703303908,27695130424,78868082615,224130479264,
 635738931116,1800122483435]

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Last modified April 18 16:22 EDT 2024. Contains 371780 sequences. (Running on oeis4.)