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A095716 as a simple table

n a(n)
0 1
1 3
2 9
3 28
4 88
5 276
6 867
7 2724
8 8558
9 26886
10 84465
11 265355
12 833637
13 2618948
14 8227668
15 25847981
16 81203827
17 255109346
18 801449647
19 2517828323
20 7909990963
21 24849969499
22 78068481620
23 245259368334
24 770505029782
25 2420612941117

[1,3,9,28,88,276,867,2724,8558,26886,84465,265355,
 833637,2618948,8227668,25847981,81203827,
 255109346,801449647,2517828323,7909990963,
 24849969499,78068481620,245259368334,770505029782,
 2420612941117]

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Last modified September 22 10:49 EDT 2021. Contains 347606 sequences. (Running on oeis4.)