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A046171 as a simple table

n a(n)
1 1
2 2
3 5
4 13
5 36
6 98
7 272
8 740
9 2034
10 5513
11 15037
12 40617
13 110188
14 296806
15 802075
16 2155667
17 5808335
18 15582342
19 41889578
20 112212146
21 301100754
22 805570061
23 2158326727
24 5768299665
25 15435169364
26 41214098278
27 110164686454

[1,2,5,13,36,98,272,740,2034,5513,15037,40617,
 110188,296806,802075,2155667,5808335,15582342,
 41889578,112212146,301100754,805570061,2158326727,
 5768299665,15435169364,41214098278,110164686454]

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Last modified July 18 19:00 EDT 2019. Contains 325144 sequences. (Running on oeis4.)