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A308370 as a simple table

n a(n)
1 1
2 1
3 3
4 8
5 20
6 47
7 118
8 280
9 681
10 1640
11 3963
12 9523
13 23004
14 55377
15 133477
16 321597
17 775054
18 1867304
19 4499934
20 10842847
21 26127768
22 62958232
23 151708512
24 365562567
25 880881465
26 2122617010
27 5114772619
28 12324827128
29 29698572295
30 71563264162
31 172442689864
32 415527172616

[1,1,3,8,20,47,118,280,681,1640,3963,9523,23004,
 55377,133477,321597,775054,1867304,4499934,
 10842847,26127768,62958232,151708512,365562567,
 880881465,2122617010,5114772619,12324827128,
 29698572295,71563264162,172442689864,415527172616]

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Last modified September 19 18:37 EDT 2020. Contains 337181 sequences. (Running on oeis4.)