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A099236 as a simple table

n a(n)
0 1
1 2
2 3
3 5
4 9
5 18
6 39
7 91
8 226
9 594
10 1643
11 4763
12 14419
13 45444
14 148714
15 504150
16 1766930
17 6390720
18 23815168
19 91306968
20 359694457
21 1454213026
22 6027213531
23 25583995337
24 111118605583
25 493407322280
26 2238131105770
27 10363617299670
28 48954143141361

[1,2,3,5,9,18,39,91,226,594,1643,4763,14419,45444,
 148714,504150,1766930,6390720,23815168,91306968,
 359694457,1454213026,6027213531,25583995337,
 111118605583,493407322280,2238131105770,
 10363617299670,48954143141361]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)