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A166516 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 10
5 25
6 65
7 169
8 442
9 1156
10 3026
11 7921
12 20737
13 54289
14 142130
15 372100
16 974170
17 2550409
18 6677057
19 17480761
20 45765226
21 119814916
22 313679522
23 821223649
24 2149991425
25 5628750625
26 14736260450
27 38580030724
28 101003831722

[1,1,2,4,10,25,65,169,442,1156,3026,7921,20737,
 54289,142130,372100,974170,2550409,6677057,
 17480761,45765226,119814916,313679522,821223649,
 2149991425,5628750625,14736260450,38580030724,
 101003831722]

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Last modified April 23 13:11 EDT 2024. Contains 371913 sequences. (Running on oeis4.)