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A126945 as a simple table

n a(n)
0 1
1 5
2 15
3 47
4 151
5 479
6 1519
7 4827
8 15333
9 48693
10 154651
11 491189
12 1560039
13 4954755
14 15736581
15 49980243
16 158739915
17 504166505
18 1601260009
19 5085687979
20 16152418715
21 51300951395
22 162934583329
23 517489007515
24 1643572944909
25 5220076149055
26 16579242853235

[1,5,15,47,151,479,1519,4827,15333,48693,154651,
 491189,1560039,4954755,15736581,49980243,
 158739915,504166505,1601260009,5085687979,
 16152418715,51300951395,162934583329,517489007515,
 1643572944909,5220076149055,16579242853235]

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Last modified October 25 00:01 EDT 2020. Contains 338010 sequences. (Running on oeis4.)