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A173414 as a simple table

n a(n)
3 1
4 4
5 15
6 47
7 143
8 412
9 1157
10 3170
11 8534
12 22631
13 59295
14 153768
15 395297
16 1008606
17 2556663
18 6443702
19 16158018
20 40334613
21 100277824
22 248396782
23 613265776
24 1509538293
25 3705476893
26 9072944868
27 22163755695
28 54026509101
29 131433905615

[1,4,15,47,143,412,1157,3170,8534,22631,59295,
 153768,395297,1008606,2556663,6443702,16158018,
 40334613,100277824,248396782,613265776,1509538293,
 3705476893,9072944868,22163755695,54026509101,
 131433905615]

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Last modified June 27 17:46 EDT 2022. Contains 354896 sequences. (Running on oeis4.)