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A189958 as a simple table

n a(n)
1 128
2 17888
3 393006
4 4014514
5 23257218
6 101599137
7 346371666
8 1012894742
9 2594438857
10 6057314932
11 12928069327
12 26059247016
13 49402250718
14 89428018287
15 155225765626
16 260730899098
17 422939460592
18 669282239159
19 1030485287990 

[128,17888,393006,4014514,23257218,101599137,
 346371666,1012894742,2594438857,6057314932,
 12928069327,26059247016,49402250718,89428018287,
 155225765626,260730899098,422939460592,
 669282239159,1030485287990]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)