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A209118 as a simple table

na(n)
115
2238
31373
45032
514037
632802
767681
8127310
9222965
10368920
11582789
12885874
131303543
141865552
152606403
163565722
174788571
186325826
198234535
2010578240
2113427355
2216859514
2320959913
2425821668
2531546173
2638243442
2746032457
2855041546

[15,238,1373,5032,14037,32802,67681,127310,222965,
 368920,582789,885874,1303543,1865552,2606403,
 3565722,4788571,6325826,8234535,10578240,13427355,
 16859514,20959913,25821668,31546173,38243442,
 46032457,55041546]