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Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A188574 as a simple table

na(n)
11
23
35
47
513
615
735
843
9159
10245
11265
121573
131827
143359
153949
164615
175463
185919
1919723

[1,3,5,7,13,15,35,43,159,245,265,1573,1827,3359,
 3949,4615,5463,5919,19723]