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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”).

A103004 as a simple table

na(n)
11
22
33
45
58
620
729
886
9283
10757
111199
122473
132733
1424853
1539629
1653492
1771237
1872302
1981653
20167510

[1,2,3,5,8,20,29,86,283,757,1199,2473,2733,24853,
 39629,53492,71237,72302,81653,167510]