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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”).

A088059 as a simple table

na(n)
11
25
311
419
529
641
755
871
989
10109
11131
12155
13181
14209
15239
16271
17305
18341
19379

[1,5,11,19,29,41,55,71,89,109,131,155,181,209,239,
 271,305,341,379]