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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”).

A061966 as a simple table

na(n)
11
23
39
415
516
633
7285
8867
95683
1014205
1121075
1227120
1331403
14388601
151037577
161246064

[1,3,9,15,16,33,285,867,5683,14205,21075,27120,
 31403,388601,1037577,1246064]