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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”).

A328899 as a simple table

na(n)
11
22
33
46
512
618
724
830
942
1060
1184
1296
13120
14168
15180
16210
17240
18252
19300
20360
21420
22630
23660

[1,2,3,6,12,18,24,30,42,60,84,96,120,168,180,210,
 240,252,300,360,420,630,660]