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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”).

A374827 as a simple table

na(n)
11
22
39
428
5150
6636
73290
86192
935145
1057380
11230494
12192588
131055535
141177148

[1,2,9,28,150,636,3290,6192,35145,57380,230494,
 192588,1055535,1177148]