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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”).

A264864 as a simple table

na(n)
11
25
330
4839
516365
6550479
78299492
8275881482

[1,5,30,839,16365,550479,8299492,275881482]