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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”).

A350516 as a simple table

na(n)
15
297
3443
45801
542697
67813639
710303967
81225192093

[5,97,443,5801,42697,7813639,10303967,1225192093]