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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”).

A197897 as a simple table

na(n)
11
24
313
4125
51826
650100
72541794
8233735998
939661226385
1012346720856036
117053348690282698

[1,4,13,125,1826,50100,2541794,233735998,
 39661226385,12346720856036,7053348690282698]