login

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”).

A323559 as a simple table

na(n)
11
27
349
4337
52323
615805
7107737
8727619
94921655
1033056939
11222323989
121487064391
139957971965
1466391431607
15443085643919
162946553003837
1719611967535129
18130149475953673

[1,7,49,337,2323,15805,107737,727619,4921655,
 33056939,222323989,1487064391,9957971965,
 66391431607,443085643919,2946553003837,
 19611967535129,130149475953673]