a(n) = floor( ((a(n-1) + 1) / 2)^2 ) + 1 for n >= 1, with a(0) = 0.

A363257

a(n) = floor( ((a(n-1) + 1) / 2)^2 ) + 1 for n >= 1, with a(0) = 0.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =3a(4) =5a(5) =10a(6) =31a(7) =257a(8) =16642a(9) =69247363

External references