Indices of octagonal numbers which are also squares.
A046184
Indices of octagonal numbers which are also squares.
Terms
- a(0) =1a(1) =9a(2) =121a(3) =1681a(4) =23409a(5) =326041a(6) =4541161a(7) =63250209a(8) =880961761a(9) =12270214441a(10) =170902040409
External references
- oeis: A046184