Bases b for which there exists an integer y such that y^2 in base b looks like [c,d,c,d,c,d] for some base-b digits c, d.
A290173
Bases b for which there exists an integer y such that y^2 in base b looks like [c,d,c,d,c,d] for some base-b digits c, d.
Terms
- a(0) =68a(1) =313a(2) =699a(3) =4366a(4) =51567a(5) =234924a(6) =686287a(7) =3526450a(8) =3652434a(9) =301121223a(10) =1250094151a(11) =3072665429a(12) =4507947478
External references
- oeis: A290173