a(n) contains n digits (either '3' or '6') and is divisible by 2^n.

A053335

a(n) contains n digits (either '3' or '6') and is divisible by 2^n.

Terms

    a(0) =6a(1) =36a(2) =336a(3) =6336a(4) =66336a(5) =366336a(6) =6366336a(7) =36366336a(8) =636366336a(9) =3636366336a(10) =33636366336a(11) =333636366336

External references