Numbers k such that k^2 contains only digits {3,6,9}.
A053948
Numbers k such that k^2 contains only digits {3,6,9}.
Terms
- a(0) =3a(1) =6a(2) =63a(3) =264a(4) =306a(5) =1914a(6) =3114a(7) =31086a(8) =81813a(9) =190614a(10) =251787a(11) =310956a(12) =184372811544a(13) =631933060806
External references
- oeis: A053948