Numbers k such that k and k^2 use only the digits 3, 4, 8 and 9.
A137131
Numbers k such that k and k^2 use only the digits 3, 4, 8 and 9.
Terms
- a(0) =3a(1) =939938a(2) =943338933438a(3) =943394898438
External references
- oeis: A137131
A137131
Numbers k such that k and k^2 use only the digits 3, 4, 8 and 9.