Numbers k such that k and k^2 use only the digits 2, 3, 5 and 8.
A137085
Numbers k such that k and k^2 use only the digits 2, 3, 5 and 8.
Terms
- a(0) =5a(1) =235a(2) =2885a(3) =2885885
External references
- oeis: A137085
A137085
Numbers k such that k and k^2 use only the digits 2, 3, 5 and 8.