Numbers n such that the decimal expansions of both n and n^2 have 4 as the digit with the smallest value and 7 as the digit with the largest value.
A257534
Numbers n such that the decimal expansions of both n and n^2 have 4 as the digit with the smallest value and 7 as the digit with the largest value.
Terms
- a(0) =74a(1) =74476a(2) =74474476
External references
- oeis: A257534