5050005
domain: N
Appears in sequences
- Numbers k such that k^2 contains only digits {0,2,5}, not ending with zero.at n=21A058425
- Numbers k such that k and k^2 use only the digits 0, 2 and 5.at n=26A136910
- Numbers k such that k and k^2 use only the digits 0, 2, 5 and 7.at n=37A136915
- Numbers k such that k and k^2 use only the digits 0, 2, 5 and 8.at n=38A136918