500505
domain: N
Appears in sequences
- Numbers k such that k^2 contains only digits {0,2,5}, not ending with zero.at n=15A058425
- Numbers k such that k and k^2 use only the digits 0, 2, 3 and 5.at n=34A136887
- Numbers k such that k and k^2 use only the digits 0, 2, 3, 5 and 7.at n=44A136889
- Numbers k such that k and k^2 use only the digits 0, 2, 3, 5 and 8.at n=49A136890
- Numbers k such that k and k^2 use only the digits 0, 2 and 5.at n=16A136910
- Numbers k such that k and k^2 use only the digits 0, 2, 5 and 6.at n=46A136911
- Numbers k such that k and k^2 use only the digits 0, 2, 5 and 7.at n=20A136915
- Numbers k such that k and k^2 use only the digits 0, 2, 5, 7 and 8.at n=46A136916
- Numbers k such that k and k^2 use only the digits 0, 2, 5 and 8.at n=21A136918
- Numbers k such that k and k^2 use only the digits 0, 2, 5, 8 and 9.at n=43A136919
- Numbers k such that k and k^2 use only the digits 0, 2, 5 and 9.at n=31A136920
- Numbers whose decimal expansion contains only 0's and 5's.at n=37A169964