A058445 Numbers k such that k^2 contains only digits {0,5,6}, not ending with zero.
2236081408416666
Offset: 1
Links
- P. De Geest, Index to related sequences
- Tanya Khovanova, Non Recursions
- Hisanori Mishima, Sporadic tridigital solutions
- Index entries for one-term sequences
Crossrefs
Cf. A058446.
Comments