A053938 Numbers k such that k^2 contains only digits {3,4,6}.
2, 6, 8, 58, 2108, 665908, 682908, 6583794, 6814942, 58622892, 183475738, 79651953188, 666585663238, 2081740457806, 66817996351009092, 6666680833328031344
Offset: 1
Links
- P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences
- Author?, Source (txt)
- Hisanori Mishima, Sporadic tridigital solutions
Crossrefs
Cf. A053939.
Extensions
More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 03 2005
One more term from Jon E. Schoenfield, Sep 04 2006
a(15)-a(16) from Mishima's website, added by Max Alekseyev, Nov 30 2017