1,2

P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences

Cf. A053905.

Adjacent sequences: A053901 A053902 A053903 this_sequence A053905 A053906 A053907

Sequence in context: A105974 A053912 A053894 this_sequence A058607 A082723 A012116

nonn,base,more

Patrick De Geest (pdg(AT)worldofnumbers.com), Mar 15 2000.

One more term from Jon E. Schoenfield (jonscho(AT)hiwaay.net), Sep 03 2006