1,2

Author?, Source(txt)

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

Cf. A053889.

Adjacent sequences: A053885 A053886 A053887 this_sequence A053889 A053890 A053891

Sequence in context: A132561 A006485 A003115 this_sequence A118479 A103836 A081484

nonn,base,more

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

More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 04 2005

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