1,1
P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences
H. Mishima Squares consisted of 3 different digits [From Max Alekseyev (maxale(AT)gmail.com), May 18 2009]
Cf. A053954.
Sequence in context: A058444 A053925 A053943 * A038340 A016489 A030694
Adjacent sequences: A053952 A053953 A053954 * A053956 A053957 A053958
nonn,base
Patrick De Geest (pdg(AT)worldofnumbers.com), Mar 15 2000.
Two more terms from Mishima's webpage. Max Alekseyev (maxale(AT)gmail.com), May 18 2009