0,2
P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences
Cf. A053880.
Adjacent sequences: A053878 A053879 A053880 this_sequence A053882 A053883 A053884
Sequence in context: A071304 A006607 A062081 this_sequence A075114 A017186 A098839
nonn,base
Patrick De Geest (pdg(AT)worldofnumbers.com), Mar 15 2000.
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