0,2
P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences
Cf. A053902.
Adjacent sequences: A053900 A053901 A053902 this_sequence A053904 A053905 A053906
Sequence in context: A130036 A013735 A029701 this_sequence A102807 A064346 A113104
nonn,base
Patrick De Geest (pdg(AT)worldofnumbers.com), Mar 15 2000.
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