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Search: id:A053931
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| A053931 |
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Squares composed of digits {2,6,9}. |
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+0
3
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| 9, 29929, 69696, 929296, 9696996, 996222969, 26629996969, 69926926969, 269996262622969, 9222222699262629962929, 9929662926692269969296, 96296299962926222299669929, 2669292996662992629666262969
(list; graph; listen)
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OFFSET
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1,1
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REFERENCES
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C. A. Pickover, The Mathematics of Oz, Chapter 9 "Square Overdrive", pp. 250, Cambridge University Press 2002.
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LINKS
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Joe K. Crump, More information on TriDigital Squares
P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences
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CROSSREFS
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Cf. A053930.
Sequence in context: A030254 A140596 A055309 this_sequence A053921 A053971 A013790
Adjacent sequences: A053928 A053929 A053930 this_sequence A053932 A053933 A053934
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KEYWORD
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nonn,base
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AUTHOR
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Patrick De Geest (pdg(AT)worldofnumbers.com), Mar 15 2000.
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EXTENSIONS
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More terms from Joe K. Crump (joecr(AT)carolina.rr.com), Sep 07 2000
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