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A053931
Squares composed of digits {2,6,9}.
3
9, 29929, 69696, 929296, 9696996, 996222969, 26629996969, 69926926969, 269996262622969, 9222222699262629962929, 9929662926692269969296, 96296299962926222299669929, 2669292996662992629666262969, 2699929699222292222296696996, 62969966996922666266229669292996
OFFSET
1,1
REFERENCES
C. A. Pickover, The Mathematics of Oz, Chapter 9, "Square Overdrive", pp. 250, Cambridge University Press 2002.
CROSSREFS
Cf. A053930.
Sequence in context: A333554 A055309 A288940 * A053921 A297563 A234641
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Mar 15 2000
EXTENSIONS
More terms from Joe K. Crump (joecr(AT)carolina.rr.com), Sep 07 2000
a(14) onwards added by Zhao Hui Du, Mar 01 2024
STATUS
approved