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A053934 Numbers n such that n^2 contains only digits {2,8,9}. 1
3, 17, 173, 2983, 298327, 1732017, 5412290577, 9964933517, 5405829167667 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences

Author?, Source, (txt)

CROSSREFS

Cf. A053935.

Sequence in context: A052143 A069856 A015083 * A159592 A126443 A054976

Adjacent sequences:  A053931 A053932 A053933 * A053935 A053936 A053937

KEYWORD

nonn,base,more

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Mar 15 2000.

EXTENSIONS

More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 14 2005

One more term from Jon E. Schoenfield (jonscho(AT)hiwaay.net), Sep 04 2006

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Last modified February 16 21:45 EST 2012. Contains 205978 sequences.