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A053921 Squares composed of digits {2,3,9}. 1
9, 29929, 332929, 3323329, 23299929, 9222293933329, 39333932392329, 9222322299923929, 32299993392299929223929, 33932323229239993922329, 29323939329333323299399329, 3292922993992939999922923222293922929 (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

H. Mishima Squares consisted of 3 different digits [From Max Alekseyev (maxale(AT)gmail.com), Mar 12 2009]

CROSSREFS

Cf. A053920.

Sequence in context: A140596 A055309 A053931 * A198478 A159398 A053971

Adjacent sequences:  A053918 A053919 A053920 * A053922 A053923 A053924

KEYWORD

nonn,base

AUTHOR

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

EXTENSIONS

More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 04 2005

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

One more term from Mishima's page. Max Alekseyev (maxale(AT)gmail.com), Mar 12 2009

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Last modified February 15 17:13 EST 2012. Contains 205828 sequences.