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A053883 Squares composed of digits {1,2,6}. 2
1, 16, 121, 2116, 261121, 2621161, 6222212161, 6626611216, 6661661161, 26166621121, 1221126662116, 2121112611216, 21122122166161, 662612612216121616, 16611262122666122666161 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

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

CROSSREFS

Cf. A053882.

Sequence in context: A069667 A104265 A068880 * A191484 A030508 A006215

Adjacent sequences:  A053880 A053881 A053882 * A053884 A053885 A053886

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

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Last modified February 13 09:55 EST 2012. Contains 205451 sequences.