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Search: id:A053911
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A053911 Squares composed of digits {1,6,9}. +0
3
1, 9, 16, 169, 196, 961, 69169, 69696, 9696996, 16966161, 611919169, 6661661161, 696199996996, 1911961611169, 99191919116196, 116116119966961, 116696699999166169, 699666116199699961, 996111661161199969 (list; graph; listen)
OFFSET

1,2
LINKS

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

CROSSREFS

Cf. A053910.

Sequence in context: A138238 A075373 A072470 this_sequence A050802 A136313 A103707

Adjacent sequences: A053908 A053909 A053910 this_sequence A053912 A053913 A053914

KEYWORD

nonn,base

AUTHOR

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

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

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