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Search: id:A053968
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A053968 Numbers n such that n^2 contains only digits {5,6,7}. +0
2
24, 26, 76, 869924, 2582184474, 75349689155076, 75879284173334 (list; graph; listen)
OFFSET

1,1

LINKS

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

Author?, Source(txt)

CROSSREFS

Cf. A053969.

Sequence in context: A097376 A079720 A053680 this_sequence A058627 A116203 A071833

Adjacent sequences: A053965 A053966 A053967 this_sequence A053969 A053970 A053971

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 03 2005

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

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Last modified September 5 17:15 EDT 2008. Contains 143476 sequences.


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