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Search: id:A053964
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A053964 Numbers n such that n^2 contains only digits {4,7,9}. +0
2
2, 3, 7, 88, 212, 893, 69242288, 8819171038 (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. A053965.

Sequence in context: A084729 A101117 A065002 this_sequence A062578 A062529 A058443

Adjacent sequences: A053961 A053962 A053963 this_sequence A053965 A053966 A053967

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

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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