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Search: id:A053908
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A053908 Numbers n such that n^2 contains only digits {1,6,8}. +0
2
1, 4, 9, 41, 109, 1291, 28604, 78541, 81619, 782104, 1054119, 3341881, 4345881, 25823791, 29439546, 129105041, 817851954, 931064546, 2486185454, 2609955204, 24862847104, 786680914454 (list; graph; listen)
OFFSET

1,2

LINKS

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

CROSSREFS

Cf. A053909.

Sequence in context: A013459 A041229 A042887 this_sequence A149165 A083859 A070761

Adjacent sequences: A053905 A053906 A053907 this_sequence A053909 A053910 A053911

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 November 24 23:16 EST 2009. Contains 167481 sequences.


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