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Search: id:A058420
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A058420 Squares composed of digits {0,1,7}, not ending with zero. +0
3
1, 770007001, 71017701771000177071770101111001 (list; graph; listen)
OFFSET

1,2

LINKS

P. De Geest, Index to related sequences

Hisanori Mishima, Sporadic tridigital solutions

CROSSREFS

Cf. A058419.

Sequence in context: A104932 A118876 A157788 this_sequence A166121 A046186 A166227

Adjacent sequences: A058417 A058418 A058419 this_sequence A058421 A058422 A058423

KEYWORD

nonn,base,hard,more,bref

AUTHOR

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

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Last modified December 4 23:11 EST 2009. Contains 170347 sequences.


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