id:A058463 - OEIS Search Results

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Numbers n such that n^2 contains only digits {3,4,7}.

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2, 88, 688, 8564136525847038, 21150351639576462 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`P. De Geest, Index to related sequences` `Hisanori Mishima, Sporadic tridigital solutions`
	CROSSREFS	`Cf. A058464.` `Sequence in context: A076542 A066226 A058439 this_sequence A001904 A053950 A012728` `Adjacent sequences: A058460 A058461 A058462 this_sequence A058464 A058465 A058466`
	KEYWORD	`nonn,base,hard,more`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Nov 15 2000.`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.