A058460 - OEIS

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A058460

Squares composed of digits {2,4,7}.

4, 7744, 7744424444247727742724, 2222747424244722424422447477474724 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	LINKS	`P. De Geest, Index to related sequences` `Hisanori Mishima, Sporadic tridigital solutions`
	CROSSREFS	`Cf. A058459.` `Sequence in context: A058440 A058464 A053951 * A115050 A072724 A116271` `Adjacent sequences: A058457 A058458 A058459 * A058461 A058462 A058463`
	KEYWORD	`nonn,base,hard,more`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Nov 15 2000.`

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Last modified February 14 08:49 EST 2012. Contains 205614 sequences.