id:A058419 - OEIS Search Results

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Numbers n such that n^2 contains only digits {0,1,7}, not ending with zero.

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1, 27749, 8427200114569499 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`P. De Geest, Index to related sequences` `Hisanori Mishima, Sporadic tridigital solutions`
	CROSSREFS	`Cf. A058420.` `Adjacent sequences: A058416 A058417 A058418 this_sequence A058420 A058421 A058422` `Sequence in context: A068404 A023943 A096027 this_sequence A046333 A116462 A134123`
	KEYWORD	`nonn,base,hard,more,bref`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Nov 15 2000.`

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Last modified November 7 16:45 EST 2009. Contains 166093 sequences.