id:A053886 - OEIS Search Results

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Numbers n such that n^2 contains only digits {1,2,8}.

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1, 9, 11, 91, 109, 359, 3359, 15109, 33359, 333359, 3333359, 14903989, 15127091, 28497739, 33333359, 90450109, 333333359, 3333333359, 33333333359, 46023126591, 333333333359, 1697404542909, 3333333333359, 33333333333359 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences` `Author?, Source(txt)`
	CROSSREFS	`Cf. A053887.` `Sequence in context: A108687 A038301 A137016 this_sequence A137020 A058304 A027727` `Adjacent sequences: A053883 A053884 A053885 this_sequence A053887 A053888 A053889`
	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 03 2005` `Three more terms from Jon E. Schoenfield (jonscho(AT)hiwaay.net), Sep 03 2006`

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Last modified December 16 13:01 EST 2009. Contains 170825 sequences.

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