id:A115543 - OEIS Search Results

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Numbers n such that the concatenation of n with 6*n gives a square.

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1, 20408163265306122448979591836734694, 81632653061224489795918367346938776, 20408163265306122448979591836734693877551020408163265306122448979591836734694 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`1_6 = 4^2.`
	CROSSREFS	`Cf. A102567, A106497, A115527 - A115556.` `Sequence in context: A074194 A135386 A095462 this_sequence A095464 A072288 A003854` `Adjacent sequences: A115540 A115541 A115542 this_sequence A115544 A115545 A115546`
	KEYWORD	`nonn,base,less`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), Jan 25 2006`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

AT&T Labs Research