id:A116307 - OEIS Search Results

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Numbers n such that n times n+1 gives the concatenation of two numbers m and m+3.

+0
5

83, 77394229, 89158935, 36623663376237623663376337, 37633762366336633762366237, 62366237633663366237633763, 63376336623762376336623663, 86194223018927804587702130 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`89158935 * 89158936 = 79493157//79493160, where // denotes concatenation.`
	CROSSREFS	`Cf. A116099, A116301, A116308, A116314.` `Sequence in context: A087189 A116263 A087532 this_sequence A093676 A130432 A066689` `Adjacent sequences: A116304 A116305 A116306 this_sequence A116308 A116309 A116310`
	KEYWORD	`nonn,base`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006`

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

AT&T Labs Research