id:A116238 - OEIS Search Results

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Numbers n such that n times n+7 gives the concatenation of two numbers m and m-8.

+0
6

69, 79822842, 69852478553064869297984899963804, 77473062193002372448027740546436, 77747359197583788609974143907616, 84341826458653210947638195982112, 85367942837521291760016984490248 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`79822842 * 79822849 = 63716866//63716858, where // denotes concatenation.`
	CROSSREFS	`Cf. A116107, A116230, A116237, A116239, A116243.` `Sequence in context: A114028 A049000 A116099 this_sequence A136114 A036183 A033390` `Adjacent sequences: A116235 A116236 A116237 this_sequence A116239 A116240 A116241`
	KEYWORD	`nonn,base`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006`

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

AT&T Labs Research