id:A116281 - OEIS Search Results

Search: id:A116281

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Numbers n such that n times n+5 gives the concatenation of two numbers m and m-1.

+0
6

39, 57, 32262231, 67737765, 79321055, 3341093417798787499092, 3861488851737861033960, 4747922651210186579786, 5252077348789813420210, 6138511148262138966036, 6658906582201212500904, 7232275368591793618230 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`79321055 * 79321060 = 62918301//62918300, where // denotes concatenation.`
	CROSSREFS	`Cf. A116112, A116276, A116280, A116282, A116289.` `Sequence in context: A063480 A009633 A156333 this_sequence A168530 A050780 A039353` `Adjacent sequences: A116278 A116279 A116280 this_sequence A116282 A116283 A116284`
	KEYWORD	`nonn,base`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006`

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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