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A116302 Numbers n such that n times n+3 gives the concatenation of two numbers m and m+2. 5
27, 71, 79822844, 69852478553064869297984899963806, 77473062193002372448027740546438, 77747359197583788609974143907618, 84341826458653210947638195982114, 85367942837521291760016984490250 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

79822844 * 79822847 = 63716866//63716868, where // denotes concatenation.

CROSSREFS

Cf. A116171, A116296, A116301, A116303, A116309.

Sequence in context: A099865 A065008 A116353 * A039414 A043237 A044017

Adjacent sequences:  A116299 A116300 A116301 * A116303 A116304 A116305

KEYWORD

nonn,base

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006

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Last modified February 16 18:43 EST 2012. Contains 205939 sequences.