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A116340 n times n+7 gives the concatenation of two numbers m and m+7. 5
2, 33, 61, 805, 4779, 5215, 7407, 48208887, 51791107, 77620652, 4291816089, 4482541431, 5517458563, 5708183905, 9036996877, 9737360644, 3579205562000136225339579332, 3939042613182345526485238180 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..18.

CROSSREFS

Cf. A116209, A116332, A116339, A116341, A116346.

Sequence in context: A199551 A045932 A048783 * A003347 A303375 A065647

Adjacent sequences:  A116337 A116338 A116339 * A116341 A116342 A116343

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Feb 06 2006

STATUS

approved

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Last modified April 18 14:35 EDT 2019. Contains 322209 sequences. (Running on oeis4.)