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Search: id:A116124
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A116124 Numbers n such that n concatenated with n-5 gives the product of two numbers which differ by 5. +0
6
61, 65479, 84289, 106609, 225649, 275599, 453589, 1869505, 2272555, 2738291, 3221951, 1667833021, 2475062749, 2525062249, 3500010739, 9032526511, 9225507211, 1753016898055, 1860598847399, 3233666953849, 3379207972471 (list; graph; listen)
OFFSET

1,1

EXAMPLE

9225507211//9225507206 = 9604950394 * 9604950399, where // denotes concatenation.

CROSSREFS

Cf. A116118, A116123, A116125, A116130, A116255.

Sequence in context: A099683 A057998 A058996 this_sequence A068533 A093631 A087513

Adjacent sequences: A116121 A116122 A116123 this_sequence A116125 A116126 A116127

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.


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