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Search: id:A116263
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A116263 n times n+7 gives the concatenation of two numbers m and m-4. +0
6
83, 76980, 714687, 952311, 90438188, 96320541, 32980078899026, 34346653774235, 42816188292270, 42881990066485, 57118009933509, 57183811707724, 65653346225759, 67019921100968, 81321742742207 (list; graph; listen)
OFFSET

1,1

EXAMPLE

96320541 * 96320548 = 92776472//92776468, where // denotes

concatenation.

CROSSREFS

Cf. A116132, A116250, A116262, A116264, A116269.

Sequence in context: A017746 A097839 A087189 this_sequence A087532 A116307 A093676

Adjacent sequences: A116260 A116261 A116262 this_sequence A116264 A116265 A116266

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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