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A111875 Concatenate the consecutive increasing numbers starting with prime(n) and ending with prime(n+1). +0
4
23, 345, 567, 7891011, 111213, 1314151617, 171819, 1920212223, 23242526272829, 293031, 31323334353637, 3738394041, 414243, 4344454647, 47484950515253, 53545556575859, 596061, 61626364656667, 6768697071, 717273, 73747576777879 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(4)=7891011 because the 4th prime is 7 and the 5th is 11 and we concatenate those with the increasing numbers between.

CROSSREFS

Sequence in context: A028039 A002118 A025993 this_sequence A028035 A077309 A042016

Adjacent sequences: A111872 A111873 A111874 this_sequence A111876 A111877 A111878

KEYWORD

easy,nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Aug 18 2005

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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.


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