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A158209 The number of consecutive prime pairs with 10-gap in n-th century. 0
0, 2, 2, 1, 2, 2, 1, 2, 2, 1, 3, 2, 1, 0, 1, 0, 1, 1, 2, 0, 4, 1, 0, 0, 0, 1, 1, 3, 1, 1, 1, 1, 0, 1, 0, 4, 0, 2, 2, 0, 0, 0, 6, 3, 1, 0, 1, 0, 1, 2, 1, 1, 0, 1, 0, 1, 1, 1, 1, 0, 1, 3, 2, 3, 1, 1, 1, 2, 0, 1, 1, 1, 1, 1, 1, 2, 0, 0, 0, 0, 1, 1, 2, 2, 0, 2, 0, 0, 2, 1, 1, 0, 1, 0, 2, 1, 1, 0, 0, 1, 1, 1, 0, 2, 1 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

EXAMPLE

Of 14 primes in 10th century, only 919 and 929 are consecutive primes with 10-gap, so a(10)=1.

CROSSREFS

Sequence in context: A098398 A131714 A130196 * A119646 A024693 A025126

Adjacent sequences:  A158206 A158207 A158208 * A158210 A158211 A158212

KEYWORD

nonn

AUTHOR

Ki Punches (ki1212(AT)pocketmail.com), Mar 13 2009

EXTENSIONS

Edited and corrected by Ray Chandler (rayjchandler(AT)sbcglobal.net), May 23 2009

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Last modified February 15 18:22 EST 2012. Contains 205835 sequences.