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A135113 Integers n such that 10^n+67 is a prime number. 0
2, 4, 14, 26, 36, 60, 150, 410, 484, 972, 1942, 3694, 6926, 8582, 11930, 16076, 16276, 22820 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The next n, if it exists, is >100000. [From Robert Price, Apr 25 2011]

See Kamada link - primecount.txt for terms, primesize.txt for discovery details including probable or proved primes - search on "10067".

LINKS

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

Makoto Kamada, List of near-repdigit-related prime numbers.

Index entries for primes involving repunits.

EXAMPLE

4 is a member: 10^4+67 = 10000+67 = 10067, which is a prime number.

CROSSREFS

Cf. A095688, A108052, A108050, A108312, A107083, A108049, A108054.

Sequence in context: A090889 A096012 A102930 * A050564 A047830 A036051

Adjacent sequences:  A135110 A135111 A135112 * A135114 A135115 A135116

KEYWORD

more,nonn

AUTHOR

Julien Peter Benney (jpbenney(AT)gmail.com), Feb 12 2008

EXTENSIONS

Added term 11930. Robert Price, Mar 22 2010

Added terms: 1942,3694,6926,8582,16076,16276,22820. Robert Price, Sep 04 2010

Edited by Ray Chandler, Dec 23 2010

STATUS

approved

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Last modified November 27 14:16 EST 2014. Contains 250210 sequences.