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A108027 Numbers n such that 137*n + 139 is prime. +0
3
0, 12, 20, 26, 32, 54, 66, 92, 96, 104, 126, 132, 140, 144, 152, 174, 176, 180, 182, 186, 194, 200, 204, 210, 222, 230, 260, 264, 276, 284, 290, 302, 306, 336, 342, 360, 384, 390, 402, 404, 414, 416, 420, 480, 482, 486, 500, 510, 536, 546, 566, 570, 582, 584 (list; graph; listen)
OFFSET

1,2

COMMENT

137 and 139 are twin primes.

LINKS

Chris Caldwell The First 1,008 Twin Primes .

EXAMPLE

If n=104 then 137*n + 139 = 14387 (prime)

MAPLE

a:=proc(n) if isprime(137*n+139)=true then n else fi end: seq(a(n), n=0..700); (Deutsch)

CROSSREFS

Sequence in context: A055598 A035511 A095035 this_sequence A090767 A117227 A110187

Adjacent sequences: A108024 A108025 A108026 this_sequence A108028 A108029 A108030

KEYWORD

nonn

AUTHOR

Parthasarathy Nambi (PachaNambi(AT)yahoo.com), May 31 2005

EXTENSIONS

More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Jun 13 2005

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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