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A033449 Lists of 4 primes in arithmetic progression; common difference 6. 1
251, 257, 263, 269, 1741, 1747, 1753, 1759, 3301, 3307, 3313, 3319, 5101, 5107, 5113, 5119, 5381, 5387, 5393, 5399, 6311, 6317, 6323, 6329, 6361, 6367, 6373, 6379, 12641, 12647, 12653, 12659, 13451, 13457, 13463, 13469, 14741, 14747, 14753 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Index entries for sequences related to primes in arithmetic progressions

MAPLE

for i from 1 by 1 to 4000 do if ithprime(i+1) = ithprime(i) +6 and ithprime(i+2) = ithprime(i) + 12 and ithprime(i+3) = ithprime(i) + 18 then print(ithprime(i), ithprime(i+1), ithprime(i+2), ithprime(i+3)); # Zerinvary Lajos, May 04 2007

MATHEMATICA

Select[Partition[Prime[Range[2000]], 4, 1], Differences[#]=={6, 6, 6}&]// Flatten (* Harvey P. Dale, May 31 2019 *)

CROSSREFS

Sequence in context: A267995 A201547 A165281 * A271581 A142419 A161854

Adjacent sequences:  A033446 A033447 A033448 * A033450 A033451 A033452

KEYWORD

nonn,tabf

AUTHOR

Jeff Burch

STATUS

approved

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Last modified February 27 10:31 EST 2020. Contains 332304 sequences. (Running on oeis4.)