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A126238 Primes of the form p = prime(n) = (prime(n+3)+prime(n-1))/2. 6
1009, 2789, 4001, 4931, 5431, 5501, 5519, 5839, 6029, 6521, 7103, 7817, 8081, 8147, 8353, 10091, 17011, 18251, 18301, 19751, 21139, 22769, 25013, 25339, 25931, 26681, 27271, 27397, 27791, 28429, 28619, 33149, 33739, 35491, 35521, 36451, 36779 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Prime@Select[Range[2, 4000], 2Prime[ # ] == Prime[ # - 1] + Prime[ # + 3] &] (* Ray Chandler, Dec 27 2006 *)
Transpose[Select[Partition[Prime[Range[4000]], 5, 1], 2#[[2]]==#[[5]]+#[[1]]&]][[2]] (* Harvey P. Dale, Jan 23 2013 *)
CROSSREFS
Sequence in context: A025400 A182695 A100776 * A176930 A308793 A180088
KEYWORD
nonn
AUTHOR
Artur Jasinski, Dec 21 2006
EXTENSIONS
Edited and extended by Ray Chandler, Dec 27 2006
STATUS
approved

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Last modified March 19 04:58 EDT 2024. Contains 370952 sequences. (Running on oeis4.)