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A126242 Prime numbers p such that p = prime(n+4)=(prime(n+8)+prime(n))/2. +0
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41, 61, 71, 89, 181, 373, 397, 433, 449, 863, 907, 911, 937, 941, 983, 1193, 1259, 1931, 2243, 2251, 2447, 3359, 3361, 3823, 3851, 4057, 4093, 5231, 5297, 5417, 5813, 6421, 6619, 7013, 7151, 7487, 7583, 7907, 8171, 8537, 8563, 8573, 8581, 9157, 9257, 9377 (list; graph; listen)
OFFSET

1,1

MATHEMATICA

Do[If[(Prime[n + 8] + Prime[n])/2 == Prime[n + 4], Print[Prime[n + 4]]], {n, 1, 3000}]

CROSSREFS

Cf. A006562, A119381, A126238-A126243.

Sequence in context: A113338 A116322 A067832 this_sequence A110411 A141881 A139952

Adjacent sequences: A126239 A126240 A126241 this_sequence A126243 A126244 A126245

KEYWORD

nonn

AUTHOR

Artur Jasinski (grafix(AT)csl.pl), Dec 21 2006

EXTENSIONS

Extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Dec 27 2006

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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