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Search: id:A101769
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| A101769 |
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Numbers n such that n, 2n+1, 3n+2, 4n+3, 5n+4, 6n+5, 7n+6, 8n+7 are primes. |
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3
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| 2894219, 60041519, 64523969, 242024369, 407874179, 1092040949, 1092075389, 1674689729, 2281060319, 5035134509, 5329406669, 5683382879, 5792424329, 6000216809, 6380217479, 10409580719, 11488703939, 13745865209, 14181824369
(list; graph; listen)
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OFFSET
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1,1
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MATHEMATICA
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a={}; Do[p=Prime[n]; If[PrimeQ[p*2+1]&&PrimeQ[p*3+2]&&PrimeQ[p*4+3]&&PrimeQ[p*5+4]&&PrimeQ[p*6+5]&&PrimeQ[p*7+6]&&PrimeQ[p*8+7], AppendTo[a, p]], {n, 1, 10^7}]; Print[a]; - Vladimir Orlovsky (4vladimir(AT)gmail.com), Apr 29 2008
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CROSSREFS
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Cf. A000040, A005384, A067256-A067258, A101767-A101770.
Sequence in context: A015336 A033534 A101768 this_sequence A071369 A065427 A017406
Adjacent sequences: A101766 A101767 A101768 this_sequence A101770 A101771 A101772
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KEYWORD
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nonn,easy
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AUTHOR
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Jonathan Vos Post (jvospost2(AT)yahoo.com) and Ray Chandler (rayjchandler(AT)sbcglobal.net), Dec 31 2004
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