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Search: id:A093795
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| A093795 |
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Numbers n such that 9^n+8^(n-1) is prime. |
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+0
8
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OFFSET
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1,1
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EXAMPLE
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8 is a member since 98+87 = 45143873 which is a prime number.
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MATHEMATICA
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Do[ If[ PrimeQ[9^n + 8^(n - 1)], Print[n]], {n, 4000}]
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CROSSREFS
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Cf. A082103, A093717, A093793, A093765, A096185, A093794, A093795, A096186.
Sequence in context: A117558 A117559 A081700 this_sequence A000637 A001493 A081999
Adjacent sequences: A093792 A093793 A093794 this_sequence A093796 A093797 A093798
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KEYWORD
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nonn
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AUTHOR
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Herman H. Rosenfeld (herm3(AT)pacbell.net), May 18 2004
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EXTENSIONS
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More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 18 2004
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