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A096185
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Numbers n such that 7^n+6^(n-1) is prime.
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7
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3, 4, 8, 9, 16, 25, 33, 40, 116, 201, 208, 504, 579, 964, 1060, 1160, 1508, 1969
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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MATHEMATICA
| Do[ If[ PrimeQ[7^n + 6^(n - 1)], Print[n]], {n, 4000}]
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CROSSREFS
| Cf. A082103, A093717, A093793, A093765, A093794, A093795, A096186..
Sequence in context: A058074 A123722 A200727 * A137640 A165362 A113057
Adjacent sequences: A096182 A096183 A096184 * A096186 A096187 A096188
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KEYWORD
| nonn
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AUTHOR
| Herman H. Rosenfeld (herm3(AT)pacbell.net) and Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 18 2004
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