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A108341
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Numbers n such that 997*n - 1009 is prime.
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0
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6, 8, 18, 30, 36, 38, 44, 66, 78, 90, 98, 104, 116, 134, 140, 144, 156, 164, 168, 170, 200, 228, 230, 246, 248, 260, 276, 296, 318, 344, 354, 374, 378, 380, 386, 408, 420, 426, 450, 464, 468, 480, 500, 510, 546, 576, 578, 584, 606, 608, 618, 620, 630, 654, 678
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| 997 and 1009 are primes.
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EXAMPLE
| If n=6, then 997*n - 1009 = 4973 (prime).
If n=90, then 997*n - 1009 = 88721 (prime).
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MAPLE
| a:=proc(n) if isprime(997*n-1009)=true then n else fi end: seq(a(n), n=1..750); (Deutsch)
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CROSSREFS
| Sequence in context: A165720 A086913 A022542 * A173975 A199884 A028331
Adjacent sequences: A108338 A108339 A108340 * A108342 A108343 A108344
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KEYWORD
| nonn
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AUTHOR
| Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Jun 30 2005
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EXTENSIONS
| More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Jul 04 2005
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