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A107960
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Numbers n such that 11*n - 1 is prime.
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1
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4, 10, 12, 18, 22, 24, 28, 34, 40, 42, 52, 54, 60, 70, 78, 88, 94, 108, 112, 118, 120, 130, 132, 144, 148, 154, 160, 168, 174, 180, 190, 192, 202, 204, 208, 210, 222, 232, 238, 244, 250, 258, 264, 270, 280, 288, 300, 304, 322, 328, 334, 340, 342, 364, 372, 378
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OFFSET
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1,1
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LINKS
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EXAMPLE
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If n=4, then 11*n - 1 = 43 (prime).
If n=42, then 11*n - 1 = 461 (prime).
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MATHEMATICA
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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