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A092256
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Nonprimes of form 6k+5.
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3
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35, 65, 77, 95, 119, 125, 143, 155, 161, 185, 203, 209, 215, 221, 245, 275, 287, 299, 305, 323, 329, 335, 341, 365, 371, 377, 395, 407, 413, 425, 437, 455, 473, 485, 497, 515, 527, 533, 539, 545, 551, 575, 581, 605, 611, 623, 629, 635, 665, 671, 689, 695
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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MAPLE
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for k from 0 to 100 do if(not isprime(6*k+5))then printf("%d, ", 6*k+5); fi: od: # Nathaniel Johnston, May 18 2011
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MATHEMATICA
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Do[If[ !PrimeQ[n]&&Equal[Mod[n, 6], 5 ], Print[n]], {n, 1, 1000}]
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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STATUS
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approved
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