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A141075
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Nonprimes of form (2*3*5*7*11-p), where p is prime.
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1
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1, 169, 221, 247, 299, 323, 361, 377, 403, 437, 527, 533, 551, 589, 611, 689, 697, 703, 713, 731, 767, 779, 799, 817, 851, 871, 901, 943, 949, 989, 1003, 1007, 1027, 1073, 1079, 1081, 1139, 1147, 1157, 1159, 1207, 1219, 1241, 1247, 1261, 1271, 1313, 1333
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OFFSET
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1,2
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COMMENTS
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The final member of the sequence is a(115) = 2308.
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LINKS
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EXAMPLE
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a(1) = 2*3*5*7*11 - 2309 = 1; a(2) = 2*3*5*7*11 - 2141 = 169.
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MAPLE
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a:=proc(n) if(isprime(n) and not isprime(2310-n))then 2310-n fi end: seq(a(2310-n), n=1..2309); # Nathaniel Johnston, Jun 08 2011
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MATHEMATICA
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Sort[2310-#&/@Select[Prime[Range[343]], !PrimeQ[2310-#]&]] (* Harvey P. Dale, Jul 26 2011 *)
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CROSSREFS
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KEYWORD
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nonn,fini,full,easy,less
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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