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7, 17, 37, 47, 67, 97, 107, 127, 137, 157, 167, 197, 227, 257, 277, 307, 317, 337, 347, 367, 397, 457, 467, 487, 547, 557, 577, 587, 607, 617, 647, 677, 727, 757, 787, 797, 827, 857, 877, 887, 907, 937, 947, 967, 977, 997, 1087, 1097, 1117, 1187, 1217, 1237
(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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Michael B. Porter, Table of n, a(n) for n=0..100000
A. Granville and G. Martin, Prime number races
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FORMULA
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a(n) = 10*A102342(n) + 7.
Union of A132231 and A039949. [From Ray Chandler, Apr 07 2009]
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MATHEMATICA
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Select[Prime@Range[210], Mod[ #, 10] == 7 &] (*Chandler*)
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PROG
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(MAGMA) [n: n in [7..1240 by 10] | IsPrime(n)]; // Bruno Berselli, Apr 06 2011
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CROSSREFS
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Cf. A045357, A045380, A049509, A102342.
Sequence in context: A062675 A106095 A153319 * A090147 A211476 A155007
Adjacent sequences: A030429 A030430 A030431 * A030433 A030434 A030435
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KEYWORD
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nonn
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AUTHOR
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Warut Roonguthai
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EXTENSIONS
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Extended by Ray Chandler, Nov 07 2006
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STATUS
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approved
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