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Search: id:A120330
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| A120330 |
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Primes congruent to +/- 1, 3, or 4 (mod 13). |
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+0
1
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| 2, 5, 7, 11, 13, 19, 31, 37, 41, 47, 59, 67, 71, 73, 83, 89, 97, 109, 137, 149, 151, 163, 167, 193, 197, 223, 227, 229, 239, 241, 271, 281, 293, 307, 317, 331, 349, 353, 359, 379, 383, 397, 401, 409, 421, 431, 449, 457, 461, 463, 479, 487, 499, 509, 541, 557
(list; graph; listen)
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OFFSET
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1,1
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FORMULA
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37 is prime and congruent to -4 (mod 13), so 37 is on the list
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MATHEMATICA
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For[a = 1, a < 1001, a++, p = Prime[a]; t = Mod[p, 13]; If[Or[t == 1, t == 3, t == 4, t == 9, t == 10, t == 12] == False, Print[p]]]
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CROSSREFS
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Sequence in context: A074833 A045347 A098170 this_sequence A023216 A079449 A038885
Adjacent sequences: A120327 A120328 A120329 this_sequence A120331 A120332 A120333
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KEYWORD
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easy,nonn
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AUTHOR
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N. Fernandez (primeness(AT)borve.org), Jun 22 2006
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