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Search: id:A092047
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| A092047 |
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Numbers n such that prime(n) == -5 (mod n). |
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+0
11
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| 1, 2, 4, 6, 8, 27, 28, 169, 183, 187, 188, 189, 438, 442, 1056, 1059, 40084, 40088, 40091, 40114, 40121, 100348, 251709, 4124588, 10553499, 10553853, 27066972, 179992914, 179992932, 179993012, 465769812, 1208198618, 1208198852
(list; graph; listen)
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OFFSET
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1,2
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MATHEMATICA
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NextPrim[n_] := Block[{k = n + 1}, While[ !PrimeQ[k], k++ ]; k]; p = 1; Do[ If[ Mod[p = NextPrim[p], n] == n - 5, Print[n]], {n, 1, 10^9}]
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CROSSREFS
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Cf. A023147, A045924, A092044, A092045, A092046, A092048, A092049, A092050, A092051, A092052.
Adjacent sequences: A092044 A092045 A092046 this_sequence A092048 A092049 A092050
Sequence in context: A119260 A067732 A117912 this_sequence A057809 A135632 A068541
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KEYWORD
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nonn
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com), Feb 18 2004
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EXTENSIONS
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Corrected by Mohammed Bouayoun (bouyao(AT)wanadoo.fr), Feb 20 2004
a(28)-a(34) from Robert G. Wilson v (rgwv(at)rgwv.com), Feb 22 2006
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