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Search: id:A130443
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| A130443 |
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Even pseudoprimes to base 43. |
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+0
13
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| 6, 14, 42, 526974, 9157582, 21001206, 49419154, 156418318, 157058362, 223741702, 467016562, 531330346, 601692022, 681377698, 888739174, 931053466, 1037629198, 1390950926, 1392718618, 2175608494, 2377982166, 3045063946, 5136468646
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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Robert G. Wilson v, Table of n, a(n) for n = 0..46.
Eric Weisstein's World of Mathematics, Fermat Pseudoprime.
Index entries for sequences related to pseudoprimes
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MATHEMATICA
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lst = {}; Do[ If[ PowerMod[43, 2n - 1, 2n] == 1, AppendTo[lst, 2n]], {n, 2, 1800000000}]; lst - Robert G. Wilson v (rgwv(at)rgwv.com), Jun 01 2007
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CROSSREFS
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Cf. A020171, A006935, A130433, A090082, A090083, A090084, A090085, A130434, A130435, A130436, A130437, A130438, A130439, A130440, A130441, A130442.
Sequence in context: A069166 A015892 A093369 this_sequence A005515 A114705 A107301
Adjacent sequences: A130440 A130441 A130442 this_sequence A130444 A130445 A130446
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KEYWORD
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nonn
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AUTHOR
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Alexander Adamchuk (alex(AT)kolmogorov.com), May 26 2007, Jun 20 2007
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EXTENSIONS
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More terms from Robert G. Wilson v (rgwv(at)rgwv.com), Jun 01 2007
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