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Search: id:A126438
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| A126438 |
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Primes of the form n^9-n-1. |
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+0
2
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| 509, 262139, 10077689, 387420479, 68719476719, 118587876479, 1207269217769, 7625597484959, 10578455953379, 129961739795039, 327381934393919, 1628413597910399, 1953124999999949, 5416169448144839, 10077695999999939
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OFFSET
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1,1
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MATHEMATICA
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k = 9; a = {}; Do[If[PrimeQ[x^k - x - 1], AppendTo[a, x^k - x - 1]], {x, 1, 100}]; a
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CROSSREFS
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Cf. A002327, A002328, A116581, A126420, A126421, A126422, A126423, A126424, A126425, A126426, A126427, A126427, A126428, A126429, A126430, A126431, A126432 A126433, A126434, A126435, A126436, A126437.
Sequence in context: A110025 A110023 A059763 this_sequence A126582 A062905 A062914
Adjacent sequences: A126435 A126436 A126437 this_sequence A126439 A126440 A126441
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KEYWORD
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nonn
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AUTHOR
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Artur Jasinski (grafix(AT)csl.pl), Dec 26 2006
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