

A173180


Numbers k such that k^5k^4k^3k^2k1 is prime.


1



4, 6, 8, 14, 18, 20, 24, 26, 28, 32, 40, 42, 50, 58, 62, 68, 72, 100, 104, 120, 122, 140, 150, 174, 184, 192, 210, 234, 240, 260, 266, 278, 288, 300, 306, 326, 346, 366, 404, 432, 444, 460, 464, 466, 470, 484, 488, 512, 516, 526, 538, 556, 562, 564, 570, 584
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OFFSET

1,1


COMMENTS



LINKS



FORMULA



MAPLE

filter:= k > isprime( k^5k^4k^3k^2k1):


MATHEMATICA

f[n_]:=n^5n^4n^3n^2n1; Select[Range[7! ], PrimeQ[f[ #1]]&]
Select[Range[2, 600, 2], PrimeQ[#^5Total[#^Range[0, 4]]]&] (* Harvey P. Dale, Sep 26 2023 *)


CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



