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Prime numbers of the form 1 + k^3 + k^5 + k^7.
1

%I #8 Mar 05 2022 12:55:50

%S 105954073,114494872633,230670098569,587323256833,2800137816001,

%T 34797487127929,40872837637633,402298111908169,504221281783129,

%U 562984315256833,1874666045511169,3190972664427073,6122389282632001

%N Prime numbers of the form 1 + k^3 + k^5 + k^7.

%H Amiram Eldar, <a href="/A124149/b124149.txt">Table of n, a(n) for n = 1..10000</a>

%t Do[If[PrimeQ[1 + n^3 + n^5 + n^7], Print[1 + n^3 + n^5 + n^7]], {n, 1, 1000}]

%t Select[Table[Total[n^{0,3,5,7}],{n,200}],PrimeQ] (* _Harvey P. Dale_, Mar 05 2022 *)

%K nonn

%O 1,1

%A _Artur Jasinski_, Dec 13 2006