This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A073598 Numbers n such that n^3 + 5 is prime. 1

%I

%S 2,12,14,24,26,38,42,48,56,66,78,86,92,104,116,126,138,146,164,186,

%T 192,194,198,224,242,264,276,296,324,332,386,438,488,494,498,518,524,

%U 566,576,582,588,594,596,632,684,696,698,714,716,722,728,738,758,762,806

%N Numbers n such that n^3 + 5 is prime.

%C For n^3+2 prime see A067200. For n^3+3 prime see A049441.

%H Vincenzo Librandi, <a href="/A073598/b073598.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[ Range[ 950 ], PrimeQ[ #^3+5 ] & ]

%o (MAGMA) [n: n in [1..900] | IsPrime(n^3 + 5)]; // _Vincenzo Librandi_, Sep 30 2012

%o (PARI) is(n)=isprime(n^3+5) \\ _Charles R Greathouse IV_, Jun 12 2017

%Y Cf. A067200, A049441.

%K nonn,easy

%O 1,1

%A _Zak Seidov_, Sep 01 2002

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified October 16 18:03 EDT 2019. Contains 328102 sequences. (Running on oeis4.)