A176871 Prime numbers p such that p-q^3 is a prime number, (q is a prime number, q^3=LargestCube, LargestCube <= p).

11, 13, 19, 29, 127, 24391, 357913, 571789

Offset

1,1

Comments

3-1^3=2, 11-2^3=3, 13-2^3=5, 19-2^3=11, 29-3^3=2, 127-5^3=2,..

Links

Table of n, a(n) for n=1..8.

Mathematica

lst={}; Do[q=Floor[n^(1/3)]; p=n-q^3; If[PrimeQ[p]&&PrimeQ[n]&&PrimeQ[q], AppendTo[lst, n]], {n, 2*9!}]; lst

Crossrefs

Cf. A135932, A176864, A176865, A176870

Sequence in context: A321891 A153421 A050265 * A092402 A081983 A081984

Adjacent sequences: A176868 A176869 A176870 * A176872 A176873 A176874

Keyword

nonn

Author

Vladimir Joseph Stephan Orlovsky, Apr 27 2010

Status

approved