A254461 Prime(n) is included iff prime(n) + n^3 is also prime.
2, 3, 7, 13, 89, 139, 151, 317, 397, 443, 503, 541, 569, 619, 641, 659, 733, 827, 881, 911, 953, 1091, 1249, 1439, 1451, 1627, 1693, 1783, 2143, 2393, 2663, 2707, 2753, 2861, 2903, 2969, 3023, 3119, 3413, 3727, 4003, 4243, 4259, 4457, 4513, 4673, 4973, 5077
Offset: 1
Keywords
Examples
7 is in this sequence because 7+64=71. 13 is in this sequence because 13+216=229.
Crossrefs
Cf. A253971.
Programs
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Magma
[NthPrime(n): n in [1..700] | IsPrime(NthPrime(n)+n^3)];
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Mathematica
Prime[Select[Range[700], PrimeQ[Prime[#] + #^3] &]]
Formula
a(n) = prime(A141526(n)). - Michel Marcus, Feb 04 2015