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A076556 Greatest prime divisor of n-th prime + n. 2

%I #7 Jan 19 2015 16:34:46

%S 3,5,2,11,2,19,3,3,2,13,7,7,3,19,31,23,19,79,43,13,47,101,53,113,61,

%T 127,13,5,23,13,79,163,17,173,23,17,97,67,103,71,11,223,13,79,11,7,43,

%U 271,23,31,71,97,7,61,13,29,163,47,7,31,43,71,37,5,7,383,199,5,13,419

%N Greatest prime divisor of n-th prime + n.

%t Table[FactorInteger[Prime[n]+n][[-1,1]],{n,70}] (* _Harvey P. Dale_, Jan 19 2015 *)

%Y Cf. A093572, A014688.

%K easy,nonn

%O 1,1

%A _Zak Seidov_, Oct 19 2002

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Last modified April 30 06:27 EDT 2024. Contains 372127 sequences. (Running on oeis4.)