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A166496 Prime plus the next composite. 1

%I #2 Mar 30 2012 17:26:30

%S 6,7,11,15,23,27,35,39,47,59,63,75,83,87,95,107,119,123,135,143,147,

%T 159,167,179,195,203,207,215,219,227,255,263,275,279,299,303,315,327,

%U 335,347,359,363,383,387,395,399,423,447,455,459,467,479,483,503,515,527

%N Prime plus the next composite.

%C Differs from A072055 in the first term.

%F a(n)=prime(n)+smallest composite > prime(n).

%e a(1)=2+4=6,

%e a(2)=3+4=7,

%e a(3)=5+6=11.

%t Prepend[2*Prime[Range[2,100]]+1,6]

%Y Cf. A072055.

%K nonn

%O 1,1

%A _Zak Seidov_, Oct 15 2009

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Last modified April 16 00:45 EDT 2024. Contains 371696 sequences. (Running on oeis4.)