%I A087106
%S A087106 13,61,97,193,397,1597,1933,9001,12097,14821,18217,21001,31321,37633,
%T A087106 74521,91141,96097,122497,168037,211597,266221,478801,605221,719041,
%U A087106 760321,781453,808081,861121,915769,1034281,1245421
%N A087106 Primes of the form (prime(k-1)+1)*(prime(k+1)-1) + 1, k>1.
%e A087106 k=25: (prime(25-1)+1)*(prime(25+1)-1)=(89+1)*(101-1)=9000, as 9000+1=A000040(1118),
9001 is a term.
%Y A087106 Cf. A087105.
%Y A087106 Sequence in context: A002647 A118711 A028874 this_sequence A142402 A140615
A086361
%Y A087106 Adjacent sequences: A087103 A087104 A087105 this_sequence A087107 A087108
A087109
%K A087106 nonn
%O A087106 1,1
%A A087106 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 10 2003
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