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 A098423 Primes occurring in exactly three prime triples (p,q,r) with p
 11, 13, 17, 103, 107, 1487, 1873, 3463, 5653, 15733, 16063, 16067, 19423, 19427, 21017, 22277, 43783, 43787, 55337, 79693, 88813, 101113, 144167, 165707, 166847, 195737, 201827, 225347, 247607, 257863, 266683, 268817, 276043, 284743 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS A098418(a(n)) = 3; subsequence of A098420. LINKS Eric Weisstein's World of Mathematics, Prime Triplet EXAMPLE A000040(27)=103: A007529(11)=103, A098414(10)=103 and A098415(9)=103, therefore 103 is a term. CROSSREFS Cf. A098419, A098421, A098422. Sequence in context: A087776 A098031 A179208 * A178339 A088561 A211457 Adjacent sequences:  A098420 A098421 A098422 * A098424 A098425 A098426 KEYWORD nonn AUTHOR Reinhard Zumkeller, Sep 07 2004 STATUS approved

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