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 A061368 Lesser of twin primes {p, p+2} such that the middle term p+1 is not squarefree. 1
 3, 11, 17, 59, 71, 107, 149, 179, 191, 197, 227, 239, 269, 311, 347, 419, 431, 521, 599, 659, 809, 827, 881, 1019, 1031, 1049, 1061, 1091, 1151, 1277, 1319, 1427, 1451, 1487, 1607, 1619, 1667, 1787, 1871, 1931, 1949, 1997, 2027, 2087, 2111, 2141, 2267 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Harry J. Smith, Table of n, a(n) for n=0,...,1000 FORMULA Intersection[{A014574(n)}, {A013929(n)}] PROG (PARI) { n=-1; forprime (p=2, 119099, if (isprime(p+2) && !issquarefree(p+1), write("b061368.txt", n++, " ", p)) ) } [From Harry J. Smith, Jul 22 2009] CROSSREFS A001359, A005117, A014574, A013929. Sequence in context: A078116 A127996 A032008 * A145701 A072982 A124787 Adjacent sequences:  A061365 A061366 A061367 * A061369 A061370 A061371 KEYWORD nonn AUTHOR Labos E. (labos(AT)ana.sote.hu), Jun 07 2001 STATUS approved

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