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 A088175 Primes such that the next two primes are a twin prime pair. 4
 2, 3, 7, 13, 23, 37, 53, 67, 97, 103, 131, 139, 173, 181, 193, 223, 233, 263, 277, 307, 337, 409, 421, 457, 509, 563, 593, 613, 631, 653, 797, 811, 823, 853, 877, 1013, 1021, 1039, 1051, 1087, 1129, 1223, 1259, 1283, 1297, 1307, 1423, 1447, 1471, 1483, 1601 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Primes p such that nextprime(p) + 2 is prime. - Irina Gerasimova, Jun 28 2013 LINKS Amiram Eldar, Table of n, a(n) for n = 1..10000 MAPLE A088175 := proc(n) prevprime(A001359(n)) ; end proc: seq(A088175(n), n=1..30) ; # R. J. Mathar, Nov 26 2014 MATHEMATICA fQ[n_]:=PrimeQ[NextPrime[n]+2]; Select[Prime@Range@500, fQ] (* Vladimir Joseph Stephan Orlovsky, Apr 16 2011 *) PROG (PARI) is(n)=isprime(n) && isprime(nextprime(n+1)+2) \\ Charles R Greathouse IV, Jun 28 2013 (Magma) [NthPrime(n): n in [1..260] | NthPrime(n+2)-NthPrime(n+1) eq 2]; // Vincenzo Librandi, Nov 18 2014 CROSSREFS Cf. A088176. Sequence in context: A291544 A208149 A144104 * A271827 A298339 A091440 Adjacent sequences: A088172 A088173 A088174 * A088176 A088177 A088178 KEYWORD easy,nonn AUTHOR Zak Seidov, Sep 22 2003 EXTENSIONS More terms from Ray Chandler, Sep 25 2003 Definition clarified by Irina Gerasimova, Jun 28 2013 STATUS approved

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Last modified March 30 04:44 EDT 2023. Contains 361603 sequences. (Running on oeis4.)