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 A071699 Greater members of twin prime pairs of form (4*k+3, 4*k+5), k >= 0. 6
 5, 13, 61, 73, 109, 181, 193, 229, 241, 313, 349, 421, 433, 601, 661, 829, 1021, 1033, 1093, 1153, 1321, 1429, 1453, 1489, 1609, 1621, 1669, 1789, 1873, 1933, 2029, 2089, 2113, 2269, 2341, 2593, 2689, 2713, 3001, 3121, 3169, 3253, 3301 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Corresponding lesser members: A071698(n). LINKS Reinhard Zumkeller, Table of n, a(n) for n = 1..10000 FORMULA a(n) = 2*A241557(n+1) + 1. - Hilko Koning, Nov 06 2019 MATHEMATICA #+2&/@Select[4Range[0, 850]+3, PrimeQ[#]&&PrimeQ[#+2]&] (* Harvey P. Dale, Aug 24 2011 *) PROG (Haskell) a071699 n = a071699_list !! (n-1) a071699_list = [x | x <- [5, 9 ..], a010051' x == 1, a010051' (x-2) == 1] -- Reinhard Zumkeller, Aug 05 2014 (Magma) [4*(k+1)+1:k in [0..1000]|IsPrime(4*k+3) and IsPrime(4*k+5)]; // Marius A. Burtea, Nov 06 2019 CROSSREFS Cf. A006512, A071696, A071698, A071700. Cf. A010051, subsequence of A016813. Sequence in context: A298066 A298715 A006701 * A096639 A092773 A230444 Adjacent sequences: A071696 A071697 A071698 * A071700 A071701 A071702 KEYWORD nonn AUTHOR Reinhard Zumkeller, Jun 04 2002 STATUS approved

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Last modified December 6 14:43 EST 2022. Contains 358644 sequences. (Running on oeis4.)