A132246 - OEIS

A132246

Twin primes congruent to {1, 17, 19, 29} mod 30.

17, 19, 29, 31, 59, 61, 107, 109, 137, 139, 149, 151, 179, 181, 197, 199, 227, 229, 239, 241, 269, 271, 347, 349, 419, 421, 569, 571, 599, 601, 617, 619, 659, 661, 809, 811, 827, 829, 857, 859, 1019, 1021, 1049, 1051, 1229, 1231

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..46.

C. K. Caldwell, The Prime Pages.

C. K. Caldwell, Twin Primes.

Omar E. Pol, Determinacion geometrica de los numeros primos y perfectos.

MATHEMATICA

Select[Union[Flatten[Select[Partition[Prime[Range[300]], 2, 1], #[[2]]- #[[1]] == 2&]]], MemberQ[{1, 17, 19, 29}, Mod[#, 30]]&] (* Harvey P. Dale, Feb 09 2015 *)

CROSSREFS

Cf. A001097, A001359, A006512, A039949, A129805.

Sequence in context: A190792 A137796 A125213 * A038969 A065742 A155089

Adjacent sequences: A132243 A132244 A132245 * A132247 A132248 A132249

KEYWORD

easy,nonn

AUTHOR

Omar E. Pol, Aug 17 2007

STATUS

approved