A132244 Twin primes congruent to {11, 13, 17, 19} mod 30.

11, 13, 17, 19, 41, 43, 71, 73, 101, 103, 107, 109, 137, 139, 191, 193, 197, 199, 227, 229, 281, 283, 311, 313, 347, 349, 431, 433, 461, 463, 521, 523, 617, 619, 641, 643, 821, 823, 827, 829, 857, 859, 881, 883, 1031, 1033, 1061, 1063

Offset

1,1

Links

Table of n, a(n) for n=1..48.

C. K. Caldwell, The Prime Pages.

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

Mathematica

Select[Partition[Prime[Range[200]], 2, 1], #[[2]]-#[[1]]==2&&MemberQ[ {11, 13, 17, 19}, Mod[ #[[1]], 30]]&&MemberQ[{11, 13, 17, 19}, Mod[#[[2]], 30]]&]//Flatten (* Harvey P. Dale, Jul 04 2022 *)

Crossrefs

Cf. A001097, A001359, A006512, A039949, A068231.

Sequence in context: A226217 A275058 A157175 * A262731 A087201 A068492

Adjacent sequences: A132241 A132242 A132243 * A132245 A132246 A132247

Keyword

easy,nonn

Author

Omar E. Pol, Aug 17 2007

Status

approved