cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A089438 Primes p such that 6p+11 is also a prime.

Original entry on oeis.org

2, 3, 5, 7, 13, 17, 23, 31, 37, 41, 43, 47, 73, 83, 97, 101, 107, 127, 131, 157, 167, 173, 181, 197, 211, 227, 233, 257, 271, 281, 283, 311, 313, 317, 331, 353, 367, 383, 397, 401, 433, 457, 461, 463, 491, 521, 541, 563, 587, 601, 631, 653, 673, 677, 691, 701, 727, 733, 751
Offset: 1

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Author

Cino Hilliard, Dec 28 2003

Keywords

Crossrefs

Cf. A094517 (complement in primes).

Programs

  • Mathematica
    Select[Prime[Range[200]],PrimeQ[6#+11]&] (* Harvey P. Dale, Jun 20 2012 *)
  • PARI
    diff2p(n,a,b) = { forprime(x=3,n, y=(x-a)/b; if(y==floor(y), if(isprime(y), print1(y",")) ) ) }
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