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.

Previous Showing 11-13 of 13 results.

A261472 Primes of the form Phi(6,n!), where Phi is the cyclotomic polynomial.

Original entry on oeis.org

3, 31, 14281, 25396561, 273552658381614558353373506071127403199540399874192973440773009599175173339925708800000001
Offset: 1

Views

Author

Robert Price, Aug 20 2015

Keywords

Crossrefs

Programs

  • Mathematica
    Select[Table[Cyclotomic[6, n!], {n, 0, 200}], PrimeQ]

A261487 Primes of the form Phi(7,n!), where Phi is the cyclotomic polynomial.

Original entry on oeis.org

7, 127, 55987, 58301791288260114251803544692993535976160443849938371660801
Offset: 1

Views

Author

Robert Price, Aug 20 2015

Keywords

Crossrefs

Programs

  • Mathematica
    Select[Table[Cyclotomic[7, n!], {n, 0, 200}], PrimeQ]

A261535 Primes of the form Phi(8,n!), where Phi is the cyclotomic polynomial.

Original entry on oeis.org

2, 17, 1297, 331777, 1503561738404723998944447273369600000001
Offset: 1

Views

Author

Robert Price, Aug 28 2015

Keywords

Comments

a(6) is 730 digits.

Crossrefs

Programs

  • Mathematica
    Select[Table[Cyclotomic[8, n!], {n, 0, 200}], PrimeQ]
  • PARI
    for(n=1, 500, if(isprime(k=polcyclo(8, n!)), print1(k", "))) \\ Altug Alkan, Nov 16 2015
Previous Showing 11-13 of 13 results.