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

3, 31, 14281, 25396561, 273552658381614558353373506071127403199540399874192973440773009599175173339925708800000001

Offset

1,1

Links

Table of n, a(n) for n=1..5.

OEIS Wiki, Cyclotomic Polynomials at x=n, n! and sigma(n)

Mathematica

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

Crossrefs

Cf. A002061, A200906, A259264, A259265.

Sequence in context: A134721 A002707 A283247 * A144964 A168678 A276199

Adjacent sequences: A261469 A261470 A261471 * A261473 A261474 A261475

Keyword

nonn

Author

Robert Price, Aug 20 2015

Status

approved