A161608 Primes of the form n!+n^2+n+1.

2, 19, 151, 355687428096307, 620448401733239439360601

Offset

1,1

Comments

Generated by the n of A079649.

a(6) = 20659137880503071791380...00000000000098911 (with 650 digits).

Links

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

Mathematica

lst={}; Do[p=n!+n^2+n+1; If[PrimeQ[p], AppendTo[lst, p]], {n, 0, 6!}]; lst

Crossrefs

Sequence in context: A280546 A323141 A319962 * A037748 A037629 A037755

Adjacent sequences: A161605 A161606 A161607 * A161609 A161610 A161611

Keyword

nonn

Author

Vladimir Joseph Stephan Orlovsky, Jun 14 2009

Status

approved