A162927 Primes of the form n^n-2.

2, 823541, 1978419655660313589123977, 5842587018385982521381124419, 88817841970012523233890533447265623, 66009724686219550843768321818371771650147004059278069406814190436565131829325062447

Offset

1,1

Links

Table of n, a(n) for n=1..6.

Mathematica

f[n_]:=n^n-2; lst={}; Do[If[PrimeQ[f[n]], AppendTo[lst, f[n]]], {n, 5!}]; lst
Join[{2}, Select[Table[n^n-2, {n, 1, 51, 2}], PrimeQ]] (* Harvey P. Dale, Feb 12 2023 *)

Crossrefs

Main sequence is A100408.

Sequence in context: A101118 A331870 A371642 * A173363 A052205 A170996

Adjacent sequences: A162924 A162925 A162926 * A162928 A162929 A162930

Keyword

nonn

Author

Vladimir Joseph Stephan Orlovsky, Jul 17 2009

Extensions

Cross-reference from Charles R Greathouse IV, Oct 08 2009

Status

approved