A162928 Primes of the form A056788(k)-2.

3, 29, 281, 870197, 311791207040507

Offset

1,1

Comments

The term a(6) has 291 digits.

Links

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

Example

a(1)=A056788(2)-2=3. a(2)=A056788(3)-2=29, associated with k=2, 3, 4, 7, 13, 136,....

Mathematica

f[n_]:=n^n+(n+1)^(n+1)-2; lst={}; Do[If[PrimeQ[f[n]], AppendTo[lst, f[n]]], {n, 2*5!}]; lst

Crossrefs

Cf. A162927, A056788

Sequence in context: A037672 A037798 A224754 * A124263 A180828 A026130

Adjacent sequences: A162925 A162926 A162927 * A162929 A162930 A162931

Keyword

nonn

Author

Vladimir Joseph Stephan Orlovsky, Jul 17 2009

Extensions

Edited by R. J. Mathar, Jul 19 2009

Status

approved