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URL: https://oeis.org/A162928

⇱ A162928 - OEIS

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A162928
Primes of the form A056788(k)-2.
0
3, 29, 281, 870197, 311791207040507
OFFSET
1,1
COMMENTS
The term a(6) has 291 digits.
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
KEYWORD
nonn
AUTHOR
EXTENSIONS
Edited by R. J. Mathar, Jul 19 2009
STATUS
approved