OFFSET
1,1
COMMENTS
The definition has been the erroneous description of A104128 (as pointed out by H. P. Dale), prior to correction by R. J. Mathar on Feb 27 2012.
Sum of reciprocals rapidly converges to 0.065762941547548273299583...
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..70
MATHEMATICA
ok[n_] := n^(n+1)+(n+1)^n; Table[ok[n], {n, Prime[Range[10]]}] (* Harvey P. Dale, Feb 27 2012 *)
PROG
(PARI) A208506(n)=(1+n=prime(n))^n+n^(n+1)
CROSSREFS
KEYWORD
nonn
AUTHOR
M. F. Hasler, Feb 27 2012
STATUS
approved