OFFSET
1,1
COMMENTS
Sum of reciprocals = 0.51158433914035778198539668456352160045247631333773...
FORMULA
MATHEMATICA
Table[n^n + Prime[n], {n, 1, 25}] (* Amiram Eldar, Jun 26 2024 *)
PROG
(PARI) primeppwr2(n) = { my(y, sr=0); for(x=1, n, y=x^x+prime(x); print1(y", "); sr+=1./y; ); print(); print(sr) }
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Cino Hilliard, Dec 31 2003
EXTENSIONS
a(18)-a(19) from Amiram Eldar, Jun 26 2024
STATUS
approved