OFFSET
1,2
LINKS
R. Zumkeller, Table of n, a(n) for n = 1..10000
EXAMPLE
64 = 4^3, 4+3 = 7 = prime(4), therefore 64 is a term;
81 = 3^4, 3+4 = 7 = prime(4), therefore 81 is a term;
96 = 96^1, 96+1 = 97 = prime(25), therefore 96 is a term.
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, May 07 2007
STATUS
approved