OFFSET
1,1
COMMENTS
PROG
(PARI) for( n=1, 999, /* n%10|print1([n]); */ isprime( p=sum( i=1, n, prime(i)^(n+1-i))) & print1(p", "))
CROSSREFS
KEYWORD
nonn,bref,hard
AUTHOR
M. F. Hasler, Feb 02 2009, Feb 16 2009
STATUS
approved