OFFSET
1,1
EXAMPLE
a(1)=2^2 mod(11)=4 mod(11)=4.
a(2)=3^2 mod(13)=9 mod(13)=9.
a(3)=5^2 mod(17)=25 mod(17)=8.
a(4)=7^2 mod(19)=49 mod(19)=11.
PROG
(PARI) a(n) = prime(n)^2 % prime(n+4) \\ Michel Marcus, Aug 06 2013
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Umut Uludag, Jan 07 2011
STATUS
approved