1,3
PrimePi==A000720;
PrimePi(5)=3, so a(5)=3^3=27.
PrimePi(11)=5, so a(11)=5^5=3125.
Sequence in context: A171633 A117429 A132650 * A110139 A078146 A066836
Adjacent sequences: A112950 A112951 A112952 * A112954 A112955 A112956
base,easy,nonn
Alexandre Wajnberg (alexandre.wajnberg(AT)skynet.be), Jan 02 2006