2,4

Table of n, a(n) for n=2..72.

Diameter = Circumference/Pi.

If C = 5. floor(3/Pi) = 1, the third entry.

Floor[#/Pi]&/@Prime[Range[80]] (* Harvey P. Dale, Dec 28 2012 *)

(PARI) f(n) = forprime(x=1, n, print1(floor(x/Pi)", "))

Sequence in context: A179464 A071191 A300903 * A126072 A265570 A265554

Adjacent sequences: A097425 A097426 A097427 * A097429 A097430 A097431

nonn

Cino Hilliard, Aug 22 2004

approved