This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A108956 Floor(R(2n) - R(n)). 0
 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 17, 17, 17 (list; graph; refs; listen; history; text; internal format)
 OFFSET 2,2 LINKS FORMULA R(x) = Riemann Pi(x) approximation PROG (PARI) p(n) = for(x=2, n, y=R(2*x)-R(x); print1(floor(y)", ")) R(x) = \ Riemann approx of Pi(x) { local(j); round(sum(j=1, 200, moebius(j)*Li(x^(1/j))/j)) } CROSSREFS Sequence in context: A052146 A097882 A108955 * A289133 A135297 A176146 Adjacent sequences:  A108953 A108954 A108955 * A108957 A108958 A108959 KEYWORD easy,nonn AUTHOR Cino Hilliard, Jul 22 2005 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified May 19 20:41 EDT 2019. Contains 323410 sequences. (Running on oeis4.)