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A052434 Round[R[x]-PrimePi[x]], where R[x] is the Riemann prime number formula. +0
5
1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, -1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, -1, -1, -1, 0, 0, 0, -1, 0, 0, 0, -1, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0 (list; graph; listen)
OFFSET

2,1

LINKS

Harry J. Smith, Table of n, a(n) for n=2,...,10000

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

H. J. Smith, XPCalc - Extra Precision Floating-Point Calculator. [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Dec 31 2008]

EXAMPLE

a(13) = 0 because R(13) = 5.504 and Pi(13) = 6 [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Dec 31 2008]

PROGRAM

(Other) (XPCalc) a=Round(Ri(n)-Pi(n)) [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Dec 31 2008]

CROSSREFS

Cf. A052435.

Sequence in context: A014057 A015689 A104124 this_sequence A015241 A014025 A156297

Adjacent sequences: A052431 A052432 A052433 this_sequence A052435 A052436 A052437

KEYWORD

sign

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

EXTENSIONS

Corrected 6 terms, a(2), a(7), a(10), a(13), a(20) and a(48). Each was made 1 larger. Also gave an example for a(13) and a program for computing a(n). Harry J. Smith (hjsmithh(AT)sbcglobal.net), Dec 31 2008

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Last modified December 6 22:55 EST 2009. Contains 170429 sequences.


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