Definition:Artin's Constant

From ProofWiki
Jump to navigation Jump to search

Definition

\(\displaystyle C_{\text {Artin} }\) \(=\) \(\displaystyle \prod_{\text {$p$ prime} } \paren {1 - \dfrac 1 {p^2 - p} }\)
\(\displaystyle \) \(=\) \(\displaystyle 0 \cdotp 37395 \, 58136 \, 19202 \, 28805 \ldots\)

This sequence is A005596 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008).


Source of Name

This entry was named for Emil Artin.


Sources