Properties

Label 2-84-1.1-c7-0-2
Degree $2$
Conductor $84$
Sign $1$
Analytic cond. $26.2403$
Root an. cond. $5.12253$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 27·3-s + 494.·5-s + 343·7-s + 729·9-s + 47.0·11-s + 3.62e3·13-s − 1.33e4·15-s − 1.46e4·17-s − 3.39e3·19-s − 9.26e3·21-s − 1.79e4·23-s + 1.66e5·25-s − 1.96e4·27-s + 1.39e5·29-s + 2.28e5·31-s − 1.27e3·33-s + 1.69e5·35-s + 4.38e5·37-s − 9.78e4·39-s + 3.12e5·41-s − 5.56e5·43-s + 3.60e5·45-s − 7.94e5·47-s + 1.17e5·49-s + 3.95e5·51-s + 2.04e6·53-s + 2.32e4·55-s + ⋯
L(s)  = 1  − 0.577·3-s + 1.76·5-s + 0.377·7-s + 0.333·9-s + 0.0106·11-s + 0.457·13-s − 1.02·15-s − 0.722·17-s − 0.113·19-s − 0.218·21-s − 0.308·23-s + 2.12·25-s − 0.192·27-s + 1.06·29-s + 1.37·31-s − 0.00615·33-s + 0.668·35-s + 1.42·37-s − 0.264·39-s + 0.707·41-s − 1.06·43-s + 0.589·45-s − 1.11·47-s + 0.142·49-s + 0.417·51-s + 1.88·53-s + 0.0188·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 84 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 84 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(84\)    =    \(2^{2} \cdot 3 \cdot 7\)
Sign: $1$
Analytic conductor: \(26.2403\)
Root analytic conductor: \(5.12253\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 84,\ (\ :7/2),\ 1)\)

Particular Values

\(L(4)\) \(\approx\) \(2.413687570\)
\(L(\frac12)\) \(\approx\) \(2.413687570\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 + 27T \)
7 \( 1 - 343T \)
good5 \( 1 - 494.T + 7.81e4T^{2} \)
11 \( 1 - 47.0T + 1.94e7T^{2} \)
13 \( 1 - 3.62e3T + 6.27e7T^{2} \)
17 \( 1 + 1.46e4T + 4.10e8T^{2} \)
19 \( 1 + 3.39e3T + 8.93e8T^{2} \)
23 \( 1 + 1.79e4T + 3.40e9T^{2} \)
29 \( 1 - 1.39e5T + 1.72e10T^{2} \)
31 \( 1 - 2.28e5T + 2.75e10T^{2} \)
37 \( 1 - 4.38e5T + 9.49e10T^{2} \)
41 \( 1 - 3.12e5T + 1.94e11T^{2} \)
43 \( 1 + 5.56e5T + 2.71e11T^{2} \)
47 \( 1 + 7.94e5T + 5.06e11T^{2} \)
53 \( 1 - 2.04e6T + 1.17e12T^{2} \)
59 \( 1 - 2.56e6T + 2.48e12T^{2} \)
61 \( 1 + 2.46e6T + 3.14e12T^{2} \)
67 \( 1 - 2.15e6T + 6.06e12T^{2} \)
71 \( 1 + 2.38e6T + 9.09e12T^{2} \)
73 \( 1 + 1.97e6T + 1.10e13T^{2} \)
79 \( 1 - 1.17e5T + 1.92e13T^{2} \)
83 \( 1 + 5.09e5T + 2.71e13T^{2} \)
89 \( 1 + 4.16e6T + 4.42e13T^{2} \)
97 \( 1 - 8.40e6T + 8.07e13T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−13.07298236927330899799685060146, −11.69389303285291398627335024541, −10.52883124420500626076695136953, −9.729496477687285842576923119222, −8.492286254031459160380319956461, −6.65629557105576025846837552656, −5.85269113435209719579174919818, −4.65275517417342177839413203443, −2.42049584670003522996715729942, −1.12859982641745709776145661935, 1.12859982641745709776145661935, 2.42049584670003522996715729942, 4.65275517417342177839413203443, 5.85269113435209719579174919818, 6.65629557105576025846837552656, 8.492286254031459160380319956461, 9.729496477687285842576923119222, 10.52883124420500626076695136953, 11.69389303285291398627335024541, 13.07298236927330899799685060146

Graph of the $Z$-function along the critical line