Properties

Label 2-76-19.18-c4-0-3
Degree $2$
Conductor $76$
Sign $1$
Analytic cond. $7.85611$
Root an. cond. $2.80287$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 18.4·5-s − 20.1·7-s + 81·9-s + 59.8·11-s + 572.·17-s + 361·19-s − 158·23-s − 283.·25-s − 371.·35-s − 2.72e3·43-s + 1.49e3·45-s − 4.28e3·47-s − 1.99e3·49-s + 1.10e3·55-s + 4.24e3·61-s − 1.63e3·63-s + 8.13e3·73-s − 1.20e3·77-s + 6.56e3·81-s − 5.67e3·83-s + 1.05e4·85-s + 6.66e3·95-s + 4.84e3·99-s − 9.99e3·101-s − 2.91e3·115-s − 1.15e4·119-s + ⋯
L(s)  = 1  + 0.738·5-s − 0.410·7-s + 9-s + 0.494·11-s + 1.98·17-s + 19-s − 0.298·23-s − 0.453·25-s − 0.303·35-s − 1.47·43-s + 0.738·45-s − 1.93·47-s − 0.831·49-s + 0.365·55-s + 1.14·61-s − 0.410·63-s + 1.52·73-s − 0.203·77-s + 81-s − 0.824·83-s + 1.46·85-s + 0.738·95-s + 0.494·99-s − 0.980·101-s − 0.220·115-s − 0.814·119-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 76 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 76 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(76\)    =    \(2^{2} \cdot 19\)
Sign: $1$
Analytic conductor: \(7.85611\)
Root analytic conductor: \(2.80287\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{76} (37, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 76,\ (\ :2),\ 1)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(1.970925934\)
\(L(\frac12)\) \(\approx\) \(1.970925934\)
\(L(3)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
19 \( 1 - 361T \)
good3 \( 1 - 81T^{2} \)
5 \( 1 - 18.4T + 625T^{2} \)
7 \( 1 + 20.1T + 2.40e3T^{2} \)
11 \( 1 - 59.8T + 1.46e4T^{2} \)
13 \( 1 - 2.85e4T^{2} \)
17 \( 1 - 572.T + 8.35e4T^{2} \)
23 \( 1 + 158T + 2.79e5T^{2} \)
29 \( 1 - 7.07e5T^{2} \)
31 \( 1 - 9.23e5T^{2} \)
37 \( 1 - 1.87e6T^{2} \)
41 \( 1 - 2.82e6T^{2} \)
43 \( 1 + 2.72e3T + 3.41e6T^{2} \)
47 \( 1 + 4.28e3T + 4.87e6T^{2} \)
53 \( 1 - 7.89e6T^{2} \)
59 \( 1 - 1.21e7T^{2} \)
61 \( 1 - 4.24e3T + 1.38e7T^{2} \)
67 \( 1 - 2.01e7T^{2} \)
71 \( 1 - 2.54e7T^{2} \)
73 \( 1 - 8.13e3T + 2.83e7T^{2} \)
79 \( 1 - 3.89e7T^{2} \)
83 \( 1 + 5.67e3T + 4.74e7T^{2} \)
89 \( 1 - 6.27e7T^{2} \)
97 \( 1 - 8.85e7T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−13.74744562895246542081352818785, −12.74095326069789419674494380532, −11.70864465853710102278416160415, −9.981556671109526718291112115944, −9.682769044989625067952066346482, −7.894755410937480218167634326307, −6.60156746884170893242163577892, −5.29732262375819872334377315942, −3.49104535304896258821772151362, −1.42783578818619358528327281108, 1.42783578818619358528327281108, 3.49104535304896258821772151362, 5.29732262375819872334377315942, 6.60156746884170893242163577892, 7.894755410937480218167634326307, 9.682769044989625067952066346482, 9.981556671109526718291112115944, 11.70864465853710102278416160415, 12.74095326069789419674494380532, 13.74744562895246542081352818785

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