Properties

Label 2-7938-1.1-c1-0-78
Degree $2$
Conductor $7938$
Sign $1$
Analytic cond. $63.3852$
Root an. cond. $7.96148$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 4-s + 2·5-s + 8-s + 2·10-s − 11-s + 6·13-s + 16-s − 5·17-s + 7·19-s + 2·20-s − 22-s − 4·23-s − 25-s + 6·26-s + 4·29-s + 6·31-s + 32-s − 5·34-s + 2·37-s + 7·38-s + 2·40-s + 3·41-s − 43-s − 44-s − 4·46-s − 50-s + ⋯
L(s)  = 1  + 0.707·2-s + 1/2·4-s + 0.894·5-s + 0.353·8-s + 0.632·10-s − 0.301·11-s + 1.66·13-s + 1/4·16-s − 1.21·17-s + 1.60·19-s + 0.447·20-s − 0.213·22-s − 0.834·23-s − 1/5·25-s + 1.17·26-s + 0.742·29-s + 1.07·31-s + 0.176·32-s − 0.857·34-s + 0.328·37-s + 1.13·38-s + 0.316·40-s + 0.468·41-s − 0.152·43-s − 0.150·44-s − 0.589·46-s − 0.141·50-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7938 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7938 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7938\)    =    \(2 \cdot 3^{4} \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(63.3852\)
Root analytic conductor: \(7.96148\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7938,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(4.476587216\)
\(L(\frac12)\) \(\approx\) \(4.476587216\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
3 \( 1 \)
7 \( 1 \)
good5 \( 1 - 2 T + p T^{2} \)
11 \( 1 + T + p T^{2} \)
13 \( 1 - 6 T + p T^{2} \)
17 \( 1 + 5 T + p T^{2} \)
19 \( 1 - 7 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 - 4 T + p T^{2} \)
31 \( 1 - 6 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 - 3 T + p T^{2} \)
43 \( 1 + T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 + 12 T + p T^{2} \)
59 \( 1 + 7 T + p T^{2} \)
61 \( 1 - 12 T + p T^{2} \)
67 \( 1 - 13 T + p T^{2} \)
71 \( 1 - 8 T + p T^{2} \)
73 \( 1 + T + p T^{2} \)
79 \( 1 + 6 T + p T^{2} \)
83 \( 1 - 16 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 - 5 T + p T^{2} \)
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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

−7.939634904786298294281535153848, −6.81857948715714490646689235780, −6.34513750707259648884330030169, −5.79006764751200754802324926390, −5.11726338036088083512560037454, −4.31122598605942961207910830347, −3.54214053252758259126083146499, −2.72888017782480302102905723674, −1.90223486181273855752300864459, −0.992490936632162384684264681047, 0.992490936632162384684264681047, 1.90223486181273855752300864459, 2.72888017782480302102905723674, 3.54214053252758259126083146499, 4.31122598605942961207910830347, 5.11726338036088083512560037454, 5.79006764751200754802324926390, 6.34513750707259648884330030169, 6.81857948715714490646689235780, 7.939634904786298294281535153848

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