Properties

Label 2-7872-1.1-c1-0-117
Degree $2$
Conductor $7872$
Sign $-1$
Analytic cond. $62.8582$
Root an. cond. $7.92831$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s + 2·7-s + 9-s − 11-s + 2·13-s − 17-s − 4·19-s − 2·21-s + 6·23-s − 5·25-s − 27-s − 5·29-s + 3·31-s + 33-s + 3·37-s − 2·39-s + 41-s − 7·43-s + 3·47-s − 3·49-s + 51-s − 10·53-s + 4·57-s − 61-s + 2·63-s + 2·67-s − 6·69-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.755·7-s + 1/3·9-s − 0.301·11-s + 0.554·13-s − 0.242·17-s − 0.917·19-s − 0.436·21-s + 1.25·23-s − 25-s − 0.192·27-s − 0.928·29-s + 0.538·31-s + 0.174·33-s + 0.493·37-s − 0.320·39-s + 0.156·41-s − 1.06·43-s + 0.437·47-s − 3/7·49-s + 0.140·51-s − 1.37·53-s + 0.529·57-s − 0.128·61-s + 0.251·63-s + 0.244·67-s − 0.722·69-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7872 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7872 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7872\)    =    \(2^{6} \cdot 3 \cdot 41\)
Sign: $-1$
Analytic conductor: \(62.8582\)
Root analytic conductor: \(7.92831\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 7872,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad2 \( 1 \)
3 \( 1 + T \)
41 \( 1 - T \)
good5 \( 1 + p T^{2} \) 1.5.a
7 \( 1 - 2 T + p T^{2} \) 1.7.ac
11 \( 1 + T + p T^{2} \) 1.11.b
13 \( 1 - 2 T + p T^{2} \) 1.13.ac
17 \( 1 + T + p T^{2} \) 1.17.b
19 \( 1 + 4 T + p T^{2} \) 1.19.e
23 \( 1 - 6 T + p T^{2} \) 1.23.ag
29 \( 1 + 5 T + p T^{2} \) 1.29.f
31 \( 1 - 3 T + p T^{2} \) 1.31.ad
37 \( 1 - 3 T + p T^{2} \) 1.37.ad
43 \( 1 + 7 T + p T^{2} \) 1.43.h
47 \( 1 - 3 T + p T^{2} \) 1.47.ad
53 \( 1 + 10 T + p T^{2} \) 1.53.k
59 \( 1 + p T^{2} \) 1.59.a
61 \( 1 + T + p T^{2} \) 1.61.b
67 \( 1 - 2 T + p T^{2} \) 1.67.ac
71 \( 1 + 3 T + p T^{2} \) 1.71.d
73 \( 1 + 11 T + p T^{2} \) 1.73.l
79 \( 1 + 6 T + p T^{2} \) 1.79.g
83 \( 1 - 4 T + p T^{2} \) 1.83.ae
89 \( 1 - 6 T + p T^{2} \) 1.89.ag
97 \( 1 - 8 T + p T^{2} \) 1.97.ai
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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

−7.56636400347068451470053269646, −6.71193474496447008855501085183, −6.12052656454524586273868181391, −5.38985998961051428608330715209, −4.71618595815485575158607642279, −4.09723514241314850048289335463, −3.13432764848909093248569194024, −2.07018754704280249105513554095, −1.27950630160954544082498454934, 0, 1.27950630160954544082498454934, 2.07018754704280249105513554095, 3.13432764848909093248569194024, 4.09723514241314850048289335463, 4.71618595815485575158607642279, 5.38985998961051428608330715209, 6.12052656454524586273868181391, 6.71193474496447008855501085183, 7.56636400347068451470053269646

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