Properties

Label 2-7938-1.1-c1-0-130
Degree $2$
Conductor $7938$
Sign $-1$
Analytic cond. $63.3852$
Root an. cond. $7.96148$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 4-s − 1.58·5-s + 8-s − 1.58·10-s + 1.58·11-s − 4.81·13-s + 16-s − 5.39·17-s + 7.09·19-s − 1.58·20-s + 1.58·22-s − 0.300·23-s − 2.47·25-s − 4.81·26-s + 8.27·29-s − 2.71·31-s + 32-s − 5.39·34-s − 37-s + 7.09·38-s − 1.58·40-s + 5.87·41-s + 1.66·43-s + 1.58·44-s − 0.300·46-s − 2.66·47-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.5·4-s − 0.710·5-s + 0.353·8-s − 0.502·10-s + 0.478·11-s − 1.33·13-s + 0.250·16-s − 1.30·17-s + 1.62·19-s − 0.355·20-s + 0.338·22-s − 0.0626·23-s − 0.495·25-s − 0.943·26-s + 1.53·29-s − 0.487·31-s + 0.176·32-s − 0.925·34-s − 0.164·37-s + 1.15·38-s − 0.251·40-s + 0.917·41-s + 0.254·43-s + 0.239·44-s − 0.0442·46-s − 0.388·47-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 7938,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 - T \)
3 \( 1 \)
7 \( 1 \)
good5 \( 1 + 1.58T + 5T^{2} \)
11 \( 1 - 1.58T + 11T^{2} \)
13 \( 1 + 4.81T + 13T^{2} \)
17 \( 1 + 5.39T + 17T^{2} \)
19 \( 1 - 7.09T + 19T^{2} \)
23 \( 1 + 0.300T + 23T^{2} \)
29 \( 1 - 8.27T + 29T^{2} \)
31 \( 1 + 2.71T + 31T^{2} \)
37 \( 1 + T + 37T^{2} \)
41 \( 1 - 5.87T + 41T^{2} \)
43 \( 1 - 1.66T + 43T^{2} \)
47 \( 1 + 2.66T + 47T^{2} \)
53 \( 1 - 4.88T + 53T^{2} \)
59 \( 1 + 6.47T + 59T^{2} \)
61 \( 1 + 4.47T + 61T^{2} \)
67 \( 1 + 10.0T + 67T^{2} \)
71 \( 1 + 12.7T + 71T^{2} \)
73 \( 1 + 16.0T + 73T^{2} \)
79 \( 1 - 8.38T + 79T^{2} \)
83 \( 1 - 2.36T + 83T^{2} \)
89 \( 1 - 3.21T + 89T^{2} \)
97 \( 1 + 1.42T + 97T^{2} \)
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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

−7.42932020726762167852269358483, −6.85688085320084960690077356140, −6.08729244675036512384235161271, −5.26087259370471126910976958726, −4.55372119486121625516737077535, −4.09874990536538524243320413195, −3.10588282557686314366569160270, −2.51297238425872211529891621445, −1.36298111872214932199938289561, 0, 1.36298111872214932199938289561, 2.51297238425872211529891621445, 3.10588282557686314366569160270, 4.09874990536538524243320413195, 4.55372119486121625516737077535, 5.26087259370471126910976958726, 6.08729244675036512384235161271, 6.85688085320084960690077356140, 7.42932020726762167852269358483

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