Properties

Label 2-140e2-1.1-c1-0-30
Degree $2$
Conductor $19600$
Sign $1$
Analytic cond. $156.506$
Root an. cond. $12.5102$
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  + 3-s − 2·9-s + 5·11-s − 7·13-s + 3·17-s + 2·19-s + 8·23-s − 5·27-s − 5·29-s + 10·31-s + 5·33-s − 4·37-s − 7·39-s − 6·41-s + 2·43-s − 7·47-s + 3·51-s + 10·53-s + 2·57-s + 10·59-s − 12·61-s − 2·67-s + 8·69-s + 2·73-s + 7·79-s + 81-s + 4·83-s + ⋯
L(s)  = 1  + 0.577·3-s − 2/3·9-s + 1.50·11-s − 1.94·13-s + 0.727·17-s + 0.458·19-s + 1.66·23-s − 0.962·27-s − 0.928·29-s + 1.79·31-s + 0.870·33-s − 0.657·37-s − 1.12·39-s − 0.937·41-s + 0.304·43-s − 1.02·47-s + 0.420·51-s + 1.37·53-s + 0.264·57-s + 1.30·59-s − 1.53·61-s − 0.244·67-s + 0.963·69-s + 0.234·73-s + 0.787·79-s + 1/9·81-s + 0.439·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 19600 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 19600 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(19600\)    =    \(2^{4} \cdot 5^{2} \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(156.506\)
Root analytic conductor: \(12.5102\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 19600,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.572892730\)
\(L(\frac12)\) \(\approx\) \(2.572892730\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
7 \( 1 \)
good3 \( 1 - T + p T^{2} \)
11 \( 1 - 5 T + p T^{2} \)
13 \( 1 + 7 T + p T^{2} \)
17 \( 1 - 3 T + p T^{2} \)
19 \( 1 - 2 T + p T^{2} \)
23 \( 1 - 8 T + p T^{2} \)
29 \( 1 + 5 T + p T^{2} \)
31 \( 1 - 10 T + p T^{2} \)
37 \( 1 + 4 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 - 2 T + p T^{2} \)
47 \( 1 + 7 T + p T^{2} \)
53 \( 1 - 10 T + p T^{2} \)
59 \( 1 - 10 T + p T^{2} \)
61 \( 1 + 12 T + p T^{2} \)
67 \( 1 + 2 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - 2 T + p T^{2} \)
79 \( 1 - 7 T + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 + 8 T + p T^{2} \)
97 \( 1 + 17 T + p T^{2} \)
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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

−15.36559819066447, −14.94901657750806, −14.74621747117200, −14.02839883989244, −13.77616301487114, −12.95901523880923, −12.28278815081211, −11.79984264356599, −11.53815301338765, −10.66837094095972, −9.811089939594920, −9.633520176387817, −8.935054300716099, −8.485458338906305, −7.710088038907539, −7.145902591185859, −6.701103940186805, −5.831094146406216, −5.132073396841510, −4.637364779915616, −3.688591939455447, −3.115288353280014, −2.511469573650616, −1.616115572634551, −0.6490620925579400, 0.6490620925579400, 1.616115572634551, 2.511469573650616, 3.115288353280014, 3.688591939455447, 4.637364779915616, 5.132073396841510, 5.831094146406216, 6.701103940186805, 7.145902591185859, 7.710088038907539, 8.485458338906305, 8.935054300716099, 9.633520176387817, 9.811089939594920, 10.66837094095972, 11.53815301338765, 11.79984264356599, 12.28278815081211, 12.95901523880923, 13.77616301487114, 14.02839883989244, 14.74621747117200, 14.94901657750806, 15.36559819066447

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