Properties

Label 2-845-1.1-c1-0-13
Degree $2$
Conductor $845$
Sign $1$
Analytic cond. $6.74735$
Root an. cond. $2.59756$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.61·2-s − 2.23·3-s + 0.618·4-s + 5-s − 3.61·6-s − 0.236·7-s − 2.23·8-s + 2.00·9-s + 1.61·10-s + 4.23·11-s − 1.38·12-s − 0.381·14-s − 2.23·15-s − 4.85·16-s + 5.47·17-s + 3.23·18-s − 0.236·19-s + 0.618·20-s + 0.527·21-s + 6.85·22-s + 8.23·23-s + 5.00·24-s + 25-s + 2.23·27-s − 0.145·28-s + 1.47·29-s − 3.61·30-s + ⋯
L(s)  = 1  + 1.14·2-s − 1.29·3-s + 0.309·4-s + 0.447·5-s − 1.47·6-s − 0.0892·7-s − 0.790·8-s + 0.666·9-s + 0.511·10-s + 1.27·11-s − 0.398·12-s − 0.102·14-s − 0.577·15-s − 1.21·16-s + 1.32·17-s + 0.762·18-s − 0.0541·19-s + 0.138·20-s + 0.115·21-s + 1.46·22-s + 1.71·23-s + 1.02·24-s + 0.200·25-s + 0.430·27-s − 0.0275·28-s + 0.273·29-s − 0.660·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 845 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 845 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(845\)    =    \(5 \cdot 13^{2}\)
Sign: $1$
Analytic conductor: \(6.74735\)
Root analytic conductor: \(2.59756\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 845,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.863388965\)
\(L(\frac12)\) \(\approx\) \(1.863388965\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 - T \)
13 \( 1 \)
good2 \( 1 - 1.61T + 2T^{2} \)
3 \( 1 + 2.23T + 3T^{2} \)
7 \( 1 + 0.236T + 7T^{2} \)
11 \( 1 - 4.23T + 11T^{2} \)
17 \( 1 - 5.47T + 17T^{2} \)
19 \( 1 + 0.236T + 19T^{2} \)
23 \( 1 - 8.23T + 23T^{2} \)
29 \( 1 - 1.47T + 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 - 3T + 37T^{2} \)
41 \( 1 + 5.94T + 41T^{2} \)
43 \( 1 + 1.76T + 43T^{2} \)
47 \( 1 - 12.9T + 47T^{2} \)
53 \( 1 - 6T + 53T^{2} \)
59 \( 1 - 12.7T + 59T^{2} \)
61 \( 1 + 12.4T + 61T^{2} \)
67 \( 1 - 10.7T + 67T^{2} \)
71 \( 1 + 1.76T + 71T^{2} \)
73 \( 1 + 6T + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 + 8.94T + 83T^{2} \)
89 \( 1 + 9T + 89T^{2} \)
97 \( 1 - 5.47T + 97T^{2} \)
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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

−10.39574828657423261918685438574, −9.474170746869701467214880767006, −8.662245140735054791891351243610, −7.06000881323344409600106570694, −6.40264734229029026541490561412, −5.62138257008936027228317493943, −5.06398374962248635955954587260, −4.05905401375000477613221376889, −2.98475485981866324346373073696, −1.06298921105756188448608968146, 1.06298921105756188448608968146, 2.98475485981866324346373073696, 4.05905401375000477613221376889, 5.06398374962248635955954587260, 5.62138257008936027228317493943, 6.40264734229029026541490561412, 7.06000881323344409600106570694, 8.662245140735054791891351243610, 9.474170746869701467214880767006, 10.39574828657423261918685438574

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