Properties

Label 2-845-1.1-c1-0-17
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 $1$

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: \(1\)
Selberg data: \((2,\ 845,\ (\ :1/2),\ -1)\)

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)$
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

−9.923164590698270054817650236949, −8.976502786094128164749537110187, −7.972570524500856780221601387272, −7.46942427363821226489207152276, −6.41775426363009024126125164811, −5.23362312287390411068686025004, −4.76575291969552224028215418120, −3.08380397726926203489760297355, −1.20424520096660075309951790827, 0, 1.20424520096660075309951790827, 3.08380397726926203489760297355, 4.76575291969552224028215418120, 5.23362312287390411068686025004, 6.41775426363009024126125164811, 7.46942427363821226489207152276, 7.972570524500856780221601387272, 8.976502786094128164749537110187, 9.923164590698270054817650236949

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