Properties

Label 2-2320-1.1-c1-0-55
Degree $2$
Conductor $2320$
Sign $-1$
Analytic cond. $18.5252$
Root an. cond. $4.30410$
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  + 2.90·3-s − 5-s − 1.52·7-s + 5.42·9-s − 4.90·11-s − 6.42·13-s − 2.90·15-s + 2.14·17-s − 2.28·19-s − 4.42·21-s − 6.90·23-s + 25-s + 7.05·27-s + 29-s − 1.71·31-s − 14.2·33-s + 1.52·35-s + 7.95·37-s − 18.6·39-s − 3.37·41-s + 1.09·43-s − 5.42·45-s − 12.7·47-s − 4.67·49-s + 6.23·51-s + 3.37·53-s + 4.90·55-s + ⋯
L(s)  = 1  + 1.67·3-s − 0.447·5-s − 0.576·7-s + 1.80·9-s − 1.47·11-s − 1.78·13-s − 0.749·15-s + 0.520·17-s − 0.523·19-s − 0.966·21-s − 1.43·23-s + 0.200·25-s + 1.35·27-s + 0.185·29-s − 0.308·31-s − 2.47·33-s + 0.257·35-s + 1.30·37-s − 2.98·39-s − 0.527·41-s + 0.167·43-s − 0.809·45-s − 1.85·47-s − 0.667·49-s + 0.873·51-s + 0.463·53-s + 0.661·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2320 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2320 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2320\)    =    \(2^{4} \cdot 5 \cdot 29\)
Sign: $-1$
Analytic conductor: \(18.5252\)
Root analytic conductor: \(4.30410\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2320,\ (\ :1/2),\ -1)\)

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 \( 1 \)
5 \( 1 + T \)
29 \( 1 - T \)
good3 \( 1 - 2.90T + 3T^{2} \)
7 \( 1 + 1.52T + 7T^{2} \)
11 \( 1 + 4.90T + 11T^{2} \)
13 \( 1 + 6.42T + 13T^{2} \)
17 \( 1 - 2.14T + 17T^{2} \)
19 \( 1 + 2.28T + 19T^{2} \)
23 \( 1 + 6.90T + 23T^{2} \)
31 \( 1 + 1.71T + 31T^{2} \)
37 \( 1 - 7.95T + 37T^{2} \)
41 \( 1 + 3.37T + 41T^{2} \)
43 \( 1 - 1.09T + 43T^{2} \)
47 \( 1 + 12.7T + 47T^{2} \)
53 \( 1 - 3.37T + 53T^{2} \)
59 \( 1 - 3.18T + 59T^{2} \)
61 \( 1 + 2.42T + 61T^{2} \)
67 \( 1 - 1.09T + 67T^{2} \)
71 \( 1 + 3.57T + 71T^{2} \)
73 \( 1 - 14.1T + 73T^{2} \)
79 \( 1 + 0.341T + 79T^{2} \)
83 \( 1 - 7.33T + 83T^{2} \)
89 \( 1 - 2.94T + 89T^{2} \)
97 \( 1 + 18.5T + 97T^{2} \)
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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

−8.387990829881667670066576221086, −7.88002495231077656060814451814, −7.50038557886195642778481924766, −6.52055702165479018622212677102, −5.24853358501967100201659016714, −4.41116613196407847411868033492, −3.45396964382149648558793537038, −2.70050274549717620539678227744, −2.09601458715400040731379040194, 0, 2.09601458715400040731379040194, 2.70050274549717620539678227744, 3.45396964382149648558793537038, 4.41116613196407847411868033492, 5.24853358501967100201659016714, 6.52055702165479018622212677102, 7.50038557886195642778481924766, 7.88002495231077656060814451814, 8.387990829881667670066576221086

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