Properties

Label 2-2320-1.1-c1-0-31
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  − 1.70·3-s − 5-s − 0.630·7-s − 0.0783·9-s − 0.290·11-s − 0.921·13-s + 1.70·15-s + 4.97·17-s + 6.04·19-s + 1.07·21-s − 2.29·23-s + 25-s + 5.26·27-s + 29-s − 10.0·31-s + 0.496·33-s + 0.630·35-s + 1.55·37-s + 1.57·39-s + 0.340·41-s + 5.70·43-s + 0.0783·45-s + 1.12·47-s − 6.60·49-s − 8.49·51-s − 0.340·53-s + 0.290·55-s + ⋯
L(s)  = 1  − 0.986·3-s − 0.447·5-s − 0.238·7-s − 0.0261·9-s − 0.0876·11-s − 0.255·13-s + 0.441·15-s + 1.20·17-s + 1.38·19-s + 0.235·21-s − 0.477·23-s + 0.200·25-s + 1.01·27-s + 0.185·29-s − 1.80·31-s + 0.0865·33-s + 0.106·35-s + 0.255·37-s + 0.252·39-s + 0.0531·41-s + 0.870·43-s + 0.0116·45-s + 0.164·47-s − 0.943·49-s − 1.18·51-s − 0.0467·53-s + 0.0392·55-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 \( 1 + 1.70T + 3T^{2} \)
7 \( 1 + 0.630T + 7T^{2} \)
11 \( 1 + 0.290T + 11T^{2} \)
13 \( 1 + 0.921T + 13T^{2} \)
17 \( 1 - 4.97T + 17T^{2} \)
19 \( 1 - 6.04T + 19T^{2} \)
23 \( 1 + 2.29T + 23T^{2} \)
31 \( 1 + 10.0T + 31T^{2} \)
37 \( 1 - 1.55T + 37T^{2} \)
41 \( 1 - 0.340T + 41T^{2} \)
43 \( 1 - 5.70T + 43T^{2} \)
47 \( 1 - 1.12T + 47T^{2} \)
53 \( 1 + 0.340T + 53T^{2} \)
59 \( 1 + 9.75T + 59T^{2} \)
61 \( 1 - 3.07T + 61T^{2} \)
67 \( 1 - 5.70T + 67T^{2} \)
71 \( 1 + 9.07T + 71T^{2} \)
73 \( 1 + 6.94T + 73T^{2} \)
79 \( 1 + 12.3T + 79T^{2} \)
83 \( 1 + 2.78T + 83T^{2} \)
89 \( 1 - 4.73T + 89T^{2} \)
97 \( 1 + 15.8T + 97T^{2} \)
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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

−8.588653931144457430330936773555, −7.62456300728160561758620876105, −7.18446360201357078092142758448, −6.04341870009173345002313835651, −5.55625160752083595672875090853, −4.79716271025353039136340835981, −3.68478541654179143411143881818, −2.86256311432694956236547411841, −1.26525992624491365667413558009, 0, 1.26525992624491365667413558009, 2.86256311432694956236547411841, 3.68478541654179143411143881818, 4.79716271025353039136340835981, 5.55625160752083595672875090853, 6.04341870009173345002313835651, 7.18446360201357078092142758448, 7.62456300728160561758620876105, 8.588653931144457430330936773555

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