Properties

Label 2-4028-1.1-c1-0-22
Degree $2$
Conductor $4028$
Sign $1$
Analytic cond. $32.1637$
Root an. cond. $5.67130$
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  − 2.55·3-s + 3.69·5-s + 1.87·7-s + 3.51·9-s + 3.15·11-s − 4.32·13-s − 9.43·15-s − 3.84·17-s − 19-s − 4.79·21-s + 5.89·23-s + 8.65·25-s − 1.32·27-s + 2.10·29-s − 6.48·31-s − 8.05·33-s + 6.94·35-s − 1.37·37-s + 11.0·39-s + 11.0·41-s + 4.81·43-s + 13.0·45-s + 11.3·47-s − 3.47·49-s + 9.80·51-s − 53-s + 11.6·55-s + ⋯
L(s)  = 1  − 1.47·3-s + 1.65·5-s + 0.709·7-s + 1.17·9-s + 0.950·11-s − 1.19·13-s − 2.43·15-s − 0.931·17-s − 0.229·19-s − 1.04·21-s + 1.22·23-s + 1.73·25-s − 0.255·27-s + 0.391·29-s − 1.16·31-s − 1.40·33-s + 1.17·35-s − 0.225·37-s + 1.76·39-s + 1.73·41-s + 0.733·43-s + 1.93·45-s + 1.65·47-s − 0.496·49-s + 1.37·51-s − 0.137·53-s + 1.57·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 4028 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 4028 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(4028\)    =    \(2^{2} \cdot 19 \cdot 53\)
Sign: $1$
Analytic conductor: \(32.1637\)
Root analytic conductor: \(5.67130\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 4028,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.727462331\)
\(L(\frac12)\) \(\approx\) \(1.727462331\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
19 \( 1 + T \)
53 \( 1 + T \)
good3 \( 1 + 2.55T + 3T^{2} \)
5 \( 1 - 3.69T + 5T^{2} \)
7 \( 1 - 1.87T + 7T^{2} \)
11 \( 1 - 3.15T + 11T^{2} \)
13 \( 1 + 4.32T + 13T^{2} \)
17 \( 1 + 3.84T + 17T^{2} \)
23 \( 1 - 5.89T + 23T^{2} \)
29 \( 1 - 2.10T + 29T^{2} \)
31 \( 1 + 6.48T + 31T^{2} \)
37 \( 1 + 1.37T + 37T^{2} \)
41 \( 1 - 11.0T + 41T^{2} \)
43 \( 1 - 4.81T + 43T^{2} \)
47 \( 1 - 11.3T + 47T^{2} \)
59 \( 1 - 8.41T + 59T^{2} \)
61 \( 1 + 1.83T + 61T^{2} \)
67 \( 1 - 5.22T + 67T^{2} \)
71 \( 1 - 3.01T + 71T^{2} \)
73 \( 1 + 10.2T + 73T^{2} \)
79 \( 1 + 12.2T + 79T^{2} \)
83 \( 1 - 4.04T + 83T^{2} \)
89 \( 1 + 11.9T + 89T^{2} \)
97 \( 1 - 3.36T + 97T^{2} \)
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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

−8.729726685299385216807697908761, −7.27275881092885655052585142249, −6.88333535845172469422132229797, −6.03136652190204951164748504826, −5.59028165092462545794242613705, −4.87330014779580029775034585244, −4.29989500591035777192419919099, −2.62700327289618778450347627046, −1.81005784935439400989643901801, −0.844004475265707502145530537574, 0.844004475265707502145530537574, 1.81005784935439400989643901801, 2.62700327289618778450347627046, 4.29989500591035777192419919099, 4.87330014779580029775034585244, 5.59028165092462545794242613705, 6.03136652190204951164748504826, 6.88333535845172469422132229797, 7.27275881092885655052585142249, 8.729726685299385216807697908761

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