Properties

Label 2-2445-1.1-c1-0-25
Degree $2$
Conductor $2445$
Sign $1$
Analytic cond. $19.5234$
Root an. cond. $4.41853$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 3-s − 4-s − 5-s + 6-s − 3·8-s + 9-s − 10-s − 4·11-s − 12-s + 2·13-s − 15-s − 16-s − 2·17-s + 18-s + 20-s − 4·22-s + 8·23-s − 3·24-s + 25-s + 2·26-s + 27-s + 10·29-s − 30-s + 4·31-s + 5·32-s − 4·33-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.577·3-s − 1/2·4-s − 0.447·5-s + 0.408·6-s − 1.06·8-s + 1/3·9-s − 0.316·10-s − 1.20·11-s − 0.288·12-s + 0.554·13-s − 0.258·15-s − 1/4·16-s − 0.485·17-s + 0.235·18-s + 0.223·20-s − 0.852·22-s + 1.66·23-s − 0.612·24-s + 1/5·25-s + 0.392·26-s + 0.192·27-s + 1.85·29-s − 0.182·30-s + 0.718·31-s + 0.883·32-s − 0.696·33-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2445 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2445 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2445\)    =    \(3 \cdot 5 \cdot 163\)
Sign: $1$
Analytic conductor: \(19.5234\)
Root analytic conductor: \(4.41853\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2445,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.221368062\)
\(L(\frac12)\) \(\approx\) \(2.221368062\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad3 \( 1 - T \)
5 \( 1 + T \)
163 \( 1 + T \)
good2 \( 1 - T + p T^{2} \) 1.2.ab
7 \( 1 + p T^{2} \) 1.7.a
11 \( 1 + 4 T + p T^{2} \) 1.11.e
13 \( 1 - 2 T + p T^{2} \) 1.13.ac
17 \( 1 + 2 T + p T^{2} \) 1.17.c
19 \( 1 + p T^{2} \) 1.19.a
23 \( 1 - 8 T + p T^{2} \) 1.23.ai
29 \( 1 - 10 T + p T^{2} \) 1.29.ak
31 \( 1 - 4 T + p T^{2} \) 1.31.ae
37 \( 1 - 10 T + p T^{2} \) 1.37.ak
41 \( 1 - 2 T + p T^{2} \) 1.41.ac
43 \( 1 + 4 T + p T^{2} \) 1.43.e
47 \( 1 - 12 T + p T^{2} \) 1.47.am
53 \( 1 - 2 T + p T^{2} \) 1.53.ac
59 \( 1 - 4 T + p T^{2} \) 1.59.ae
61 \( 1 + 2 T + p T^{2} \) 1.61.c
67 \( 1 + 4 T + p T^{2} \) 1.67.e
71 \( 1 + p T^{2} \) 1.71.a
73 \( 1 + 10 T + p T^{2} \) 1.73.k
79 \( 1 + 12 T + p T^{2} \) 1.79.m
83 \( 1 + p T^{2} \) 1.83.a
89 \( 1 + 2 T + p T^{2} \) 1.89.c
97 \( 1 - 2 T + p T^{2} \) 1.97.ac
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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

−8.704287932522414175699846258413, −8.368497396096667917446742191983, −7.47738930493919395423432976680, −6.56562829396827391060331887508, −5.66241818835706235560024597077, −4.71596782682335781027103685553, −4.30500807572919370962051326769, −3.10223838202310795165601485529, −2.69411041556594394393594930744, −0.838773042190839979450102072513, 0.838773042190839979450102072513, 2.69411041556594394393594930744, 3.10223838202310795165601485529, 4.30500807572919370962051326769, 4.71596782682335781027103685553, 5.66241818835706235560024597077, 6.56562829396827391060331887508, 7.47738930493919395423432976680, 8.368497396096667917446742191983, 8.704287932522414175699846258413

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