Properties

Label 2-2445-1.1-c1-0-100
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s − 3-s + 2·4-s + 5-s − 2·6-s + 9-s + 2·10-s − 4·11-s − 2·12-s − 2·13-s − 15-s − 4·16-s − 4·17-s + 2·18-s + 4·19-s + 2·20-s − 8·22-s − 6·23-s + 25-s − 4·26-s − 27-s + 4·29-s − 2·30-s − 6·31-s − 8·32-s + 4·33-s − 8·34-s + ⋯
L(s)  = 1  + 1.41·2-s − 0.577·3-s + 4-s + 0.447·5-s − 0.816·6-s + 1/3·9-s + 0.632·10-s − 1.20·11-s − 0.577·12-s − 0.554·13-s − 0.258·15-s − 16-s − 0.970·17-s + 0.471·18-s + 0.917·19-s + 0.447·20-s − 1.70·22-s − 1.25·23-s + 1/5·25-s − 0.784·26-s − 0.192·27-s + 0.742·29-s − 0.365·30-s − 1.07·31-s − 1.41·32-s + 0.696·33-s − 1.37·34-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: \(1\)
Selberg data: \((2,\ 2445,\ (\ :1/2),\ -1)\)

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)$Isogeny Class over $\mathbf{F}_p$
bad3 \( 1 + T \)
5 \( 1 - T \)
163 \( 1 - T \)
good2 \( 1 - p T + p T^{2} \) 1.2.ac
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.c
17 \( 1 + 4 T + p T^{2} \) 1.17.e
19 \( 1 - 4 T + p T^{2} \) 1.19.ae
23 \( 1 + 6 T + p T^{2} \) 1.23.g
29 \( 1 - 4 T + p T^{2} \) 1.29.ae
31 \( 1 + 6 T + p T^{2} \) 1.31.g
37 \( 1 + 4 T + p T^{2} \) 1.37.e
41 \( 1 - 7 T + p T^{2} \) 1.41.ah
43 \( 1 + 11 T + p T^{2} \) 1.43.l
47 \( 1 + T + p T^{2} \) 1.47.b
53 \( 1 - 5 T + p T^{2} \) 1.53.af
59 \( 1 - 2 T + p T^{2} \) 1.59.ac
61 \( 1 - 7 T + p T^{2} \) 1.61.ah
67 \( 1 + 12 T + p T^{2} \) 1.67.m
71 \( 1 + 5 T + p T^{2} \) 1.71.f
73 \( 1 - 10 T + p T^{2} \) 1.73.ak
79 \( 1 - 6 T + p T^{2} \) 1.79.ag
83 \( 1 - 3 T + p T^{2} \) 1.83.ad
89 \( 1 + p T^{2} \) 1.89.a
97 \( 1 + 13 T + p T^{2} \) 1.97.n
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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

−8.481908347190688674159689893256, −7.49183026862088891654908031750, −6.71420026382494853880259729802, −5.96405696957633305125210433609, −5.24727898748485773824017415428, −4.82864864919859547229153842865, −3.84935171716394412914703021741, −2.82985322021221654045624734472, −1.98188871732766678776780397352, 0, 1.98188871732766678776780397352, 2.82985322021221654045624734472, 3.84935171716394412914703021741, 4.82864864919859547229153842865, 5.24727898748485773824017415428, 5.96405696957633305125210433609, 6.71420026382494853880259729802, 7.49183026862088891654908031750, 8.481908347190688674159689893256

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