Properties

Label 2-25480-1.1-c1-0-6
Degree $2$
Conductor $25480$
Sign $-1$
Analytic cond. $203.458$
Root an. cond. $14.2638$
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  − 2·3-s − 5-s + 9-s − 4·11-s + 13-s + 2·15-s − 4·17-s − 6·19-s + 6·23-s + 25-s + 4·27-s + 6·29-s − 4·31-s + 8·33-s − 2·37-s − 2·39-s − 45-s − 8·47-s + 8·51-s − 12·53-s + 4·55-s + 12·57-s + 6·59-s + 2·61-s − 65-s + 12·67-s − 12·69-s + ⋯
L(s)  = 1  − 1.15·3-s − 0.447·5-s + 1/3·9-s − 1.20·11-s + 0.277·13-s + 0.516·15-s − 0.970·17-s − 1.37·19-s + 1.25·23-s + 1/5·25-s + 0.769·27-s + 1.11·29-s − 0.718·31-s + 1.39·33-s − 0.328·37-s − 0.320·39-s − 0.149·45-s − 1.16·47-s + 1.12·51-s − 1.64·53-s + 0.539·55-s + 1.58·57-s + 0.781·59-s + 0.256·61-s − 0.124·65-s + 1.46·67-s − 1.44·69-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25480 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25480 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(25480\)    =    \(2^{3} \cdot 5 \cdot 7^{2} \cdot 13\)
Sign: $-1$
Analytic conductor: \(203.458\)
Root analytic conductor: \(14.2638\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 25480,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
7 \( 1 \)
13 \( 1 - T \)
good3 \( 1 + 2 T + p T^{2} \)
11 \( 1 + 4 T + p T^{2} \)
17 \( 1 + 4 T + p T^{2} \)
19 \( 1 + 6 T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 + 4 T + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 + p T^{2} \)
43 \( 1 + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 + 12 T + p T^{2} \)
59 \( 1 - 6 T + p T^{2} \)
61 \( 1 - 2 T + p T^{2} \)
67 \( 1 - 12 T + p T^{2} \)
71 \( 1 - 14 T + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 + 4 T + p T^{2} \)
89 \( 1 + 8 T + p T^{2} \)
97 \( 1 + 2 T + p T^{2} \)
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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

−15.76718081470887, −15.26553409255108, −14.60489666475991, −14.04624114904146, −13.18366503602733, −12.77756849491394, −12.57912002949984, −11.65172865070685, −11.16926696233821, −10.93501665740096, −10.39227335088611, −9.798494300384872, −8.818318994260943, −8.499498126544043, −7.894214855168057, −7.015895136279723, −6.642712475642152, −6.071638867533068, −5.311435779843356, −4.833263725378895, −4.382492638967177, −3.396048197568522, −2.697672664335458, −1.871747894377714, −0.7074914176720955, 0, 0.7074914176720955, 1.871747894377714, 2.697672664335458, 3.396048197568522, 4.382492638967177, 4.833263725378895, 5.311435779843356, 6.071638867533068, 6.642712475642152, 7.015895136279723, 7.894214855168057, 8.499498126544043, 8.818318994260943, 9.798494300384872, 10.39227335088611, 10.93501665740096, 11.16926696233821, 11.65172865070685, 12.57912002949984, 12.77756849491394, 13.18366503602733, 14.04624114904146, 14.60489666475991, 15.26553409255108, 15.76718081470887

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