Properties

Label 2-1456-1.1-c1-0-33
Degree $2$
Conductor $1456$
Sign $-1$
Analytic cond. $11.6262$
Root an. cond. $3.40972$
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  + 2.44·3-s − 3.44·5-s + 7-s + 2.99·9-s − 6.44·11-s − 13-s − 8.44·15-s + 2.44·17-s − 0.550·19-s + 2.44·21-s − 3.89·23-s + 6.89·25-s − 5.89·29-s − 3.44·31-s − 15.7·33-s − 3.44·35-s − 8.44·37-s − 2.44·39-s + 10.8·41-s − 43-s − 10.3·45-s − 3.44·47-s + 49-s + 5.99·51-s + 1.89·53-s + 22.2·55-s − 1.34·57-s + ⋯
L(s)  = 1  + 1.41·3-s − 1.54·5-s + 0.377·7-s + 0.999·9-s − 1.94·11-s − 0.277·13-s − 2.18·15-s + 0.594·17-s − 0.126·19-s + 0.534·21-s − 0.812·23-s + 1.37·25-s − 1.09·29-s − 0.619·31-s − 2.75·33-s − 0.583·35-s − 1.38·37-s − 0.392·39-s + 1.70·41-s − 0.152·43-s − 1.54·45-s − 0.503·47-s + 0.142·49-s + 0.840·51-s + 0.260·53-s + 2.99·55-s − 0.178·57-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1456 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1456 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1456\)    =    \(2^{4} \cdot 7 \cdot 13\)
Sign: $-1$
Analytic conductor: \(11.6262\)
Root analytic conductor: \(3.40972\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1456,\ (\ :1/2),\ -1)\)

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 \( 1 \)
7 \( 1 - T \)
13 \( 1 + T \)
good3 \( 1 - 2.44T + 3T^{2} \)
5 \( 1 + 3.44T + 5T^{2} \)
11 \( 1 + 6.44T + 11T^{2} \)
17 \( 1 - 2.44T + 17T^{2} \)
19 \( 1 + 0.550T + 19T^{2} \)
23 \( 1 + 3.89T + 23T^{2} \)
29 \( 1 + 5.89T + 29T^{2} \)
31 \( 1 + 3.44T + 31T^{2} \)
37 \( 1 + 8.44T + 37T^{2} \)
41 \( 1 - 10.8T + 41T^{2} \)
43 \( 1 + T + 43T^{2} \)
47 \( 1 + 3.44T + 47T^{2} \)
53 \( 1 - 1.89T + 53T^{2} \)
59 \( 1 + 14T + 59T^{2} \)
61 \( 1 + 2T + 61T^{2} \)
67 \( 1 - 6.89T + 67T^{2} \)
71 \( 1 + 12.4T + 71T^{2} \)
73 \( 1 - 11.2T + 73T^{2} \)
79 \( 1 - 2.10T + 79T^{2} \)
83 \( 1 - 4.34T + 83T^{2} \)
89 \( 1 + 11.4T + 89T^{2} \)
97 \( 1 + 10.5T + 97T^{2} \)
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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

−8.845371129730723967554545584376, −8.132387587166883071479504580285, −7.67409235701984372739636576867, −7.34583102010641700425176161061, −5.64211993005444421707029681347, −4.67039898857974993423596354831, −3.73717950064701044936674308446, −3.04738977331923578819196461222, −2.06816494975524882831877428014, 0, 2.06816494975524882831877428014, 3.04738977331923578819196461222, 3.73717950064701044936674308446, 4.67039898857974993423596354831, 5.64211993005444421707029681347, 7.34583102010641700425176161061, 7.67409235701984372739636576867, 8.132387587166883071479504580285, 8.845371129730723967554545584376

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