Properties

Label 2-2576-1.1-c1-0-53
Degree $2$
Conductor $2576$
Sign $-1$
Analytic cond. $20.5694$
Root an. cond. $4.53535$
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  + 2·5-s − 7-s − 3·9-s − 4·11-s + 6·13-s − 2·17-s − 4·19-s + 23-s − 25-s − 2·29-s + 4·31-s − 2·35-s − 2·37-s − 6·41-s − 12·43-s − 6·45-s + 12·47-s + 49-s − 10·53-s − 8·55-s + 2·61-s + 3·63-s + 12·65-s − 12·67-s − 8·71-s − 14·73-s + 4·77-s + ⋯
L(s)  = 1  + 0.894·5-s − 0.377·7-s − 9-s − 1.20·11-s + 1.66·13-s − 0.485·17-s − 0.917·19-s + 0.208·23-s − 1/5·25-s − 0.371·29-s + 0.718·31-s − 0.338·35-s − 0.328·37-s − 0.937·41-s − 1.82·43-s − 0.894·45-s + 1.75·47-s + 1/7·49-s − 1.37·53-s − 1.07·55-s + 0.256·61-s + 0.377·63-s + 1.48·65-s − 1.46·67-s − 0.949·71-s − 1.63·73-s + 0.455·77-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2576 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2576 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2576\)    =    \(2^{4} \cdot 7 \cdot 23\)
Sign: $-1$
Analytic conductor: \(20.5694\)
Root analytic conductor: \(4.53535\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2576,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
23 \( 1 - T \)
good3 \( 1 + p T^{2} \)
5 \( 1 - 2 T + p T^{2} \)
11 \( 1 + 4 T + p T^{2} \)
13 \( 1 - 6 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 + 12 T + p T^{2} \)
47 \( 1 - 12 T + p T^{2} \)
53 \( 1 + 10 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 - 2 T + p T^{2} \)
67 \( 1 + 12 T + p T^{2} \)
71 \( 1 + 8 T + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 + 10 T + p T^{2} \)
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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

−8.629864757144697075761649249740, −7.936752832419798088583911309136, −6.76779125371997435118335878269, −6.03444355635435776505460708981, −5.64762925876769612266391960587, −4.63035623931147042799336871275, −3.45337937449096169115012234404, −2.66380121303710023121018194078, −1.67103103844683342010393944797, 0, 1.67103103844683342010393944797, 2.66380121303710023121018194078, 3.45337937449096169115012234404, 4.63035623931147042799336871275, 5.64762925876769612266391960587, 6.03444355635435776505460708981, 6.76779125371997435118335878269, 7.936752832419798088583911309136, 8.629864757144697075761649249740

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