Properties

Label 2-756-1.1-c1-0-7
Degree $2$
Conductor $756$
Sign $-1$
Analytic cond. $6.03669$
Root an. cond. $2.45696$
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  − 5-s − 7-s − 2·11-s − 5·17-s + 2·19-s − 2·23-s − 4·25-s − 10·29-s + 35-s + 5·37-s − 3·41-s − 7·43-s + 3·47-s + 49-s − 6·53-s + 2·55-s − 59-s − 6·61-s + 4·67-s − 8·71-s + 10·73-s + 2·77-s − 3·79-s + 13·83-s + 5·85-s + 6·89-s − 2·95-s + ⋯
L(s)  = 1  − 0.447·5-s − 0.377·7-s − 0.603·11-s − 1.21·17-s + 0.458·19-s − 0.417·23-s − 4/5·25-s − 1.85·29-s + 0.169·35-s + 0.821·37-s − 0.468·41-s − 1.06·43-s + 0.437·47-s + 1/7·49-s − 0.824·53-s + 0.269·55-s − 0.130·59-s − 0.768·61-s + 0.488·67-s − 0.949·71-s + 1.17·73-s + 0.227·77-s − 0.337·79-s + 1.42·83-s + 0.542·85-s + 0.635·89-s − 0.205·95-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 756 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 756 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(756\)    =    \(2^{2} \cdot 3^{3} \cdot 7\)
Sign: $-1$
Analytic conductor: \(6.03669\)
Root analytic conductor: \(2.45696\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 756,\ (\ :1/2),\ -1)\)

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 \( 1 \)
3 \( 1 \)
7 \( 1 + T \)
good5 \( 1 + T + p T^{2} \)
11 \( 1 + 2 T + p T^{2} \)
13 \( 1 + p T^{2} \)
17 \( 1 + 5 T + p T^{2} \)
19 \( 1 - 2 T + p T^{2} \)
23 \( 1 + 2 T + p T^{2} \)
29 \( 1 + 10 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 - 5 T + p T^{2} \)
41 \( 1 + 3 T + p T^{2} \)
43 \( 1 + 7 T + p T^{2} \)
47 \( 1 - 3 T + p T^{2} \)
53 \( 1 + 6 T + p T^{2} \)
59 \( 1 + T + p T^{2} \)
61 \( 1 + 6 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + 8 T + p T^{2} \)
73 \( 1 - 10 T + p T^{2} \)
79 \( 1 + 3 T + p T^{2} \)
83 \( 1 - 13 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 + 14 T + p T^{2} \)
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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

−9.846079423573223773519846698993, −9.143301617654165472841605855665, −8.101884571922021378347981487463, −7.40939432753315854054987240240, −6.41203497630210983623322100128, −5.44331678883098011338394153195, −4.33915949405230466151992035191, −3.35741996591691126309031277005, −2.06159439572736423611160123888, 0, 2.06159439572736423611160123888, 3.35741996591691126309031277005, 4.33915949405230466151992035191, 5.44331678883098011338394153195, 6.41203497630210983623322100128, 7.40939432753315854054987240240, 8.101884571922021378347981487463, 9.143301617654165472841605855665, 9.846079423573223773519846698993

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