Properties

Label 2-230640-1.1-c1-0-10
Degree $2$
Conductor $230640$
Sign $1$
Analytic cond. $1841.66$
Root an. cond. $42.9146$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3-s + 5-s + 9-s − 4·11-s − 6·13-s + 15-s + 6·17-s + 4·19-s + 25-s + 27-s + 2·29-s − 4·33-s + 2·37-s − 6·39-s − 6·41-s + 12·43-s + 45-s − 8·47-s − 7·49-s + 6·51-s − 6·53-s − 4·55-s + 4·57-s − 12·59-s − 14·61-s − 6·65-s − 4·67-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.447·5-s + 1/3·9-s − 1.20·11-s − 1.66·13-s + 0.258·15-s + 1.45·17-s + 0.917·19-s + 1/5·25-s + 0.192·27-s + 0.371·29-s − 0.696·33-s + 0.328·37-s − 0.960·39-s − 0.937·41-s + 1.82·43-s + 0.149·45-s − 1.16·47-s − 49-s + 0.840·51-s − 0.824·53-s − 0.539·55-s + 0.529·57-s − 1.56·59-s − 1.79·61-s − 0.744·65-s − 0.488·67-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 230640 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 230640 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(230640\)    =    \(2^{4} \cdot 3 \cdot 5 \cdot 31^{2}\)
Sign: $1$
Analytic conductor: \(1841.66\)
Root analytic conductor: \(42.9146\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 230640,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.824063225\)
\(L(\frac12)\) \(\approx\) \(1.824063225\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
5 \( 1 - T \)
31 \( 1 \)
good7 \( 1 + p T^{2} \)
11 \( 1 + 4 T + p T^{2} \)
13 \( 1 + 6 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 - 4 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 - 12 T + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 + 6 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 + 14 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 + 8 T + p T^{2} \)
73 \( 1 - 6 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 + 12 T + p T^{2} \)
89 \( 1 + 10 T + p T^{2} \)
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

−12.86961089248663, −12.56002236741189, −12.07735697920975, −11.69991709096753, −10.92213938240516, −10.47894670478632, −10.03998237570151, −9.612619664306420, −9.427121109315697, −8.723830111598900, −7.997274889644867, −7.724306159655126, −7.480137062478980, −6.862618288047183, −6.163194001379347, −5.626149089079437, −5.153155874271284, −4.769609660128415, −4.231704027394262, −3.268355681073516, −2.859832221841295, −2.727536018170472, −1.745695145852635, −1.364065765240687, −0.3418510599653285, 0.3418510599653285, 1.364065765240687, 1.745695145852635, 2.727536018170472, 2.859832221841295, 3.268355681073516, 4.231704027394262, 4.769609660128415, 5.153155874271284, 5.626149089079437, 6.163194001379347, 6.862618288047183, 7.480137062478980, 7.724306159655126, 7.997274889644867, 8.723830111598900, 9.427121109315697, 9.612619664306420, 10.03998237570151, 10.47894670478632, 10.92213938240516, 11.69991709096753, 12.07735697920975, 12.56002236741189, 12.86961089248663

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