Properties

Label 2-19320-1.1-c1-0-20
Degree $2$
Conductor $19320$
Sign $-1$
Analytic cond. $154.270$
Root an. cond. $12.4205$
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  − 3-s + 5-s + 7-s + 9-s − 6·13-s − 15-s + 2·17-s − 4·19-s − 21-s + 23-s + 25-s − 27-s − 2·29-s + 4·31-s + 35-s + 2·37-s + 6·39-s − 6·41-s + 4·43-s + 45-s − 8·47-s + 49-s − 2·51-s + 10·53-s + 4·57-s − 2·61-s + 63-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.447·5-s + 0.377·7-s + 1/3·9-s − 1.66·13-s − 0.258·15-s + 0.485·17-s − 0.917·19-s − 0.218·21-s + 0.208·23-s + 1/5·25-s − 0.192·27-s − 0.371·29-s + 0.718·31-s + 0.169·35-s + 0.328·37-s + 0.960·39-s − 0.937·41-s + 0.609·43-s + 0.149·45-s − 1.16·47-s + 1/7·49-s − 0.280·51-s + 1.37·53-s + 0.529·57-s − 0.256·61-s + 0.125·63-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 19320 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 19320 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(19320\)    =    \(2^{3} \cdot 3 \cdot 5 \cdot 7 \cdot 23\)
Sign: $-1$
Analytic conductor: \(154.270\)
Root analytic conductor: \(12.4205\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 19320,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
5 \( 1 - T \)
7 \( 1 - T \)
23 \( 1 - T \)
good11 \( 1 + p T^{2} \)
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 \( 1 - 4 T + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 - 10 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - 6 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 - 10 T + p T^{2} \)
97 \( 1 - 18 T + p T^{2} \)
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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

−16.10685167248538, −15.30344028841974, −14.83395140750408, −14.51402991259428, −13.78672160773227, −13.15579691610677, −12.67500778142817, −12.02689217961899, −11.73212649905285, −10.96866580134843, −10.31707196402976, −10.03371462549750, −9.330468151110410, −8.762688841714378, −7.852607004806665, −7.557388865319552, −6.632441895834333, −6.355652797525556, −5.322108100415080, −5.089417754797937, −4.404184231686096, −3.581081748912200, −2.550182691111284, −2.058955264728666, −1.042626689485317, 0, 1.042626689485317, 2.058955264728666, 2.550182691111284, 3.581081748912200, 4.404184231686096, 5.089417754797937, 5.322108100415080, 6.355652797525556, 6.632441895834333, 7.557388865319552, 7.852607004806665, 8.762688841714378, 9.330468151110410, 10.03371462549750, 10.31707196402976, 10.96866580134843, 11.73212649905285, 12.02689217961899, 12.67500778142817, 13.15579691610677, 13.78672160773227, 14.51402991259428, 14.83395140750408, 15.30344028841974, 16.10685167248538

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