Properties

Label 2-30960-1.1-c1-0-5
Degree $2$
Conductor $30960$
Sign $1$
Analytic cond. $247.216$
Root an. cond. $15.7231$
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  − 5-s − 2·11-s + 2·13-s + 4·19-s + 2·23-s + 25-s − 6·29-s + 2·37-s + 12·41-s + 43-s + 2·47-s − 7·49-s + 8·53-s + 2·55-s − 2·59-s − 2·61-s − 2·65-s − 4·67-s + 8·71-s − 14·73-s − 8·79-s + 14·83-s + 6·89-s − 4·95-s + 2·97-s + 101-s + 103-s + ⋯
L(s)  = 1  − 0.447·5-s − 0.603·11-s + 0.554·13-s + 0.917·19-s + 0.417·23-s + 1/5·25-s − 1.11·29-s + 0.328·37-s + 1.87·41-s + 0.152·43-s + 0.291·47-s − 49-s + 1.09·53-s + 0.269·55-s − 0.260·59-s − 0.256·61-s − 0.248·65-s − 0.488·67-s + 0.949·71-s − 1.63·73-s − 0.900·79-s + 1.53·83-s + 0.635·89-s − 0.410·95-s + 0.203·97-s + 0.0995·101-s + 0.0985·103-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 30960 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 30960 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(30960\)    =    \(2^{4} \cdot 3^{2} \cdot 5 \cdot 43\)
Sign: $1$
Analytic conductor: \(247.216\)
Root analytic conductor: \(15.7231\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 30960,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.882356608\)
\(L(\frac12)\) \(\approx\) \(1.882356608\)
\(L(\frac{3}{2})\) 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 \( 1 \)
5 \( 1 + T \)
43 \( 1 - T \)
good7 \( 1 + p T^{2} \)
11 \( 1 + 2 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 - 4 T + p T^{2} \)
23 \( 1 - 2 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 - 12 T + p T^{2} \)
47 \( 1 - 2 T + p T^{2} \)
53 \( 1 - 8 T + p T^{2} \)
59 \( 1 + 2 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 - 8 T + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 - 14 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
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

−15.02752410939501, −14.66063106902981, −14.08637580558232, −13.33571424953636, −13.11382694795070, −12.48453089962052, −11.82946994857990, −11.38672282226420, −10.83213018011022, −10.41947372757244, −9.601383608609765, −9.182140535946283, −8.609435660382062, −7.796368710302901, −7.596034269679480, −6.940955549800568, −6.119169283097090, −5.642195510359317, −4.995944148694824, −4.306167766585943, −3.661936918637817, −3.028053494125666, −2.334725034523500, −1.364540075478151, −0.5536523934889113, 0.5536523934889113, 1.364540075478151, 2.334725034523500, 3.028053494125666, 3.661936918637817, 4.306167766585943, 4.995944148694824, 5.642195510359317, 6.119169283097090, 6.940955549800568, 7.596034269679480, 7.796368710302901, 8.609435660382062, 9.182140535946283, 9.601383608609765, 10.41947372757244, 10.83213018011022, 11.38672282226420, 11.82946994857990, 12.48453089962052, 13.11382694795070, 13.33571424953636, 14.08637580558232, 14.66063106902981, 15.02752410939501

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