Properties

Label 2-7920-1.1-c1-0-42
Degree $2$
Conductor $7920$
Sign $1$
Analytic cond. $63.2415$
Root an. cond. $7.95245$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 5-s + 4.42·7-s + 11-s − 0.622·13-s + 5.18·17-s − 7.05·19-s + 8.85·23-s + 25-s + 7.80·29-s − 2.75·31-s − 4.42·35-s − 2·37-s + 0.193·41-s − 5.67·43-s − 2.75·47-s + 12.6·49-s + 10.8·53-s − 55-s − 4.85·59-s + 6.85·61-s + 0.622·65-s + 1.24·67-s + 2.75·71-s + 4.23·73-s + 4.42·77-s − 8.56·79-s + 0.133·83-s + ⋯
L(s)  = 1  − 0.447·5-s + 1.67·7-s + 0.301·11-s − 0.172·13-s + 1.25·17-s − 1.61·19-s + 1.84·23-s + 0.200·25-s + 1.44·29-s − 0.494·31-s − 0.748·35-s − 0.328·37-s + 0.0302·41-s − 0.865·43-s − 0.401·47-s + 1.80·49-s + 1.49·53-s − 0.134·55-s − 0.632·59-s + 0.877·61-s + 0.0771·65-s + 0.152·67-s + 0.327·71-s + 0.495·73-s + 0.504·77-s − 0.963·79-s + 0.0146·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7920 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7920 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7920\)    =    \(2^{4} \cdot 3^{2} \cdot 5 \cdot 11\)
Sign: $1$
Analytic conductor: \(63.2415\)
Root analytic conductor: \(7.95245\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7920,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.585663210\)
\(L(\frac12)\) \(\approx\) \(2.585663210\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
11 \( 1 - T \)
good7 \( 1 - 4.42T + 7T^{2} \)
13 \( 1 + 0.622T + 13T^{2} \)
17 \( 1 - 5.18T + 17T^{2} \)
19 \( 1 + 7.05T + 19T^{2} \)
23 \( 1 - 8.85T + 23T^{2} \)
29 \( 1 - 7.80T + 29T^{2} \)
31 \( 1 + 2.75T + 31T^{2} \)
37 \( 1 + 2T + 37T^{2} \)
41 \( 1 - 0.193T + 41T^{2} \)
43 \( 1 + 5.67T + 43T^{2} \)
47 \( 1 + 2.75T + 47T^{2} \)
53 \( 1 - 10.8T + 53T^{2} \)
59 \( 1 + 4.85T + 59T^{2} \)
61 \( 1 - 6.85T + 61T^{2} \)
67 \( 1 - 1.24T + 67T^{2} \)
71 \( 1 - 2.75T + 71T^{2} \)
73 \( 1 - 4.23T + 73T^{2} \)
79 \( 1 + 8.56T + 79T^{2} \)
83 \( 1 - 0.133T + 83T^{2} \)
89 \( 1 + 5.61T + 89T^{2} \)
97 \( 1 - 7.24T + 97T^{2} \)
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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

−7.931356002241525930031641487621, −7.19665138114311154618078558306, −6.62810016614733550595118601852, −5.57772556426549948982824224944, −4.94489732808917889185902203045, −4.44620091244564769259023248606, −3.59143215059113699969218219347, −2.63910717217144601011097778364, −1.66577982024650155113017982236, −0.856538682856472707899083968668, 0.856538682856472707899083968668, 1.66577982024650155113017982236, 2.63910717217144601011097778364, 3.59143215059113699969218219347, 4.44620091244564769259023248606, 4.94489732808917889185902203045, 5.57772556426549948982824224944, 6.62810016614733550595118601852, 7.19665138114311154618078558306, 7.931356002241525930031641487621

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