Properties

Label 2-2760-1.1-c1-0-20
Degree $2$
Conductor $2760$
Sign $1$
Analytic cond. $22.0387$
Root an. cond. $4.69454$
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  + 3-s − 5-s + 3.13·7-s + 9-s + 2.65·11-s + 0.651·13-s − 15-s + 4.48·17-s − 0.651·19-s + 3.13·21-s + 23-s + 25-s + 27-s + 2.48·29-s − 3.13·31-s + 2.65·33-s − 3.13·35-s − 6.10·37-s + 0.651·39-s + 0.820·41-s + 0.696·43-s − 45-s − 11.8·47-s + 2.83·49-s + 4.48·51-s + 9.45·53-s − 2.65·55-s + ⋯
L(s)  = 1  + 0.577·3-s − 0.447·5-s + 1.18·7-s + 0.333·9-s + 0.799·11-s + 0.180·13-s − 0.258·15-s + 1.08·17-s − 0.149·19-s + 0.684·21-s + 0.208·23-s + 0.200·25-s + 0.192·27-s + 0.461·29-s − 0.563·31-s + 0.461·33-s − 0.530·35-s − 1.00·37-s + 0.104·39-s + 0.128·41-s + 0.106·43-s − 0.149·45-s − 1.73·47-s + 0.404·49-s + 0.627·51-s + 1.29·53-s − 0.357·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2760 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2760 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2760\)    =    \(2^{3} \cdot 3 \cdot 5 \cdot 23\)
Sign: $1$
Analytic conductor: \(22.0387\)
Root analytic conductor: \(4.69454\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2760,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.708239819\)
\(L(\frac12)\) \(\approx\) \(2.708239819\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
23 \( 1 - T \)
good7 \( 1 - 3.13T + 7T^{2} \)
11 \( 1 - 2.65T + 11T^{2} \)
13 \( 1 - 0.651T + 13T^{2} \)
17 \( 1 - 4.48T + 17T^{2} \)
19 \( 1 + 0.651T + 19T^{2} \)
29 \( 1 - 2.48T + 29T^{2} \)
31 \( 1 + 3.13T + 31T^{2} \)
37 \( 1 + 6.10T + 37T^{2} \)
41 \( 1 - 0.820T + 41T^{2} \)
43 \( 1 - 0.696T + 43T^{2} \)
47 \( 1 + 11.8T + 47T^{2} \)
53 \( 1 - 9.45T + 53T^{2} \)
59 \( 1 - 12.7T + 59T^{2} \)
61 \( 1 - 2.65T + 61T^{2} \)
67 \( 1 + 6.10T + 67T^{2} \)
71 \( 1 - 8.48T + 71T^{2} \)
73 \( 1 - 6.31T + 73T^{2} \)
79 \( 1 + 8T + 79T^{2} \)
83 \( 1 - 5.51T + 83T^{2} \)
89 \( 1 + 11.2T + 89T^{2} \)
97 \( 1 + 5.93T + 97T^{2} \)
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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

−8.521087825756044568372593781027, −8.272832137045385088506963782681, −7.38869181761207683737259504603, −6.75999155211541531730367684066, −5.60577069359647571916405529486, −4.83224004521179065913020157411, −3.96738912526065838987879982935, −3.26267788888737545650213533392, −2.00455269189953957288240224750, −1.09233158339460231921122061051, 1.09233158339460231921122061051, 2.00455269189953957288240224750, 3.26267788888737545650213533392, 3.96738912526065838987879982935, 4.83224004521179065913020157411, 5.60577069359647571916405529486, 6.75999155211541531730367684066, 7.38869181761207683737259504603, 8.272832137045385088506963782681, 8.521087825756044568372593781027

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