Properties

Label 2-1380-1.1-c3-0-34
Degree $2$
Conductor $1380$
Sign $-1$
Analytic cond. $81.4226$
Root an. cond. $9.02344$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3·3-s + 5·5-s + 13.7·7-s + 9·9-s − 12.6·11-s + 91.3·13-s − 15·15-s − 135.·17-s − 117.·19-s − 41.2·21-s + 23·23-s + 25·25-s − 27·27-s − 243.·29-s + 123.·31-s + 38.0·33-s + 68.7·35-s + 36.5·37-s − 273.·39-s − 356.·41-s + 232.·43-s + 45·45-s − 548.·47-s − 153.·49-s + 406.·51-s + 647.·53-s − 63.4·55-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.447·5-s + 0.742·7-s + 0.333·9-s − 0.347·11-s + 1.94·13-s − 0.258·15-s − 1.93·17-s − 1.41·19-s − 0.428·21-s + 0.208·23-s + 0.200·25-s − 0.192·27-s − 1.55·29-s + 0.716·31-s + 0.200·33-s + 0.332·35-s + 0.162·37-s − 1.12·39-s − 1.35·41-s + 0.824·43-s + 0.149·45-s − 1.70·47-s − 0.448·49-s + 1.11·51-s + 1.67·53-s − 0.155·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1380\)    =    \(2^{2} \cdot 3 \cdot 5 \cdot 23\)
Sign: $-1$
Analytic conductor: \(81.4226\)
Root analytic conductor: \(9.02344\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1380,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) 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 \( 1 + 3T \)
5 \( 1 - 5T \)
23 \( 1 - 23T \)
good7 \( 1 - 13.7T + 343T^{2} \)
11 \( 1 + 12.6T + 1.33e3T^{2} \)
13 \( 1 - 91.3T + 2.19e3T^{2} \)
17 \( 1 + 135.T + 4.91e3T^{2} \)
19 \( 1 + 117.T + 6.85e3T^{2} \)
29 \( 1 + 243.T + 2.43e4T^{2} \)
31 \( 1 - 123.T + 2.97e4T^{2} \)
37 \( 1 - 36.5T + 5.06e4T^{2} \)
41 \( 1 + 356.T + 6.89e4T^{2} \)
43 \( 1 - 232.T + 7.95e4T^{2} \)
47 \( 1 + 548.T + 1.03e5T^{2} \)
53 \( 1 - 647.T + 1.48e5T^{2} \)
59 \( 1 - 125.T + 2.05e5T^{2} \)
61 \( 1 + 131.T + 2.26e5T^{2} \)
67 \( 1 - 432.T + 3.00e5T^{2} \)
71 \( 1 - 429.T + 3.57e5T^{2} \)
73 \( 1 + 388.T + 3.89e5T^{2} \)
79 \( 1 - 1.19e3T + 4.93e5T^{2} \)
83 \( 1 + 846.T + 5.71e5T^{2} \)
89 \( 1 + 1.37e3T + 7.04e5T^{2} \)
97 \( 1 + 1.02e3T + 9.12e5T^{2} \)
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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

−8.590267465255745593484812156181, −8.313475252687655625537467183753, −6.89835458618153651967995085966, −6.34765462620874209599923090999, −5.53249601973221738984790169316, −4.57967863537527359718209584148, −3.81105449701782532882532183640, −2.25936347757432756698028100261, −1.42146854031802900942191609433, 0, 1.42146854031802900942191609433, 2.25936347757432756698028100261, 3.81105449701782532882532183640, 4.57967863537527359718209584148, 5.53249601973221738984790169316, 6.34765462620874209599923090999, 6.89835458618153651967995085966, 8.313475252687655625537467183753, 8.590267465255745593484812156181

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