Properties

Label 2-1380-1.1-c3-0-19
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3·3-s + 5·5-s + 0.942·7-s + 9·9-s + 64.4·11-s − 77.8·13-s + 15·15-s + 73.5·17-s + 72.8·19-s + 2.82·21-s + 23·23-s + 25·25-s + 27·27-s + 18.1·29-s − 95.4·31-s + 193.·33-s + 4.71·35-s − 244.·37-s − 233.·39-s + 102.·41-s + 213.·43-s + 45·45-s + 465.·47-s − 342.·49-s + 220.·51-s + 227.·53-s + 322.·55-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.447·5-s + 0.0509·7-s + 0.333·9-s + 1.76·11-s − 1.66·13-s + 0.258·15-s + 1.04·17-s + 0.880·19-s + 0.0293·21-s + 0.208·23-s + 0.200·25-s + 0.192·27-s + 0.116·29-s − 0.552·31-s + 1.01·33-s + 0.0227·35-s − 1.08·37-s − 0.958·39-s + 0.390·41-s + 0.756·43-s + 0.149·45-s + 1.44·47-s − 0.997·49-s + 0.606·51-s + 0.590·53-s + 0.789·55-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: \(0\)
Selberg data: \((2,\ 1380,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(3.429331526\)
\(L(\frac12)\) \(\approx\) \(3.429331526\)
\(L(\frac{5}{2})\) 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 \( 1 - 0.942T + 343T^{2} \)
11 \( 1 - 64.4T + 1.33e3T^{2} \)
13 \( 1 + 77.8T + 2.19e3T^{2} \)
17 \( 1 - 73.5T + 4.91e3T^{2} \)
19 \( 1 - 72.8T + 6.85e3T^{2} \)
29 \( 1 - 18.1T + 2.43e4T^{2} \)
31 \( 1 + 95.4T + 2.97e4T^{2} \)
37 \( 1 + 244.T + 5.06e4T^{2} \)
41 \( 1 - 102.T + 6.89e4T^{2} \)
43 \( 1 - 213.T + 7.95e4T^{2} \)
47 \( 1 - 465.T + 1.03e5T^{2} \)
53 \( 1 - 227.T + 1.48e5T^{2} \)
59 \( 1 - 345.T + 2.05e5T^{2} \)
61 \( 1 + 152.T + 2.26e5T^{2} \)
67 \( 1 + 200.T + 3.00e5T^{2} \)
71 \( 1 - 787.T + 3.57e5T^{2} \)
73 \( 1 - 167.T + 3.89e5T^{2} \)
79 \( 1 + 1.37e3T + 4.93e5T^{2} \)
83 \( 1 - 824.T + 5.71e5T^{2} \)
89 \( 1 + 1.17e3T + 7.04e5T^{2} \)
97 \( 1 - 1.36e3T + 9.12e5T^{2} \)
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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

−9.427753375053525022124019664954, −8.536208648156767508236865040484, −7.41094652080579208210496722122, −7.02315277950453007651021767667, −5.87721127620504024209058873954, −5.00120650759501131797947030583, −3.97196373631844067184727619014, −3.06001404612540635716563122129, −1.97155925410565298074148301062, −0.943889194901126807846837584300, 0.943889194901126807846837584300, 1.97155925410565298074148301062, 3.06001404612540635716563122129, 3.97196373631844067184727619014, 5.00120650759501131797947030583, 5.87721127620504024209058873954, 7.02315277950453007651021767667, 7.41094652080579208210496722122, 8.536208648156767508236865040484, 9.427753375053525022124019664954

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