Properties

Label 2-1368-1.1-c3-0-30
Degree $2$
Conductor $1368$
Sign $1$
Analytic cond. $80.7146$
Root an. cond. $8.98413$
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  + 13.4·5-s + 33.1·7-s + 11.2·11-s − 57.6·13-s − 22.2·17-s − 19·19-s + 37.1·23-s + 56.7·25-s + 185.·29-s + 304.·31-s + 447.·35-s + 301.·37-s − 138.·41-s + 250.·43-s − 64.8·47-s + 757.·49-s − 707.·53-s + 152.·55-s − 394.·59-s + 294.·61-s − 777.·65-s − 296.·67-s + 528.·71-s + 285.·73-s + 374.·77-s − 581.·79-s + 848.·83-s + ⋯
L(s)  = 1  + 1.20·5-s + 1.79·7-s + 0.309·11-s − 1.23·13-s − 0.317·17-s − 0.229·19-s + 0.336·23-s + 0.453·25-s + 1.18·29-s + 1.76·31-s + 2.15·35-s + 1.34·37-s − 0.527·41-s + 0.888·43-s − 0.201·47-s + 2.20·49-s − 1.83·53-s + 0.372·55-s − 0.869·59-s + 0.618·61-s − 1.48·65-s − 0.540·67-s + 0.882·71-s + 0.457·73-s + 0.553·77-s − 0.828·79-s + 1.12·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1368 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1368 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1368\)    =    \(2^{3} \cdot 3^{2} \cdot 19\)
Sign: $1$
Analytic conductor: \(80.7146\)
Root analytic conductor: \(8.98413\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1368,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(3.607627086\)
\(L(\frac12)\) \(\approx\) \(3.607627086\)
\(L(\frac{5}{2})\) 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 \( 1 \)
19 \( 1 + 19T \)
good5 \( 1 - 13.4T + 125T^{2} \)
7 \( 1 - 33.1T + 343T^{2} \)
11 \( 1 - 11.2T + 1.33e3T^{2} \)
13 \( 1 + 57.6T + 2.19e3T^{2} \)
17 \( 1 + 22.2T + 4.91e3T^{2} \)
23 \( 1 - 37.1T + 1.21e4T^{2} \)
29 \( 1 - 185.T + 2.43e4T^{2} \)
31 \( 1 - 304.T + 2.97e4T^{2} \)
37 \( 1 - 301.T + 5.06e4T^{2} \)
41 \( 1 + 138.T + 6.89e4T^{2} \)
43 \( 1 - 250.T + 7.95e4T^{2} \)
47 \( 1 + 64.8T + 1.03e5T^{2} \)
53 \( 1 + 707.T + 1.48e5T^{2} \)
59 \( 1 + 394.T + 2.05e5T^{2} \)
61 \( 1 - 294.T + 2.26e5T^{2} \)
67 \( 1 + 296.T + 3.00e5T^{2} \)
71 \( 1 - 528.T + 3.57e5T^{2} \)
73 \( 1 - 285.T + 3.89e5T^{2} \)
79 \( 1 + 581.T + 4.93e5T^{2} \)
83 \( 1 - 848.T + 5.71e5T^{2} \)
89 \( 1 + 1.41e3T + 7.04e5T^{2} \)
97 \( 1 - 1.56e3T + 9.12e5T^{2} \)
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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

−9.299592733525663861569160417808, −8.355447838549689990302273218812, −7.74443307238807480215542079988, −6.69318762768408806827366484862, −5.87356240305736855373106633934, −4.81920202056750060537981918105, −4.55913810038789387748991558626, −2.71602716544162639462550477497, −1.97228426153969677143610506593, −1.01299366883146685475517054966, 1.01299366883146685475517054966, 1.97228426153969677143610506593, 2.71602716544162639462550477497, 4.55913810038789387748991558626, 4.81920202056750060537981918105, 5.87356240305736855373106633934, 6.69318762768408806827366484862, 7.74443307238807480215542079988, 8.355447838549689990302273218812, 9.299592733525663861569160417808

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