Properties

Label 2-1368-1.1-c1-0-12
Degree $2$
Conductor $1368$
Sign $1$
Analytic cond. $10.9235$
Root an. cond. $3.30507$
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  + 3.70·5-s + 1.70·7-s + 1.70·11-s + 6·13-s − 3.70·17-s + 19-s − 4·23-s + 8.70·25-s − 2·29-s − 3.40·31-s + 6.29·35-s + 9.40·37-s − 9.40·41-s − 9.10·43-s − 5.70·47-s − 4.10·49-s + 6·53-s + 6.29·55-s + 4·59-s + 7.70·61-s + 22.2·65-s − 12·67-s + 0.298·73-s + 2.89·77-s + 14.8·79-s − 14.8·83-s − 13.7·85-s + ⋯
L(s)  = 1  + 1.65·5-s + 0.643·7-s + 0.513·11-s + 1.66·13-s − 0.897·17-s + 0.229·19-s − 0.834·23-s + 1.74·25-s − 0.371·29-s − 0.611·31-s + 1.06·35-s + 1.54·37-s − 1.46·41-s − 1.38·43-s − 0.831·47-s − 0.586·49-s + 0.824·53-s + 0.849·55-s + 0.520·59-s + 0.986·61-s + 2.75·65-s − 1.46·67-s + 0.0349·73-s + 0.329·77-s + 1.66·79-s − 1.62·83-s − 1.48·85-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(1368\)    =    \(2^{3} \cdot 3^{2} \cdot 19\)
Sign: $1$
Analytic conductor: \(10.9235\)
Root analytic conductor: \(3.30507\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1368,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.599833191\)
\(L(\frac12)\) \(\approx\) \(2.599833191\)
\(L(\frac{3}{2})\) 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 \( 1 \)
19 \( 1 - T \)
good5 \( 1 - 3.70T + 5T^{2} \)
7 \( 1 - 1.70T + 7T^{2} \)
11 \( 1 - 1.70T + 11T^{2} \)
13 \( 1 - 6T + 13T^{2} \)
17 \( 1 + 3.70T + 17T^{2} \)
23 \( 1 + 4T + 23T^{2} \)
29 \( 1 + 2T + 29T^{2} \)
31 \( 1 + 3.40T + 31T^{2} \)
37 \( 1 - 9.40T + 37T^{2} \)
41 \( 1 + 9.40T + 41T^{2} \)
43 \( 1 + 9.10T + 43T^{2} \)
47 \( 1 + 5.70T + 47T^{2} \)
53 \( 1 - 6T + 53T^{2} \)
59 \( 1 - 4T + 59T^{2} \)
61 \( 1 - 7.70T + 61T^{2} \)
67 \( 1 + 12T + 67T^{2} \)
71 \( 1 + 71T^{2} \)
73 \( 1 - 0.298T + 73T^{2} \)
79 \( 1 - 14.8T + 79T^{2} \)
83 \( 1 + 14.8T + 83T^{2} \)
89 \( 1 + 12.8T + 89T^{2} \)
97 \( 1 + 6T + 97T^{2} \)
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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

−9.623985987723454647462811279287, −8.783401883555051252007787321317, −8.256174612138018446420011814713, −6.89665093754727264796508000560, −6.20056603293390630921616778018, −5.60394115913518302729497462908, −4.59479931383095256030422345019, −3.47298856385186742936607042384, −2.07999778394713346412751335902, −1.40012959657815816710040593728, 1.40012959657815816710040593728, 2.07999778394713346412751335902, 3.47298856385186742936607042384, 4.59479931383095256030422345019, 5.60394115913518302729497462908, 6.20056603293390630921616778018, 6.89665093754727264796508000560, 8.256174612138018446420011814713, 8.783401883555051252007787321317, 9.623985987723454647462811279287

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