Properties

Label 2-342-1.1-c5-0-25
Degree $2$
Conductor $342$
Sign $-1$
Analytic cond. $54.8512$
Root an. cond. $7.40616$
Motivic weight $5$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4·2-s + 16·4-s + 45·5-s − 121·7-s − 64·8-s − 180·10-s + 381·11-s − 100·13-s + 484·14-s + 256·16-s − 933·17-s + 361·19-s + 720·20-s − 1.52e3·22-s + 552·23-s − 1.10e3·25-s + 400·26-s − 1.93e3·28-s − 2.39e3·29-s − 4.02e3·31-s − 1.02e3·32-s + 3.73e3·34-s − 5.44e3·35-s + 9.18e3·37-s − 1.44e3·38-s − 2.88e3·40-s + 2.25e3·41-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s + 0.804·5-s − 0.933·7-s − 0.353·8-s − 0.569·10-s + 0.949·11-s − 0.164·13-s + 0.659·14-s + 1/4·16-s − 0.782·17-s + 0.229·19-s + 0.402·20-s − 0.671·22-s + 0.217·23-s − 0.351·25-s + 0.116·26-s − 0.466·28-s − 0.528·29-s − 0.752·31-s − 0.176·32-s + 0.553·34-s − 0.751·35-s + 1.10·37-s − 0.162·38-s − 0.284·40-s + 0.209·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 342 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 342 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(342\)    =    \(2 \cdot 3^{2} \cdot 19\)
Sign: $-1$
Analytic conductor: \(54.8512\)
Root analytic conductor: \(7.40616\)
Motivic weight: \(5\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 342,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + p^{2} T \)
3 \( 1 \)
19 \( 1 - p^{2} T \)
good5 \( 1 - 9 p T + p^{5} T^{2} \)
7 \( 1 + 121 T + p^{5} T^{2} \)
11 \( 1 - 381 T + p^{5} T^{2} \)
13 \( 1 + 100 T + p^{5} T^{2} \)
17 \( 1 + 933 T + p^{5} T^{2} \)
23 \( 1 - 24 p T + p^{5} T^{2} \)
29 \( 1 + 2394 T + p^{5} T^{2} \)
31 \( 1 + 4024 T + p^{5} T^{2} \)
37 \( 1 - 9182 T + p^{5} T^{2} \)
41 \( 1 - 2250 T + p^{5} T^{2} \)
43 \( 1 + 23377 T + p^{5} T^{2} \)
47 \( 1 - 26595 T + p^{5} T^{2} \)
53 \( 1 - 16008 T + p^{5} T^{2} \)
59 \( 1 - 126 T + p^{5} T^{2} \)
61 \( 1 - 21335 T + p^{5} T^{2} \)
67 \( 1 + 51760 T + p^{5} T^{2} \)
71 \( 1 + 8574 T + p^{5} T^{2} \)
73 \( 1 - 11153 T + p^{5} T^{2} \)
79 \( 1 + 1660 T + p^{5} T^{2} \)
83 \( 1 + 95964 T + p^{5} T^{2} \)
89 \( 1 + 118848 T + p^{5} T^{2} \)
97 \( 1 + 153760 T + p^{5} T^{2} \)
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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

−9.924394462201038354584369120938, −9.432918467656973818081442048768, −8.641093830063899674420986043323, −7.24918345816918428540666641487, −6.47660712111092339913612552979, −5.61434282693182433176604177643, −3.96716642398053183327732009903, −2.63942573510925293405937760198, −1.45271868559632247634803097459, 0, 1.45271868559632247634803097459, 2.63942573510925293405937760198, 3.96716642398053183327732009903, 5.61434282693182433176604177643, 6.47660712111092339913612552979, 7.24918345816918428540666641487, 8.641093830063899674420986043323, 9.432918467656973818081442048768, 9.924394462201038354584369120938

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