Properties

Label 2-342-1.1-c5-0-21
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 − 21·5-s − 143·7-s − 64·8-s + 84·10-s + 205·11-s − 78·13-s + 572·14-s + 256·16-s + 2.12e3·17-s + 361·19-s − 336·20-s − 820·22-s − 20·23-s − 2.68e3·25-s + 312·26-s − 2.28e3·28-s + 4.86e3·29-s − 1.09e3·31-s − 1.02e3·32-s − 8.50e3·34-s + 3.00e3·35-s − 1.51e4·37-s − 1.44e3·38-s + 1.34e3·40-s + 9.40e3·41-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s − 0.375·5-s − 1.10·7-s − 0.353·8-s + 0.265·10-s + 0.510·11-s − 0.128·13-s + 0.779·14-s + 1/4·16-s + 1.78·17-s + 0.229·19-s − 0.187·20-s − 0.361·22-s − 0.00788·23-s − 0.858·25-s + 0.0905·26-s − 0.551·28-s + 1.07·29-s − 0.205·31-s − 0.176·32-s − 1.26·34-s + 0.414·35-s − 1.81·37-s − 0.162·38-s + 0.132·40-s + 0.873·41-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 \( 1 + 21 T + p^{5} T^{2} \)
7 \( 1 + 143 T + p^{5} T^{2} \)
11 \( 1 - 205 T + p^{5} T^{2} \)
13 \( 1 + 6 p T + p^{5} T^{2} \)
17 \( 1 - 125 p T + p^{5} T^{2} \)
23 \( 1 + 20 T + p^{5} T^{2} \)
29 \( 1 - 4866 T + p^{5} T^{2} \)
31 \( 1 + 1098 T + p^{5} T^{2} \)
37 \( 1 + 15128 T + p^{5} T^{2} \)
41 \( 1 - 9400 T + p^{5} T^{2} \)
43 \( 1 - 20073 T + p^{5} T^{2} \)
47 \( 1 + 14105 T + p^{5} T^{2} \)
53 \( 1 + 26386 T + p^{5} T^{2} \)
59 \( 1 - 224 p T + p^{5} T^{2} \)
61 \( 1 + 2293 T + p^{5} T^{2} \)
67 \( 1 - 35976 T + p^{5} T^{2} \)
71 \( 1 + 10180 T + p^{5} T^{2} \)
73 \( 1 - 33109 T + p^{5} T^{2} \)
79 \( 1 + 53888 T + p^{5} T^{2} \)
83 \( 1 + 75196 T + p^{5} T^{2} \)
89 \( 1 + 20618 T + p^{5} T^{2} \)
97 \( 1 + 84130 T + p^{5} T^{2} \)
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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

−9.952509102990119204041015773477, −9.516686368245846512422018450307, −8.352078725225545321150375494887, −7.45452708764762014297803808520, −6.53186012806828306900359934904, −5.51944299219090269981811399898, −3.83671519706570632670995559198, −2.90990564895872417536443266305, −1.24948842169905804378590004665, 0, 1.24948842169905804378590004665, 2.90990564895872417536443266305, 3.83671519706570632670995559198, 5.51944299219090269981811399898, 6.53186012806828306900359934904, 7.45452708764762014297803808520, 8.352078725225545321150375494887, 9.516686368245846512422018450307, 9.952509102990119204041015773477

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