Properties

Label 2-336-21.20-c1-0-10
Degree $2$
Conductor $336$
Sign $0.921 + 0.387i$
Analytic cond. $2.68297$
Root an. cond. $1.63797$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (1.22 − 1.22i)3-s + 2.44·5-s + (1 + 2.44i)7-s − 2.99i·9-s + 2.44i·13-s + (2.99 − 2.99i)15-s − 4.89·17-s + 2.44i·19-s + (4.22 + 1.77i)21-s − 6i·23-s + 0.999·25-s + (−3.67 − 3.67i)27-s − 6i·29-s + (2.44 + 5.99i)35-s − 2·37-s + ⋯
L(s)  = 1  + (0.707 − 0.707i)3-s + 1.09·5-s + (0.377 + 0.925i)7-s − 0.999i·9-s + 0.679i·13-s + (0.774 − 0.774i)15-s − 1.18·17-s + 0.561i·19-s + (0.921 + 0.387i)21-s − 1.25i·23-s + 0.199·25-s + (−0.707 − 0.707i)27-s − 1.11i·29-s + (0.414 + 1.01i)35-s − 0.328·37-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 336 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.921 + 0.387i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 336 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.921 + 0.387i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(336\)    =    \(2^{4} \cdot 3 \cdot 7\)
Sign: $0.921 + 0.387i$
Analytic conductor: \(2.68297\)
Root analytic conductor: \(1.63797\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{336} (209, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 336,\ (\ :1/2),\ 0.921 + 0.387i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.88991 - 0.380942i\)
\(L(\frac12)\) \(\approx\) \(1.88991 - 0.380942i\)
\(L(\frac{3}{2})\) 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 \( 1 + (-1.22 + 1.22i)T \)
7 \( 1 + (-1 - 2.44i)T \)
good5 \( 1 - 2.44T + 5T^{2} \)
11 \( 1 - 11T^{2} \)
13 \( 1 - 2.44iT - 13T^{2} \)
17 \( 1 + 4.89T + 17T^{2} \)
19 \( 1 - 2.44iT - 19T^{2} \)
23 \( 1 + 6iT - 23T^{2} \)
29 \( 1 + 6iT - 29T^{2} \)
31 \( 1 - 31T^{2} \)
37 \( 1 + 2T + 37T^{2} \)
41 \( 1 - 4.89T + 41T^{2} \)
43 \( 1 + 4T + 43T^{2} \)
47 \( 1 - 4.89T + 47T^{2} \)
53 \( 1 - 6iT - 53T^{2} \)
59 \( 1 + 12.2T + 59T^{2} \)
61 \( 1 - 12.2iT - 61T^{2} \)
67 \( 1 + 8T + 67T^{2} \)
71 \( 1 - 71T^{2} \)
73 \( 1 + 9.79iT - 73T^{2} \)
79 \( 1 - 10T + 79T^{2} \)
83 \( 1 - 2.44T + 83T^{2} \)
89 \( 1 + 89T^{2} \)
97 \( 1 + 4.89iT - 97T^{2} \)
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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

−11.72647810868337019511323403134, −10.47673755537357192113838435149, −9.289293698782722869564455219463, −8.866428592864626205094676137807, −7.81058150602872162967003352215, −6.51285685121673954177423338479, −5.91120795892137436695666300086, −4.40753613167286934145771029347, −2.59495993088035092259271760076, −1.84416854678432403621113722917, 1.87172257433213335813484438276, 3.28162586125802272383561467627, 4.55861039427786597827888222785, 5.50645077544372047248198777221, 6.90414700101438436501067259618, 7.938365505532690691356189839986, 9.018221687539523711236756379154, 9.725952333840892570088435619565, 10.60382170223789985919310506291, 11.18671248588384668912041986695

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