Properties

Label 2-308-77.37-c1-0-2
Degree $2$
Conductor $308$
Sign $0.341 - 0.939i$
Analytic cond. $2.45939$
Root an. cond. $1.56824$
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  + (0.256 − 0.0545i)3-s + (0.121 + 1.15i)5-s + (−1.12 + 2.39i)7-s + (−2.67 + 1.19i)9-s + (2.47 + 2.20i)11-s + (3.85 + 2.80i)13-s + (0.0942 + 0.289i)15-s + (1.06 + 0.474i)17-s + (−3.68 − 4.09i)19-s + (−0.159 + 0.675i)21-s + (0.306 − 0.530i)23-s + (3.56 − 0.758i)25-s + (−1.25 + 0.914i)27-s + (−0.689 − 2.12i)29-s + (−0.445 + 4.23i)31-s + ⋯
L(s)  = 1  + (0.148 − 0.0314i)3-s + (0.0543 + 0.516i)5-s + (−0.426 + 0.904i)7-s + (−0.892 + 0.397i)9-s + (0.746 + 0.665i)11-s + (1.07 + 0.777i)13-s + (0.0243 + 0.0748i)15-s + (0.258 + 0.115i)17-s + (−0.845 − 0.938i)19-s + (−0.0347 + 0.147i)21-s + (0.0639 − 0.110i)23-s + (0.713 − 0.151i)25-s + (−0.242 + 0.176i)27-s + (−0.128 − 0.394i)29-s + (−0.0799 + 0.761i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 308 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.341 - 0.939i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 308 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.341 - 0.939i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(308\)    =    \(2^{2} \cdot 7 \cdot 11\)
Sign: $0.341 - 0.939i$
Analytic conductor: \(2.45939\)
Root analytic conductor: \(1.56824\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{308} (37, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 308,\ (\ :1/2),\ 0.341 - 0.939i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.02585 + 0.718489i\)
\(L(\frac12)\) \(\approx\) \(1.02585 + 0.718489i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 + (1.12 - 2.39i)T \)
11 \( 1 + (-2.47 - 2.20i)T \)
good3 \( 1 + (-0.256 + 0.0545i)T + (2.74 - 1.22i)T^{2} \)
5 \( 1 + (-0.121 - 1.15i)T + (-4.89 + 1.03i)T^{2} \)
13 \( 1 + (-3.85 - 2.80i)T + (4.01 + 12.3i)T^{2} \)
17 \( 1 + (-1.06 - 0.474i)T + (11.3 + 12.6i)T^{2} \)
19 \( 1 + (3.68 + 4.09i)T + (-1.98 + 18.8i)T^{2} \)
23 \( 1 + (-0.306 + 0.530i)T + (-11.5 - 19.9i)T^{2} \)
29 \( 1 + (0.689 + 2.12i)T + (-23.4 + 17.0i)T^{2} \)
31 \( 1 + (0.445 - 4.23i)T + (-30.3 - 6.44i)T^{2} \)
37 \( 1 + (-10.7 - 2.28i)T + (33.8 + 15.0i)T^{2} \)
41 \( 1 + (1.76 - 5.43i)T + (-33.1 - 24.0i)T^{2} \)
43 \( 1 + 3.28T + 43T^{2} \)
47 \( 1 + (8.14 + 9.04i)T + (-4.91 + 46.7i)T^{2} \)
53 \( 1 + (-1.15 + 10.9i)T + (-51.8 - 11.0i)T^{2} \)
59 \( 1 + (-3.43 + 3.81i)T + (-6.16 - 58.6i)T^{2} \)
61 \( 1 + (-0.897 - 8.53i)T + (-59.6 + 12.6i)T^{2} \)
67 \( 1 + (3.54 + 6.14i)T + (-33.5 + 58.0i)T^{2} \)
71 \( 1 + (-7.17 + 5.21i)T + (21.9 - 67.5i)T^{2} \)
73 \( 1 + (-1.65 + 1.84i)T + (-7.63 - 72.6i)T^{2} \)
79 \( 1 + (-7.36 + 3.27i)T + (52.8 - 58.7i)T^{2} \)
83 \( 1 + (11.5 - 8.35i)T + (25.6 - 78.9i)T^{2} \)
89 \( 1 + (-4.69 + 8.12i)T + (-44.5 - 77.0i)T^{2} \)
97 \( 1 + (-6.44 - 4.68i)T + (29.9 + 92.2i)T^{2} \)
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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

−11.65581278290466887694123002710, −11.18655372033503100234246088040, −9.932453185392601013646514420818, −8.949605912792520924223720513134, −8.332595179486842026999512494289, −6.75504683340479367364779701043, −6.21433439672235401554451307874, −4.82324831068166884932527266212, −3.34936020193368494414067672665, −2.14851588900893797495254432851, 0.964146125966598977514517716260, 3.21023167042572334810603441078, 4.09724543280317080127090378315, 5.73004180010087609868307595088, 6.42866734880344158858417303465, 7.88242534259752755142236994287, 8.670602290138157630999497630728, 9.538951582956945789036629500793, 10.69811634346529779319412927411, 11.37943517610530132498532925231

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