Properties

Label 2-1386-77.76-c1-0-27
Degree $2$
Conductor $1386$
Sign $0.0273 + 0.999i$
Analytic cond. $11.0672$
Root an. cond. $3.32675$
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  i·2-s − 4-s − 1.18i·5-s + (1.74 − 1.99i)7-s + i·8-s − 1.18·10-s + (2.25 + 2.43i)11-s + 5.98·13-s + (−1.99 − 1.74i)14-s + 16-s − 4.29·17-s − 0.203·19-s + 1.18i·20-s + (2.43 − 2.25i)22-s + 3.11·23-s + ⋯
L(s)  = 1  − 0.707i·2-s − 0.5·4-s − 0.530i·5-s + (0.658 − 0.752i)7-s + 0.353i·8-s − 0.374·10-s + (0.678 + 0.734i)11-s + 1.65·13-s + (−0.532 − 0.465i)14-s + 0.250·16-s − 1.04·17-s − 0.0467·19-s + 0.265i·20-s + (0.519 − 0.479i)22-s + 0.648·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1386 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.0273 + 0.999i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1386 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.0273 + 0.999i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1386\)    =    \(2 \cdot 3^{2} \cdot 7 \cdot 11\)
Sign: $0.0273 + 0.999i$
Analytic conductor: \(11.0672\)
Root analytic conductor: \(3.32675\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1386} (307, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1386,\ (\ :1/2),\ 0.0273 + 0.999i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.889746419\)
\(L(\frac12)\) \(\approx\) \(1.889746419\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + iT \)
3 \( 1 \)
7 \( 1 + (-1.74 + 1.99i)T \)
11 \( 1 + (-2.25 - 2.43i)T \)
good5 \( 1 + 1.18iT - 5T^{2} \)
13 \( 1 - 5.98T + 13T^{2} \)
17 \( 1 + 4.29T + 17T^{2} \)
19 \( 1 + 0.203T + 19T^{2} \)
23 \( 1 - 3.11T + 23T^{2} \)
29 \( 1 - 2.50iT - 29T^{2} \)
31 \( 1 + 2.79iT - 31T^{2} \)
37 \( 1 - 8.96T + 37T^{2} \)
41 \( 1 + 2.20T + 41T^{2} \)
43 \( 1 - 4.37iT - 43T^{2} \)
47 \( 1 + 2.05iT - 47T^{2} \)
53 \( 1 + 1.51T + 53T^{2} \)
59 \( 1 + 7.96iT - 59T^{2} \)
61 \( 1 + 11.6T + 61T^{2} \)
67 \( 1 + 12.4T + 67T^{2} \)
71 \( 1 - 15.8T + 71T^{2} \)
73 \( 1 + 2.29T + 73T^{2} \)
79 \( 1 + 9.85iT - 79T^{2} \)
83 \( 1 + 10.0T + 83T^{2} \)
89 \( 1 + 8.87iT - 89T^{2} \)
97 \( 1 + 9.46iT - 97T^{2} \)
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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

−9.286890319551952714612226572745, −8.765593780517114579545485235730, −7.973634658396729112605712519000, −6.94242148457194137576995600227, −6.06151335356171904208025878865, −4.72784790853770094384768517332, −4.34103123900759996736573564842, −3.31575023333918235906164403739, −1.81111508210757684306317725641, −0.982074709887220821197337725130, 1.25851401376644170375423752184, 2.77864771808097253432586642884, 3.86058906652281199219407182293, 4.81214906307409595101348005211, 5.95268932108935541621355556434, 6.32288144383573177468991667938, 7.25348564003296930789212394518, 8.393023893905394153700227355496, 8.699511903226325376930714860207, 9.439857527215945488591261102074

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