Properties

Label 2-392-392.109-c1-0-24
Degree $2$
Conductor $392$
Sign $0.991 - 0.131i$
Analytic cond. $3.13013$
Root an. cond. $1.76921$
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  + (−0.849 + 1.13i)2-s + (0.209 + 1.39i)3-s + (−0.556 − 1.92i)4-s + (−1.73 − 0.679i)5-s + (−1.75 − 0.945i)6-s + (−0.592 − 2.57i)7-s + (2.64 + 1.00i)8-s + (0.971 − 0.299i)9-s + (2.23 − 1.38i)10-s + (0.224 − 0.728i)11-s + (2.55 − 1.17i)12-s + (−1.74 + 0.398i)13-s + (3.41 + 1.52i)14-s + (0.582 − 2.55i)15-s + (−3.38 + 2.13i)16-s + (4.21 − 2.87i)17-s + ⋯
L(s)  = 1  + (−0.600 + 0.799i)2-s + (0.121 + 0.803i)3-s + (−0.278 − 0.960i)4-s + (−0.774 − 0.303i)5-s + (−0.715 − 0.386i)6-s + (−0.223 − 0.974i)7-s + (0.935 + 0.354i)8-s + (0.323 − 0.0999i)9-s + (0.708 − 0.436i)10-s + (0.0677 − 0.219i)11-s + (0.738 − 0.340i)12-s + (−0.483 + 0.110i)13-s + (0.913 + 0.406i)14-s + (0.150 − 0.659i)15-s + (−0.845 + 0.534i)16-s + (1.02 − 0.697i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 392 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.991 - 0.131i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 392 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.991 - 0.131i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(392\)    =    \(2^{3} \cdot 7^{2}\)
Sign: $0.991 - 0.131i$
Analytic conductor: \(3.13013\)
Root analytic conductor: \(1.76921\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{392} (109, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 392,\ (\ :1/2),\ 0.991 - 0.131i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.861735 + 0.0569109i\)
\(L(\frac12)\) \(\approx\) \(0.861735 + 0.0569109i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.849 - 1.13i)T \)
7 \( 1 + (0.592 + 2.57i)T \)
good3 \( 1 + (-0.209 - 1.39i)T + (-2.86 + 0.884i)T^{2} \)
5 \( 1 + (1.73 + 0.679i)T + (3.66 + 3.40i)T^{2} \)
11 \( 1 + (-0.224 + 0.728i)T + (-9.08 - 6.19i)T^{2} \)
13 \( 1 + (1.74 - 0.398i)T + (11.7 - 5.64i)T^{2} \)
17 \( 1 + (-4.21 + 2.87i)T + (6.21 - 15.8i)T^{2} \)
19 \( 1 + (-7.23 + 4.17i)T + (9.5 - 16.4i)T^{2} \)
23 \( 1 + (0.115 + 0.0785i)T + (8.40 + 21.4i)T^{2} \)
29 \( 1 + (2.76 - 5.74i)T + (-18.0 - 22.6i)T^{2} \)
31 \( 1 + (-3.93 + 6.81i)T + (-15.5 - 26.8i)T^{2} \)
37 \( 1 + (4.03 - 0.302i)T + (36.5 - 5.51i)T^{2} \)
41 \( 1 + (-2.31 - 2.90i)T + (-9.12 + 39.9i)T^{2} \)
43 \( 1 + (6.71 + 5.35i)T + (9.56 + 41.9i)T^{2} \)
47 \( 1 + (-4.15 + 3.85i)T + (3.51 - 46.8i)T^{2} \)
53 \( 1 + (-7.02 - 0.526i)T + (52.4 + 7.89i)T^{2} \)
59 \( 1 + (-7.74 + 3.03i)T + (43.2 - 40.1i)T^{2} \)
61 \( 1 + (-7.47 + 0.559i)T + (60.3 - 9.09i)T^{2} \)
67 \( 1 + (6.85 + 3.95i)T + (33.5 + 58.0i)T^{2} \)
71 \( 1 + (-2.31 + 1.11i)T + (44.2 - 55.5i)T^{2} \)
73 \( 1 + (-0.0710 - 0.0659i)T + (5.45 + 72.7i)T^{2} \)
79 \( 1 + (2.79 + 4.84i)T + (-39.5 + 68.4i)T^{2} \)
83 \( 1 + (9.51 + 2.17i)T + (74.7 + 36.0i)T^{2} \)
89 \( 1 + (0.741 - 0.228i)T + (73.5 - 50.1i)T^{2} \)
97 \( 1 + 12.3T + 97T^{2} \)
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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

−11.09399359277859845084894184567, −9.958363108270940147429071462102, −9.681861923956831561194094862668, −8.569728816183892082060015689330, −7.41873411996588737933705718105, −7.07635654347395981640916378346, −5.39193215633354922121870076915, −4.53995044582962569321774992295, −3.49069251827243451811721691804, −0.789267122976103784668601081304, 1.45407424742609225828618572700, 2.80806327267107922790785642515, 3.87836637587155840858703299742, 5.48907671634483082484146355720, 7.00456538822969180224004311706, 7.74907366380412677186142903923, 8.361556780733834692949738704033, 9.662114680885471814318279339929, 10.22412545386091933719353566111, 11.62836012340190836366856073298

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