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Properties

Label 2-1078-7.2-c1-0-16
Degree $2$
Conductor $1078$
Sign $-0.386 - 0.922i$
Analytic cond. $8.60787$
Root an. cond. $2.93391$
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  + (−0.5 + 0.866i)2-s + (1.5 + 2.59i)3-s + (−0.499 − 0.866i)4-s + (1 − 1.73i)5-s − 3·6-s + 0.999·8-s + (−3 + 5.19i)9-s + (0.999 + 1.73i)10-s + (0.5 + 0.866i)11-s + (1.50 − 2.59i)12-s + 7·13-s + 6·15-s + (−0.5 + 0.866i)16-s + (1 + 1.73i)17-s + (−3 − 5.19i)18-s + ⋯
L(s)  = 1  + (−0.353 + 0.612i)2-s + (0.866 + 1.49i)3-s + (−0.249 − 0.433i)4-s + (0.447 − 0.774i)5-s − 1.22·6-s + 0.353·8-s + (−1 + 1.73i)9-s + (0.316 + 0.547i)10-s + (0.150 + 0.261i)11-s + (0.433 − 0.749i)12-s + 1.94·13-s + 1.54·15-s + (−0.125 + 0.216i)16-s + (0.242 + 0.420i)17-s + (−0.707 − 1.22i)18-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1078 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.386 - 0.922i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1078 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.386 - 0.922i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1078\)    =    \(2 \cdot 7^{2} \cdot 11\)
Sign: $-0.386 - 0.922i$
Analytic conductor: \(8.60787\)
Root analytic conductor: \(2.93391\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1078} (177, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1078,\ (\ :1/2),\ -0.386 - 0.922i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.054197861\)
\(L(\frac12)\) \(\approx\) \(2.054197861\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.5 - 0.866i)T \)
7 \( 1 \)
11 \( 1 + (-0.5 - 0.866i)T \)
good3 \( 1 + (-1.5 - 2.59i)T + (-1.5 + 2.59i)T^{2} \)
5 \( 1 + (-1 + 1.73i)T + (-2.5 - 4.33i)T^{2} \)
13 \( 1 - 7T + 13T^{2} \)
17 \( 1 + (-1 - 1.73i)T + (-8.5 + 14.7i)T^{2} \)
19 \( 1 + (-9.5 - 16.4i)T^{2} \)
23 \( 1 + (-4 + 6.92i)T + (-11.5 - 19.9i)T^{2} \)
29 \( 1 + 5T + 29T^{2} \)
31 \( 1 + (-2 - 3.46i)T + (-15.5 + 26.8i)T^{2} \)
37 \( 1 + (2 - 3.46i)T + (-18.5 - 32.0i)T^{2} \)
41 \( 1 + 4T + 41T^{2} \)
43 \( 1 + 8T + 43T^{2} \)
47 \( 1 + (-1 + 1.73i)T + (-23.5 - 40.7i)T^{2} \)
53 \( 1 + (-3 - 5.19i)T + (-26.5 + 45.8i)T^{2} \)
59 \( 1 + (-1.5 - 2.59i)T + (-29.5 + 51.0i)T^{2} \)
61 \( 1 + (-0.5 + 0.866i)T + (-30.5 - 52.8i)T^{2} \)
67 \( 1 + (4.5 + 7.79i)T + (-33.5 + 58.0i)T^{2} \)
71 \( 1 + 2T + 71T^{2} \)
73 \( 1 + (-2 - 3.46i)T + (-36.5 + 63.2i)T^{2} \)
79 \( 1 + (4.5 - 7.79i)T + (-39.5 - 68.4i)T^{2} \)
83 \( 1 + 6T + 83T^{2} \)
89 \( 1 + (-3 + 5.19i)T + (-44.5 - 77.0i)T^{2} \)
97 \( 1 + 7T + 97T^{2} \)
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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

−9.987249233724067673064911618718, −9.012392425318081695402550735781, −8.728933127791746656051029044292, −8.174738755820159937297751641048, −6.75857079352251742256897417307, −5.71995438251888922625291566644, −4.91470121489967575000501622686, −4.09966570848640503506198136206, −3.16524021314363172304828328656, −1.49622510661743195729973416429, 1.10675352295600983248161559889, 1.97231368035948608078014724565, 3.08261515511990959137095661411, 3.64921371531177322911806965613, 5.65439655256188949537613259259, 6.52071234769339102716149612620, 7.20943612756684122535948040317, 8.053713790933563715762567808887, 8.754960278265872074631688722312, 9.417711663989457671188794358601

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