Properties

Label 2-155-155.58-c1-0-11
Degree $2$
Conductor $155$
Sign $0.767 + 0.641i$
Analytic cond. $1.23768$
Root an. cond. $1.11251$
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  + (1.64 + 0.839i)2-s + (−1.17 − 2.29i)3-s + (0.836 + 1.15i)4-s + (0.644 − 2.14i)5-s − 4.76i·6-s + (−0.287 + 1.81i)7-s + (−0.167 − 1.05i)8-s + (−2.14 + 2.94i)9-s + (2.86 − 2.98i)10-s + (0.162 + 0.223i)11-s + (1.66 − 3.26i)12-s + (2.88 + 5.66i)13-s + (−1.99 + 2.74i)14-s + (−5.67 + 1.02i)15-s + (1.48 − 4.58i)16-s + (0.776 + 4.90i)17-s + ⋯
L(s)  = 1  + (1.16 + 0.593i)2-s + (−0.675 − 1.32i)3-s + (0.418 + 0.575i)4-s + (0.288 − 0.957i)5-s − 1.94i·6-s + (−0.108 + 0.685i)7-s + (−0.0590 − 0.372i)8-s + (−0.713 + 0.982i)9-s + (0.904 − 0.944i)10-s + (0.0490 + 0.0674i)11-s + (0.480 − 0.943i)12-s + (0.800 + 1.57i)13-s + (−0.533 + 0.734i)14-s + (−1.46 + 0.264i)15-s + (0.372 − 1.14i)16-s + (0.188 + 1.18i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 155 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.767 + 0.641i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 155 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.767 + 0.641i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(155\)    =    \(5 \cdot 31\)
Sign: $0.767 + 0.641i$
Analytic conductor: \(1.23768\)
Root analytic conductor: \(1.11251\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{155} (58, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 155,\ (\ :1/2),\ 0.767 + 0.641i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.53788 - 0.557747i\)
\(L(\frac12)\) \(\approx\) \(1.53788 - 0.557747i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + (-0.644 + 2.14i)T \)
31 \( 1 + (4.16 - 3.69i)T \)
good2 \( 1 + (-1.64 - 0.839i)T + (1.17 + 1.61i)T^{2} \)
3 \( 1 + (1.17 + 2.29i)T + (-1.76 + 2.42i)T^{2} \)
7 \( 1 + (0.287 - 1.81i)T + (-6.65 - 2.16i)T^{2} \)
11 \( 1 + (-0.162 - 0.223i)T + (-3.39 + 10.4i)T^{2} \)
13 \( 1 + (-2.88 - 5.66i)T + (-7.64 + 10.5i)T^{2} \)
17 \( 1 + (-0.776 - 4.90i)T + (-16.1 + 5.25i)T^{2} \)
19 \( 1 + (-4.79 + 1.55i)T + (15.3 - 11.1i)T^{2} \)
23 \( 1 + (4.90 - 0.776i)T + (21.8 - 7.10i)T^{2} \)
29 \( 1 + (1.62 + 5.00i)T + (-23.4 + 17.0i)T^{2} \)
37 \( 1 + (-2.61 - 2.61i)T + 37iT^{2} \)
41 \( 1 + (-0.477 - 1.47i)T + (-33.1 + 24.0i)T^{2} \)
43 \( 1 + (2.07 + 1.05i)T + (25.2 + 34.7i)T^{2} \)
47 \( 1 + (3.68 + 7.22i)T + (-27.6 + 38.0i)T^{2} \)
53 \( 1 + (-0.665 + 0.105i)T + (50.4 - 16.3i)T^{2} \)
59 \( 1 + (-3.12 - 1.01i)T + (47.7 + 34.6i)T^{2} \)
61 \( 1 + 1.54iT - 61T^{2} \)
67 \( 1 + (4.81 - 4.81i)T - 67iT^{2} \)
71 \( 1 + (-4.04 - 2.93i)T + (21.9 + 67.5i)T^{2} \)
73 \( 1 + (2.49 - 15.7i)T + (-69.4 - 22.5i)T^{2} \)
79 \( 1 + (12.1 + 8.82i)T + (24.4 + 75.1i)T^{2} \)
83 \( 1 + (7.49 + 3.82i)T + (48.7 + 67.1i)T^{2} \)
89 \( 1 + (-10.6 + 7.77i)T + (27.5 - 84.6i)T^{2} \)
97 \( 1 + (0.303 - 1.91i)T + (-92.2 - 29.9i)T^{2} \)
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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

−13.05799312732081501107053123535, −12.06559856039893176286138537085, −11.67426151835166954231955467195, −9.639875808237140124302187954755, −8.420858658214269784527224656273, −7.07101704665472832334980444041, −6.08600650800881321356643811898, −5.55450727444617532544713492987, −4.12423303261226917905075875601, −1.63402389551967434255335077288, 3.12446175908974741048056337593, 3.86465556864496315995042009072, 5.23691462447910024156846564046, 5.94430050605260785800428772725, 7.66682265161900759767765817060, 9.566155643316063535850871174918, 10.49654950691664205126589535094, 10.98998086152510163598763626184, 11.86023729055294836340055622999, 13.17040506212559225476112004088

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