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Properties

Label 2-380-76.75-c1-0-27
Degree $2$
Conductor $380$
Sign $0.256 + 0.966i$
Analytic cond. $3.03431$
Root an. cond. $1.74192$
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  + (−0.611 − 1.27i)2-s + 3.21·3-s + (−1.25 + 1.56i)4-s − 5-s + (−1.96 − 4.09i)6-s − 3.02i·7-s + (2.75 + 0.640i)8-s + 7.30·9-s + (0.611 + 1.27i)10-s + 0.488i·11-s + (−4.01 + 5.00i)12-s − 0.943i·13-s + (−3.86 + 1.85i)14-s − 3.21·15-s + (−0.869 − 3.90i)16-s + 3.16·17-s + ⋯
L(s)  = 1  + (−0.432 − 0.901i)2-s + 1.85·3-s + (−0.625 + 0.780i)4-s − 0.447·5-s + (−0.802 − 1.67i)6-s − 1.14i·7-s + (0.974 + 0.226i)8-s + 2.43·9-s + (0.193 + 0.403i)10-s + 0.147i·11-s + (−1.15 + 1.44i)12-s − 0.261i·13-s + (−1.03 + 0.495i)14-s − 0.828·15-s + (−0.217 − 0.976i)16-s + 0.768·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 380 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.256 + 0.966i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 380 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.256 + 0.966i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(380\)    =    \(2^{2} \cdot 5 \cdot 19\)
Sign: $0.256 + 0.966i$
Analytic conductor: \(3.03431\)
Root analytic conductor: \(1.74192\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{380} (151, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 380,\ (\ :1/2),\ 0.256 + 0.966i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.41999 - 1.09230i\)
\(L(\frac12)\) \(\approx\) \(1.41999 - 1.09230i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.611 + 1.27i)T \)
5 \( 1 + T \)
19 \( 1 + (2.58 - 3.50i)T \)
good3 \( 1 - 3.21T + 3T^{2} \)
7 \( 1 + 3.02iT - 7T^{2} \)
11 \( 1 - 0.488iT - 11T^{2} \)
13 \( 1 + 0.943iT - 13T^{2} \)
17 \( 1 - 3.16T + 17T^{2} \)
23 \( 1 + 7.08iT - 23T^{2} \)
29 \( 1 - 8.80iT - 29T^{2} \)
31 \( 1 + 3.66T + 31T^{2} \)
37 \( 1 - 1.11iT - 37T^{2} \)
41 \( 1 - 1.56iT - 41T^{2} \)
43 \( 1 + 3.58iT - 43T^{2} \)
47 \( 1 + 0.471iT - 47T^{2} \)
53 \( 1 - 12.4iT - 53T^{2} \)
59 \( 1 + 8.65T + 59T^{2} \)
61 \( 1 + 8.62T + 61T^{2} \)
67 \( 1 + 6.59T + 67T^{2} \)
71 \( 1 - 13.9T + 71T^{2} \)
73 \( 1 + 11.6T + 73T^{2} \)
79 \( 1 + 10.5T + 79T^{2} \)
83 \( 1 - 18.0iT - 83T^{2} \)
89 \( 1 - 9.83iT - 89T^{2} \)
97 \( 1 + 1.71iT - 97T^{2} \)
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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

−10.66200679096062333390269093910, −10.33800751736307266383536383379, −9.269310319651400086374195089184, −8.475026989386514992815821384775, −7.76320465187196873407829877262, −7.08637456754047455411034268625, −4.49812434150299475445477433320, −3.73738102176294996420888300445, −2.87887695221089379499452324330, −1.42980157425830407484887403142, 1.96024940294666458348385314496, 3.34772591273115948436903329119, 4.57155332774930705572362434006, 5.95770378339800031962096809649, 7.29834798973310221190247764721, 7.913955492014899714676826454352, 8.757214930133166686197193274063, 9.264960789719907461468880244556, 10.05602522460208049542027270372, 11.52407526346795428898657338241

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