Properties

Label 2-38-19.6-c5-0-0
Degree $2$
Conductor $38$
Sign $-0.966 + 0.257i$
Analytic cond. $6.09458$
Root an. cond. $2.46872$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−3.06 + 2.57i)2-s + (0.577 + 0.210i)3-s + (2.77 − 15.7i)4-s + (2.13 + 12.1i)5-s + (−2.30 + 0.840i)6-s + (−76.5 + 132. i)7-s + (32.0 + 55.4i)8-s + (−185. − 155. i)9-s + (−37.6 − 31.5i)10-s + (−240. − 416. i)11-s + (4.91 − 8.50i)12-s + (−644. + 234. i)13-s + (−106. − 603. i)14-s + (−1.31 + 7.43i)15-s + (−240. − 87.5i)16-s + (−9.99e2 + 838. i)17-s + ⋯
L(s)  = 1  + (−0.541 + 0.454i)2-s + (0.0370 + 0.0134i)3-s + (0.0868 − 0.492i)4-s + (0.0381 + 0.216i)5-s + (−0.0261 + 0.00952i)6-s + (−0.590 + 1.02i)7-s + (0.176 + 0.306i)8-s + (−0.764 − 0.641i)9-s + (−0.119 − 0.0999i)10-s + (−0.598 − 1.03i)11-s + (0.00984 − 0.0170i)12-s + (−1.05 + 0.384i)13-s + (−0.145 − 0.822i)14-s + (−0.00150 + 0.00852i)15-s + (−0.234 − 0.0855i)16-s + (−0.838 + 0.703i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.966 + 0.257i)\, \overline{\Lambda}(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & (-0.966 + 0.257i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(38\)    =    \(2 \cdot 19\)
Sign: $-0.966 + 0.257i$
Analytic conductor: \(6.09458\)
Root analytic conductor: \(2.46872\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: $\chi_{38} (25, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 38,\ (\ :5/2),\ -0.966 + 0.257i)\)

Particular Values

\(L(3)\) \(\approx\) \(0.0244104 - 0.186691i\)
\(L(\frac12)\) \(\approx\) \(0.0244104 - 0.186691i\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (3.06 - 2.57i)T \)
19 \( 1 + (158. + 1.56e3i)T \)
good3 \( 1 + (-0.577 - 0.210i)T + (186. + 156. i)T^{2} \)
5 \( 1 + (-2.13 - 12.1i)T + (-2.93e3 + 1.06e3i)T^{2} \)
7 \( 1 + (76.5 - 132. i)T + (-8.40e3 - 1.45e4i)T^{2} \)
11 \( 1 + (240. + 416. i)T + (-8.05e4 + 1.39e5i)T^{2} \)
13 \( 1 + (644. - 234. i)T + (2.84e5 - 2.38e5i)T^{2} \)
17 \( 1 + (9.99e2 - 838. i)T + (2.46e5 - 1.39e6i)T^{2} \)
23 \( 1 + (754. - 4.27e3i)T + (-6.04e6 - 2.20e6i)T^{2} \)
29 \( 1 + (-3.61e3 - 3.03e3i)T + (3.56e6 + 2.01e7i)T^{2} \)
31 \( 1 + (-225. + 389. i)T + (-1.43e7 - 2.47e7i)T^{2} \)
37 \( 1 + 5.23e3T + 6.93e7T^{2} \)
41 \( 1 + (-253. - 92.2i)T + (8.87e7 + 7.44e7i)T^{2} \)
43 \( 1 + (1.63e3 + 9.25e3i)T + (-1.38e8 + 5.02e7i)T^{2} \)
47 \( 1 + (2.06e3 + 1.73e3i)T + (3.98e7 + 2.25e8i)T^{2} \)
53 \( 1 + (4.77e3 - 2.70e4i)T + (-3.92e8 - 1.43e8i)T^{2} \)
59 \( 1 + (-2.13e4 + 1.78e4i)T + (1.24e8 - 7.04e8i)T^{2} \)
61 \( 1 + (2.37e3 - 1.34e4i)T + (-7.93e8 - 2.88e8i)T^{2} \)
67 \( 1 + (5.24e4 + 4.39e4i)T + (2.34e8 + 1.32e9i)T^{2} \)
71 \( 1 + (-2.29e3 - 1.30e4i)T + (-1.69e9 + 6.17e8i)T^{2} \)
73 \( 1 + (-7.68e4 - 2.79e4i)T + (1.58e9 + 1.33e9i)T^{2} \)
79 \( 1 + (3.21e4 + 1.17e4i)T + (2.35e9 + 1.97e9i)T^{2} \)
83 \( 1 + (2.13e4 - 3.69e4i)T + (-1.96e9 - 3.41e9i)T^{2} \)
89 \( 1 + (5.36e4 - 1.95e4i)T + (4.27e9 - 3.58e9i)T^{2} \)
97 \( 1 + (5.01e4 - 4.20e4i)T + (1.49e9 - 8.45e9i)T^{2} \)
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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

−15.81268004839002811628624591490, −15.06234069496897521982828561641, −13.75851241015641527920232675950, −12.22173253751176513815241468554, −10.95197496302787592609655381877, −9.374777668309350975363406338203, −8.524404260023168047751692542745, −6.72455601486398021292688907276, −5.51128951926801601936816653710, −2.79579832922109523893367180289, 0.11759454141334719616698984200, 2.55499354444686674176368838718, 4.69064980145113284596614454325, 6.98923741222788668537122686583, 8.238541288067807461013193165150, 9.869302440233277400273671674522, 10.63957855385721087032693662671, 12.23218595410788876792177278187, 13.24381663599126115684073937897, 14.56113717541529512540543393208

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