Properties

Label 2-38-19.6-c5-0-3
Degree $2$
Conductor $38$
Sign $0.0471 - 0.998i$
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 + (17.5 + 6.39i)3-s + (2.77 − 15.7i)4-s + (12.8 + 73.1i)5-s + (−70.2 + 25.5i)6-s + (75.2 − 130. i)7-s + (32.0 + 55.4i)8-s + (81.4 + 68.3i)9-s + (−227. − 190. i)10-s + (388. + 673. i)11-s + (149. − 258. i)12-s + (−1.01e3 + 369. i)13-s + (104. + 592. i)14-s + (−240. + 1.36e3i)15-s + (−240. − 87.5i)16-s + (264. − 222. i)17-s + ⋯
L(s)  = 1  + (−0.541 + 0.454i)2-s + (1.12 + 0.410i)3-s + (0.0868 − 0.492i)4-s + (0.230 + 1.30i)5-s + (−0.796 + 0.289i)6-s + (0.580 − 1.00i)7-s + (0.176 + 0.306i)8-s + (0.335 + 0.281i)9-s + (−0.719 − 0.603i)10-s + (0.968 + 1.67i)11-s + (0.299 − 0.519i)12-s + (−1.66 + 0.607i)13-s + (0.142 + 0.808i)14-s + (−0.276 + 1.56i)15-s + (−0.234 − 0.0855i)16-s + (0.222 − 0.186i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.0471 - 0.998i)\, \overline{\Lambda}(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & (0.0471 - 0.998i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(38\)    =    \(2 \cdot 19\)
Sign: $0.0471 - 0.998i$
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: \((2,\ 38,\ (\ :5/2),\ 0.0471 - 0.998i)\)

Particular Values

\(L(3)\) \(\approx\) \(1.30416 + 1.24408i\)
\(L(\frac12)\) \(\approx\) \(1.30416 + 1.24408i\)
\(L(\frac{7}{2})\) 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 \( 1 + (-1.54e3 - 322. i)T \)
good3 \( 1 + (-17.5 - 6.39i)T + (186. + 156. i)T^{2} \)
5 \( 1 + (-12.8 - 73.1i)T + (-2.93e3 + 1.06e3i)T^{2} \)
7 \( 1 + (-75.2 + 130. i)T + (-8.40e3 - 1.45e4i)T^{2} \)
11 \( 1 + (-388. - 673. i)T + (-8.05e4 + 1.39e5i)T^{2} \)
13 \( 1 + (1.01e3 - 369. i)T + (2.84e5 - 2.38e5i)T^{2} \)
17 \( 1 + (-264. + 222. i)T + (2.46e5 - 1.39e6i)T^{2} \)
23 \( 1 + (-262. + 1.49e3i)T + (-6.04e6 - 2.20e6i)T^{2} \)
29 \( 1 + (2.85e3 + 2.39e3i)T + (3.56e6 + 2.01e7i)T^{2} \)
31 \( 1 + (-3.30e3 + 5.73e3i)T + (-1.43e7 - 2.47e7i)T^{2} \)
37 \( 1 - 1.09e4T + 6.93e7T^{2} \)
41 \( 1 + (4.78e3 + 1.74e3i)T + (8.87e7 + 7.44e7i)T^{2} \)
43 \( 1 + (1.82e3 + 1.03e4i)T + (-1.38e8 + 5.02e7i)T^{2} \)
47 \( 1 + (-1.98e3 - 1.66e3i)T + (3.98e7 + 2.25e8i)T^{2} \)
53 \( 1 + (-4.01e3 + 2.27e4i)T + (-3.92e8 - 1.43e8i)T^{2} \)
59 \( 1 + (-3.98e3 + 3.34e3i)T + (1.24e8 - 7.04e8i)T^{2} \)
61 \( 1 + (2.65e3 - 1.50e4i)T + (-7.93e8 - 2.88e8i)T^{2} \)
67 \( 1 + (-4.57e3 - 3.84e3i)T + (2.34e8 + 1.32e9i)T^{2} \)
71 \( 1 + (-3.80e3 - 2.15e4i)T + (-1.69e9 + 6.17e8i)T^{2} \)
73 \( 1 + (7.13e3 + 2.59e3i)T + (1.58e9 + 1.33e9i)T^{2} \)
79 \( 1 + (4.20e4 + 1.53e4i)T + (2.35e9 + 1.97e9i)T^{2} \)
83 \( 1 + (1.12e4 - 1.94e4i)T + (-1.96e9 - 3.41e9i)T^{2} \)
89 \( 1 + (-3.93e4 + 1.43e4i)T + (4.27e9 - 3.58e9i)T^{2} \)
97 \( 1 + (3.91e4 - 3.28e4i)T + (1.49e9 - 8.45e9i)T^{2} \)
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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

−14.98471921606942957345247659691, −14.68220637377088557860512844657, −13.95799517878548645854793259050, −11.69314981143523743407908318586, −10.01261339117293103921433528754, −9.590736967223193672710598340367, −7.62517429577163397798785701153, −6.96370361045343975670494323300, −4.29480108155490786752336370201, −2.29561732479272181474521253171, 1.26793158345256148367139641055, 2.93361391906383609929797715567, 5.32505489124285382339132218253, 7.85445796921399626215352003333, 8.743725155036067643523796340935, 9.412874455361275014455824630404, 11.56466033931603467803878368637, 12.53787291615263305196057481121, 13.72076553918407351396170328931, 14.82062635982439547301492911603

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