Properties

Label 2-38-19.4-c5-0-6
Degree $2$
Conductor $38$
Sign $0.999 + 0.0320i$
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  + (3.75 + 1.36i)2-s + (−0.383 − 2.17i)3-s + (12.2 + 10.2i)4-s + (53.6 − 44.9i)5-s + (1.53 − 8.69i)6-s + (−9.54 + 16.5i)7-s + (32.0 + 55.4i)8-s + (223. − 81.4i)9-s + (263. − 95.7i)10-s + (221. + 383. i)11-s + (17.6 − 30.5i)12-s + (66.2 − 375. i)13-s + (−58.4 + 49.0i)14-s + (−118. − 99.2i)15-s + (44.4 + 252. i)16-s + (−1.38e3 − 504. i)17-s + ⋯
L(s)  = 1  + (0.664 + 0.241i)2-s + (−0.0245 − 0.139i)3-s + (0.383 + 0.321i)4-s + (0.959 − 0.804i)5-s + (0.0173 − 0.0985i)6-s + (−0.0736 + 0.127i)7-s + (0.176 + 0.306i)8-s + (0.920 − 0.335i)9-s + (0.831 − 0.302i)10-s + (0.552 + 0.956i)11-s + (0.0353 − 0.0613i)12-s + (0.108 − 0.616i)13-s + (−0.0797 + 0.0669i)14-s + (−0.135 − 0.113i)15-s + (0.0434 + 0.246i)16-s + (−1.16 − 0.423i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.999 + 0.0320i)\, \overline{\Lambda}(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & (0.999 + 0.0320i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(38\)    =    \(2 \cdot 19\)
Sign: $0.999 + 0.0320i$
Analytic conductor: \(6.09458\)
Root analytic conductor: \(2.46872\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: $\chi_{38} (23, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 38,\ (\ :5/2),\ 0.999 + 0.0320i)\)

Particular Values

\(L(3)\) \(\approx\) \(2.63647 - 0.0422775i\)
\(L(\frac12)\) \(\approx\) \(2.63647 - 0.0422775i\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-3.75 - 1.36i)T \)
19 \( 1 + (-548. - 1.47e3i)T \)
good3 \( 1 + (0.383 + 2.17i)T + (-228. + 83.1i)T^{2} \)
5 \( 1 + (-53.6 + 44.9i)T + (542. - 3.07e3i)T^{2} \)
7 \( 1 + (9.54 - 16.5i)T + (-8.40e3 - 1.45e4i)T^{2} \)
11 \( 1 + (-221. - 383. i)T + (-8.05e4 + 1.39e5i)T^{2} \)
13 \( 1 + (-66.2 + 375. i)T + (-3.48e5 - 1.26e5i)T^{2} \)
17 \( 1 + (1.38e3 + 504. i)T + (1.08e6 + 9.12e5i)T^{2} \)
23 \( 1 + (2.89e3 + 2.42e3i)T + (1.11e6 + 6.33e6i)T^{2} \)
29 \( 1 + (5.18e3 - 1.88e3i)T + (1.57e7 - 1.31e7i)T^{2} \)
31 \( 1 + (1.99e3 - 3.45e3i)T + (-1.43e7 - 2.47e7i)T^{2} \)
37 \( 1 + 6.45e3T + 6.93e7T^{2} \)
41 \( 1 + (-219. - 1.24e3i)T + (-1.08e8 + 3.96e7i)T^{2} \)
43 \( 1 + (-2.99e3 + 2.51e3i)T + (2.55e7 - 1.44e8i)T^{2} \)
47 \( 1 + (-1.62e4 + 5.91e3i)T + (1.75e8 - 1.47e8i)T^{2} \)
53 \( 1 + (-1.46e4 - 1.23e4i)T + (7.26e7 + 4.11e8i)T^{2} \)
59 \( 1 + (-2.73e4 - 9.93e3i)T + (5.47e8 + 4.59e8i)T^{2} \)
61 \( 1 + (2.65e4 + 2.23e4i)T + (1.46e8 + 8.31e8i)T^{2} \)
67 \( 1 + (2.32e4 - 8.45e3i)T + (1.03e9 - 8.67e8i)T^{2} \)
71 \( 1 + (4.46e4 - 3.74e4i)T + (3.13e8 - 1.77e9i)T^{2} \)
73 \( 1 + (5.47e3 + 3.10e4i)T + (-1.94e9 + 7.09e8i)T^{2} \)
79 \( 1 + (1.18e3 + 6.70e3i)T + (-2.89e9 + 1.05e9i)T^{2} \)
83 \( 1 + (3.03e4 - 5.24e4i)T + (-1.96e9 - 3.41e9i)T^{2} \)
89 \( 1 + (-2.00e4 + 1.13e5i)T + (-5.24e9 - 1.90e9i)T^{2} \)
97 \( 1 + (9.07e4 + 3.30e4i)T + (6.57e9 + 5.51e9i)T^{2} \)
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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

−15.24226401339165167282717587576, −13.96178033805270122757260516448, −12.86600237908196027819616176189, −12.20950424744660456068071217121, −10.22996681650346025910469956210, −9.011435461432290567468291009386, −7.15908948852356729200681104781, −5.76257786823303696088099311895, −4.29494366635097203743201414296, −1.78092204518810082035380332489, 2.02641849901378694533553545013, 3.96443188328375491489922624207, 5.86966880261792672029258453973, 7.03459069475169103070961335671, 9.317758830209723908981656361303, 10.53628483744934641214964264968, 11.53364317000580677448903488017, 13.35649978900455698867199733485, 13.79165911286585784290825775557, 15.12044293104898394836101902537

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