Properties

Label 2-38-19.12-c6-0-9
Degree $2$
Conductor $38$
Sign $-0.386 + 0.922i$
Analytic cond. $8.74205$
Root an. cond. $2.95669$
Motivic weight $6$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (4.89 − 2.82i)2-s + (26.2 − 15.1i)3-s + (15.9 − 27.7i)4-s + (−88.5 − 153. i)5-s + (85.5 − 148. i)6-s − 258.·7-s − 181. i·8-s + (93.3 − 161. i)9-s + (−867. − 500. i)10-s + 794.·11-s − 968. i·12-s + (2.16e3 + 1.25e3i)13-s + (−1.26e3 + 729. i)14-s + (−4.64e3 − 2.67e3i)15-s + (−512. − 886. i)16-s + (−2.02e3 − 3.51e3i)17-s + ⋯
L(s)  = 1  + (0.612 − 0.353i)2-s + (0.970 − 0.560i)3-s + (0.249 − 0.433i)4-s + (−0.708 − 1.22i)5-s + (0.396 − 0.686i)6-s − 0.752·7-s − 0.353i·8-s + (0.128 − 0.221i)9-s + (−0.867 − 0.500i)10-s + 0.597·11-s − 0.560i·12-s + (0.985 + 0.569i)13-s + (−0.460 + 0.265i)14-s + (−1.37 − 0.794i)15-s + (−0.125 − 0.216i)16-s + (−0.412 − 0.715i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.386 + 0.922i)\, \overline{\Lambda}(7-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s+3) \, L(s)\cr =\mathstrut & (-0.386 + 0.922i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(38\)    =    \(2 \cdot 19\)
Sign: $-0.386 + 0.922i$
Analytic conductor: \(8.74205\)
Root analytic conductor: \(2.95669\)
Motivic weight: \(6\)
Rational: no
Arithmetic: yes
Character: $\chi_{38} (31, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 38,\ (\ :3),\ -0.386 + 0.922i)\)

Particular Values

\(L(\frac{7}{2})\) \(\approx\) \(1.48079 - 2.22607i\)
\(L(\frac12)\) \(\approx\) \(1.48079 - 2.22607i\)
\(L(4)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-4.89 + 2.82i)T \)
19 \( 1 + (-6.68e3 + 1.52e3i)T \)
good3 \( 1 + (-26.2 + 15.1i)T + (364.5 - 631. i)T^{2} \)
5 \( 1 + (88.5 + 153. i)T + (-7.81e3 + 1.35e4i)T^{2} \)
7 \( 1 + 258.T + 1.17e5T^{2} \)
11 \( 1 - 794.T + 1.77e6T^{2} \)
13 \( 1 + (-2.16e3 - 1.25e3i)T + (2.41e6 + 4.18e6i)T^{2} \)
17 \( 1 + (2.02e3 + 3.51e3i)T + (-1.20e7 + 2.09e7i)T^{2} \)
23 \( 1 + (-9.30e3 + 1.61e4i)T + (-7.40e7 - 1.28e8i)T^{2} \)
29 \( 1 + (-2.33e4 - 1.34e4i)T + (2.97e8 + 5.15e8i)T^{2} \)
31 \( 1 + 3.04e3iT - 8.87e8T^{2} \)
37 \( 1 - 2.81e4iT - 2.56e9T^{2} \)
41 \( 1 + (5.70e4 - 3.29e4i)T + (2.37e9 - 4.11e9i)T^{2} \)
43 \( 1 + (-6.95e4 - 1.20e5i)T + (-3.16e9 + 5.47e9i)T^{2} \)
47 \( 1 + (-2.28e4 + 3.95e4i)T + (-5.38e9 - 9.33e9i)T^{2} \)
53 \( 1 + (1.14e5 + 6.60e4i)T + (1.10e10 + 1.91e10i)T^{2} \)
59 \( 1 + (6.98e4 - 4.03e4i)T + (2.10e10 - 3.65e10i)T^{2} \)
61 \( 1 + (-9.28e4 + 1.60e5i)T + (-2.57e10 - 4.46e10i)T^{2} \)
67 \( 1 + (3.08e5 + 1.78e5i)T + (4.52e10 + 7.83e10i)T^{2} \)
71 \( 1 + (1.95e5 - 1.12e5i)T + (6.40e10 - 1.10e11i)T^{2} \)
73 \( 1 + (-3.62e5 - 6.28e5i)T + (-7.56e10 + 1.31e11i)T^{2} \)
79 \( 1 + (4.81e5 - 2.77e5i)T + (1.21e11 - 2.10e11i)T^{2} \)
83 \( 1 + 7.58e4T + 3.26e11T^{2} \)
89 \( 1 + (-1.00e6 - 5.77e5i)T + (2.48e11 + 4.30e11i)T^{2} \)
97 \( 1 + (1.50e5 - 8.69e4i)T + (4.16e11 - 7.21e11i)T^{2} \)
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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

−14.30620573647449519373850058614, −13.35806406475588038337206977931, −12.55080405673422421997813564962, −11.39044334035896065429635933796, −9.308637918185952067790397719107, −8.393021523341110395213332269667, −6.74005412718578277199792596966, −4.64676337116917892737916390871, −3.11143511058334911674041873629, −1.10286054525131288642926118236, 3.15008634922153922895307914002, 3.74396135712311811026062760619, 6.21932357759273904576122890898, 7.54791636078728686780249727182, 8.990342721211148472636301272060, 10.50066826601909573427773166881, 11.80963106555191701725047289716, 13.44404044789303773423549352264, 14.38572330530493223575599497407, 15.40985551731171376742346442304

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