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Properties

Label 2-108-4.3-c4-0-20
Degree $2$
Conductor $108$
Sign $0.191 + 0.981i$
Analytic cond. $11.1639$
Root an. cond. $3.34125$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−3.98 + 0.385i)2-s + (15.7 − 3.06i)4-s + 22.8·5-s − 82.1i·7-s + (−61.3 + 18.2i)8-s + (−90.8 + 8.79i)10-s + 107. i·11-s + 57.1·13-s + (31.6 + 326. i)14-s + (237. − 96.3i)16-s − 291.·17-s − 304. i·19-s + (358. − 69.9i)20-s + (−41.3 − 427. i)22-s − 982. i·23-s + ⋯
L(s)  = 1  + (−0.995 + 0.0963i)2-s + (0.981 − 0.191i)4-s + 0.912·5-s − 1.67i·7-s + (−0.958 + 0.285i)8-s + (−0.908 + 0.0879i)10-s + 0.886i·11-s + 0.338·13-s + (0.161 + 1.66i)14-s + (0.926 − 0.376i)16-s − 1.01·17-s − 0.844i·19-s + (0.895 − 0.174i)20-s + (−0.0854 − 0.882i)22-s − 1.85i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 108 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.191 + 0.981i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 108 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (0.191 + 0.981i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(108\)    =    \(2^{2} \cdot 3^{3}\)
Sign: $0.191 + 0.981i$
Analytic conductor: \(11.1639\)
Root analytic conductor: \(3.34125\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{108} (55, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 108,\ (\ :2),\ 0.191 + 0.981i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(0.874842 - 0.720425i\)
\(L(\frac12)\) \(\approx\) \(0.874842 - 0.720425i\)
\(L(3)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (3.98 - 0.385i)T \)
3 \( 1 \)
good5 \( 1 - 22.8T + 625T^{2} \)
7 \( 1 + 82.1iT - 2.40e3T^{2} \)
11 \( 1 - 107. iT - 1.46e4T^{2} \)
13 \( 1 - 57.1T + 2.85e4T^{2} \)
17 \( 1 + 291.T + 8.35e4T^{2} \)
19 \( 1 + 304. iT - 1.30e5T^{2} \)
23 \( 1 + 982. iT - 2.79e5T^{2} \)
29 \( 1 - 1.04e3T + 7.07e5T^{2} \)
31 \( 1 + 783. iT - 9.23e5T^{2} \)
37 \( 1 - 1.40e3T + 1.87e6T^{2} \)
41 \( 1 - 363.T + 2.82e6T^{2} \)
43 \( 1 - 64.7iT - 3.41e6T^{2} \)
47 \( 1 + 3.49e3iT - 4.87e6T^{2} \)
53 \( 1 + 3.26e3T + 7.89e6T^{2} \)
59 \( 1 - 867. iT - 1.21e7T^{2} \)
61 \( 1 - 6.03e3T + 1.38e7T^{2} \)
67 \( 1 - 3.42e3iT - 2.01e7T^{2} \)
71 \( 1 + 3.18e3iT - 2.54e7T^{2} \)
73 \( 1 + 4.26e3T + 2.83e7T^{2} \)
79 \( 1 - 7.53e3iT - 3.89e7T^{2} \)
83 \( 1 - 586. iT - 4.74e7T^{2} \)
89 \( 1 + 5.78e3T + 6.27e7T^{2} \)
97 \( 1 - 1.08e4T + 8.85e7T^{2} \)
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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

−12.85378058532308950447665502357, −11.27003108400850625818922696379, −10.36929571220774334450235403477, −9.731879636699035049628626455315, −8.451619223390909265151881874818, −7.12044226990776715576550823932, −6.40847122551659817951401062272, −4.46479231212125653614048863288, −2.29155572848525603302774112394, −0.69920590090473968277336336871, 1.67074873845682746378983813636, 2.93915408115188284564109645471, 5.65182151571346463244814808895, 6.31111182155729322409317239105, 8.107727716607807041666117171267, 9.004156991249712124549064408790, 9.733200230139926335400285320967, 11.06888240703528882631379105325, 11.90994054123274705361118489607, 13.05584911163756814341470360621

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