Properties

Label 2-18e2-108.103-c2-0-25
Degree $2$
Conductor $324$
Sign $0.714 + 0.699i$
Analytic cond. $8.82836$
Root an. cond. $2.97125$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (1.93 − 0.503i)2-s + (3.49 − 1.94i)4-s + (−3.67 + 1.33i)5-s + (2.42 − 0.428i)7-s + (5.78 − 5.52i)8-s + (−6.43 + 4.43i)10-s + (6.11 − 16.8i)11-s + (15.7 + 13.2i)13-s + (4.48 − 2.05i)14-s + (8.41 − 13.6i)16-s + (11.4 − 19.8i)17-s + (6.65 − 3.83i)19-s + (−10.2 + 11.8i)20-s + (3.38 − 35.6i)22-s + (−1.94 − 0.343i)23-s + ⋯
L(s)  = 1  + (0.967 − 0.251i)2-s + (0.873 − 0.486i)4-s + (−0.734 + 0.267i)5-s + (0.346 − 0.0611i)7-s + (0.722 − 0.690i)8-s + (−0.643 + 0.443i)10-s + (0.556 − 1.52i)11-s + (1.21 + 1.01i)13-s + (0.320 − 0.146i)14-s + (0.525 − 0.850i)16-s + (0.674 − 1.16i)17-s + (0.350 − 0.202i)19-s + (−0.511 + 0.590i)20-s + (0.153 − 1.61i)22-s + (−0.0846 − 0.0149i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.714 + 0.699i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.714 + 0.699i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(324\)    =    \(2^{2} \cdot 3^{4}\)
Sign: $0.714 + 0.699i$
Analytic conductor: \(8.82836\)
Root analytic conductor: \(2.97125\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{324} (199, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 324,\ (\ :1),\ 0.714 + 0.699i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(2.74373 - 1.12032i\)
\(L(\frac12)\) \(\approx\) \(2.74373 - 1.12032i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-1.93 + 0.503i)T \)
3 \( 1 \)
good5 \( 1 + (3.67 - 1.33i)T + (19.1 - 16.0i)T^{2} \)
7 \( 1 + (-2.42 + 0.428i)T + (46.0 - 16.7i)T^{2} \)
11 \( 1 + (-6.11 + 16.8i)T + (-92.6 - 77.7i)T^{2} \)
13 \( 1 + (-15.7 - 13.2i)T + (29.3 + 166. i)T^{2} \)
17 \( 1 + (-11.4 + 19.8i)T + (-144.5 - 250. i)T^{2} \)
19 \( 1 + (-6.65 + 3.83i)T + (180.5 - 312. i)T^{2} \)
23 \( 1 + (1.94 + 0.343i)T + (497. + 180. i)T^{2} \)
29 \( 1 + (33.6 - 28.2i)T + (146. - 828. i)T^{2} \)
31 \( 1 + (-20.3 - 3.58i)T + (903. + 328. i)T^{2} \)
37 \( 1 + (15.3 - 26.6i)T + (-684.5 - 1.18e3i)T^{2} \)
41 \( 1 + (-4.57 - 3.83i)T + (291. + 1.65e3i)T^{2} \)
43 \( 1 + (-10.9 + 29.9i)T + (-1.41e3 - 1.18e3i)T^{2} \)
47 \( 1 + (53.8 - 9.49i)T + (2.07e3 - 755. i)T^{2} \)
53 \( 1 + 19.4T + 2.80e3T^{2} \)
59 \( 1 + (-19.2 - 52.7i)T + (-2.66e3 + 2.23e3i)T^{2} \)
61 \( 1 + (2.78 + 15.7i)T + (-3.49e3 + 1.27e3i)T^{2} \)
67 \( 1 + (-1.41 + 1.68i)T + (-779. - 4.42e3i)T^{2} \)
71 \( 1 + (-86.0 - 49.7i)T + (2.52e3 + 4.36e3i)T^{2} \)
73 \( 1 + (-31.8 - 55.0i)T + (-2.66e3 + 4.61e3i)T^{2} \)
79 \( 1 + (12.9 + 15.4i)T + (-1.08e3 + 6.14e3i)T^{2} \)
83 \( 1 + (33.4 + 39.9i)T + (-1.19e3 + 6.78e3i)T^{2} \)
89 \( 1 + (-8.30 - 14.3i)T + (-3.96e3 + 6.85e3i)T^{2} \)
97 \( 1 + (120. + 43.6i)T + (7.20e3 + 6.04e3i)T^{2} \)
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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

−11.41473597199892602156922921776, −10.93611327809718485216786603760, −9.482572336109990747112274585500, −8.350799341242134089893176028628, −7.20958017061865195501132775049, −6.27872240075301678591759993140, −5.20114843168921055758112098910, −3.87910093329544112176585939273, −3.19517132146790117988078281454, −1.25158874964792794091680859977, 1.72517598826565302401895834090, 3.55310952706893060499071532470, 4.29336756015728994904771998371, 5.49397305669168949458057288087, 6.49865815058342289538813172524, 7.80003992052683554957586493086, 8.157835533232052135400741709935, 9.778677970590549962547184596308, 10.88461565684159089003301487741, 11.74254740734870222199631695741

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