Properties

Label 2-864-216.157-c1-0-9
Degree $2$
Conductor $864$
Sign $-0.774 - 0.632i$
Analytic cond. $6.89907$
Root an. cond. $2.62660$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (0.684 + 1.59i)3-s + (1.15 + 3.17i)5-s + (−0.593 − 3.36i)7-s + (−2.06 + 2.17i)9-s + (−0.197 + 0.541i)11-s + (−4.30 + 5.12i)13-s + (−4.25 + 4.00i)15-s + (1.15 − 2.00i)17-s + (−0.353 + 0.203i)19-s + (4.94 − 3.24i)21-s + (−1.15 + 6.53i)23-s + (−4.89 + 4.10i)25-s + (−4.87 − 1.78i)27-s + (2.24 + 2.67i)29-s + (0.382 − 2.17i)31-s + ⋯
L(s)  = 1  + (0.395 + 0.918i)3-s + (0.516 + 1.41i)5-s + (−0.224 − 1.27i)7-s + (−0.687 + 0.726i)9-s + (−0.0594 + 0.163i)11-s + (−1.19 + 1.42i)13-s + (−1.09 + 1.03i)15-s + (0.281 − 0.486i)17-s + (−0.0810 + 0.0467i)19-s + (1.07 − 0.708i)21-s + (−0.240 + 1.36i)23-s + (−0.978 + 0.821i)25-s + (−0.938 − 0.344i)27-s + (0.417 + 0.497i)29-s + (0.0687 − 0.390i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 864 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.774 - 0.632i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 864 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.774 - 0.632i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(864\)    =    \(2^{5} \cdot 3^{3}\)
Sign: $-0.774 - 0.632i$
Analytic conductor: \(6.89907\)
Root analytic conductor: \(2.62660\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{864} (49, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 864,\ (\ :1/2),\ -0.774 - 0.632i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.501257 + 1.40543i\)
\(L(\frac12)\) \(\approx\) \(0.501257 + 1.40543i\)
\(L(\frac{3}{2})\) 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 \( 1 + (-0.684 - 1.59i)T \)
good5 \( 1 + (-1.15 - 3.17i)T + (-3.83 + 3.21i)T^{2} \)
7 \( 1 + (0.593 + 3.36i)T + (-6.57 + 2.39i)T^{2} \)
11 \( 1 + (0.197 - 0.541i)T + (-8.42 - 7.07i)T^{2} \)
13 \( 1 + (4.30 - 5.12i)T + (-2.25 - 12.8i)T^{2} \)
17 \( 1 + (-1.15 + 2.00i)T + (-8.5 - 14.7i)T^{2} \)
19 \( 1 + (0.353 - 0.203i)T + (9.5 - 16.4i)T^{2} \)
23 \( 1 + (1.15 - 6.53i)T + (-21.6 - 7.86i)T^{2} \)
29 \( 1 + (-2.24 - 2.67i)T + (-5.03 + 28.5i)T^{2} \)
31 \( 1 + (-0.382 + 2.17i)T + (-29.1 - 10.6i)T^{2} \)
37 \( 1 + (-1.05 - 0.607i)T + (18.5 + 32.0i)T^{2} \)
41 \( 1 + (-5.09 - 4.27i)T + (7.11 + 40.3i)T^{2} \)
43 \( 1 + (-0.442 + 1.21i)T + (-32.9 - 27.6i)T^{2} \)
47 \( 1 + (-0.547 - 3.10i)T + (-44.1 + 16.0i)T^{2} \)
53 \( 1 + 9.35iT - 53T^{2} \)
59 \( 1 + (3.00 + 8.25i)T + (-45.1 + 37.9i)T^{2} \)
61 \( 1 + (-4.67 + 0.824i)T + (57.3 - 20.8i)T^{2} \)
67 \( 1 + (9.67 - 11.5i)T + (-11.6 - 65.9i)T^{2} \)
71 \( 1 + (-3.92 + 6.79i)T + (-35.5 - 61.4i)T^{2} \)
73 \( 1 + (-0.641 - 1.11i)T + (-36.5 + 63.2i)T^{2} \)
79 \( 1 + (3.84 - 3.22i)T + (13.7 - 77.7i)T^{2} \)
83 \( 1 + (-6.67 - 7.95i)T + (-14.4 + 81.7i)T^{2} \)
89 \( 1 + (2.86 + 4.96i)T + (-44.5 + 77.0i)T^{2} \)
97 \( 1 + (-10.5 - 3.84i)T + (74.3 + 62.3i)T^{2} \)
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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

−10.21264447401798049669210916410, −9.869642480006733790355502572542, −9.210611057580536176564930660666, −7.68972082224715119717828880580, −7.16908960886273509397487216476, −6.31808508747056081143195639746, −5.01344344579863522550812942529, −4.05974079195618533960732597883, −3.17928562297354928361776007600, −2.14188617283269461246576231098, 0.65732007729384735448578499109, 2.12230111163878232212112996151, 2.92063780519692672621087484192, 4.66399915646043293880705059654, 5.64828240368355645213355896975, 6.07585235654954416917401351236, 7.48477424347453827903319194529, 8.335323038044559186240430923141, 8.803933306917330165861183171576, 9.568880056494365607596355358589

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