Properties

Degree 2
Conductor $ 2^{2} \cdot 3^{4} $
Sign $-0.615 + 0.788i$
Motivic weight 4
Primitive yes
Self-dual no
Analytic rank 0

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−1.75 − 3.59i)2-s + (−9.84 + 12.6i)4-s + 46.6·5-s − 60.5i·7-s + (62.6 + 13.2i)8-s + (−81.9 − 167. i)10-s − 73.6i·11-s − 31.1·13-s + (−217. + 106. i)14-s + (−62.2 − 248. i)16-s + 53.8·17-s + 54.9i·19-s + (−459. + 589. i)20-s + (−264. + 129. i)22-s − 281. i·23-s + ⋯
L(s)  = 1  + (−0.438 − 0.898i)2-s + (−0.615 + 0.788i)4-s + 1.86·5-s − 1.23i·7-s + (0.978 + 0.206i)8-s + (−0.819 − 1.67i)10-s − 0.608i·11-s − 0.184·13-s + (−1.11 + 0.542i)14-s + (−0.243 − 0.969i)16-s + 0.186·17-s + 0.152i·19-s + (−1.14 + 1.47i)20-s + (−0.546 + 0.266i)22-s − 0.532i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.615 + 0.788i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (-0.615 + 0.788i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

\( d \)  =  \(2\)
\( N \)  =  \(324\)    =    \(2^{2} \cdot 3^{4}\)
\( \varepsilon \)  =  $-0.615 + 0.788i$
motivic weight  =  \(4\)
character  :  $\chi_{324} (163, \cdot )$
primitive  :  yes
self-dual  :  no
analytic rank  =  \(0\)
Selberg data  =  \((2,\ 324,\ (\ :2),\ -0.615 + 0.788i)\)
\(L(\frac{5}{2})\)  \(\approx\)  \(2.007471817\)
\(L(\frac12)\)  \(\approx\)  \(2.007471817\)
\(L(3)\)   not available
\(L(1)\)   not available

Euler product

\[L(s) = \prod_{p \text{ prime}} F_p(p^{-s})^{-1} \]where, for $p \notin \{2,\;3\}$,\(F_p(T)\) is a polynomial of degree 2. If $p \in \{2,\;3\}$, then $F_p(T)$ is a polynomial of degree at most 1.
$p$$F_p(T)$
bad2 \( 1 + (1.75 + 3.59i)T \)
3 \( 1 \)
good5 \( 1 - 46.6T + 625T^{2} \)
7 \( 1 + 60.5iT - 2.40e3T^{2} \)
11 \( 1 + 73.6iT - 1.46e4T^{2} \)
13 \( 1 + 31.1T + 2.85e4T^{2} \)
17 \( 1 - 53.8T + 8.35e4T^{2} \)
19 \( 1 - 54.9iT - 1.30e5T^{2} \)
23 \( 1 + 281. iT - 2.79e5T^{2} \)
29 \( 1 + 447.T + 7.07e5T^{2} \)
31 \( 1 + 277. iT - 9.23e5T^{2} \)
37 \( 1 - 1.01e3T + 1.87e6T^{2} \)
41 \( 1 - 1.89e3T + 2.82e6T^{2} \)
43 \( 1 - 769. iT - 3.41e6T^{2} \)
47 \( 1 + 2.74e3iT - 4.87e6T^{2} \)
53 \( 1 + 4.64e3T + 7.89e6T^{2} \)
59 \( 1 + 303. iT - 1.21e7T^{2} \)
61 \( 1 - 956.T + 1.38e7T^{2} \)
67 \( 1 + 6.94e3iT - 2.01e7T^{2} \)
71 \( 1 - 5.97e3iT - 2.54e7T^{2} \)
73 \( 1 + 4.33e3T + 2.83e7T^{2} \)
79 \( 1 + 3.80e3iT - 3.89e7T^{2} \)
83 \( 1 - 3.15e3iT - 4.74e7T^{2} \)
89 \( 1 + 7.13e3T + 6.27e7T^{2} \)
97 \( 1 + 1.96e3T + 8.85e7T^{2} \)
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\[\begin{aligned}L(s) = \prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\end{aligned}\]

Imaginary part of the first few zeros on the critical line

−10.53040762082929532296942454185, −9.837501735718840780242456674227, −9.174363856202915637380133080926, −7.989866729164433461260193973613, −6.79531384239577347337532467724, −5.63008530192975342798278916201, −4.37427564050582932624456299720, −2.99609349841148681587356673717, −1.80151765294612462596472454507, −0.72393605848582869188956677459, 1.47147510413788594077423114865, 2.50375107498926837624772315299, 4.82191319360758231281827956072, 5.69853520096722251537511020577, 6.22098763272688644818112399987, 7.39733264953367177018717810519, 8.710975813829412226988793288475, 9.441059827792387776008855913960, 9.869243519664426269632954790279, 11.00989911531193486999927941714

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