Normalization:  

Dirichlet series

L(s)  = 1  − 2·2-s + 2·4-s − 5-s + 2·7-s + 2·10-s − 4·13-s − 4·14-s − 4·16-s − 2·17-s − 2·20-s + 23-s − 4·25-s + 8·26-s + 4·28-s + 7·31-s + 8·32-s + 4·34-s − 2·35-s + 3·37-s − 8·41-s + 6·43-s − 2·46-s − 8·47-s − 3·49-s + 8·50-s − 8·52-s + 6·53-s + ⋯
L(s)  = 1  − 1.41·2-s + 4-s − 0.447·5-s + 0.755·7-s + 0.632·10-s − 1.10·13-s − 1.06·14-s − 16-s − 0.485·17-s − 0.447·20-s + 0.208·23-s − 4/5·25-s + 1.56·26-s + 0.755·28-s + 1.25·31-s + 1.41·32-s + 0.685·34-s − 0.338·35-s + 0.493·37-s − 1.24·41-s + 0.914·43-s − 0.294·46-s − 1.16·47-s − 3/7·49-s + 1.13·50-s − 1.10·52-s + 0.824·53-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1089 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1089 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1089\)    =    \(3^{2} \cdot 11^{2}\)
Sign: $-1$
Analytic conductor: \(8.69570\)
Root analytic conductor: \(2.94884\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1089,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad3 \( 1 \)
11 \( 1 \)
good2 \( 1 + p T + p T^{2} \) 1.2.c
5 \( 1 + T + p T^{2} \) 1.5.b
7 \( 1 - 2 T + p T^{2} \) 1.7.ac
13 \( 1 + 4 T + p T^{2} \) 1.13.e
17 \( 1 + 2 T + p T^{2} \) 1.17.c
19 \( 1 + p T^{2} \) 1.19.a
23 \( 1 - T + p T^{2} \) 1.23.ab
29 \( 1 + p T^{2} \) 1.29.a
31 \( 1 - 7 T + p T^{2} \) 1.31.ah
37 \( 1 - 3 T + p T^{2} \) 1.37.ad
41 \( 1 + 8 T + p T^{2} \) 1.41.i
43 \( 1 - 6 T + p T^{2} \) 1.43.ag
47 \( 1 + 8 T + p T^{2} \) 1.47.i
53 \( 1 - 6 T + p T^{2} \) 1.53.ag
59 \( 1 + 5 T + p T^{2} \) 1.59.f
61 \( 1 + 12 T + p T^{2} \) 1.61.m
67 \( 1 + 7 T + p T^{2} \) 1.67.h
71 \( 1 - 3 T + p T^{2} \) 1.71.ad
73 \( 1 + 4 T + p T^{2} \) 1.73.e
79 \( 1 - 10 T + p T^{2} \) 1.79.ak
83 \( 1 + 6 T + p T^{2} \) 1.83.g
89 \( 1 + 15 T + p T^{2} \) 1.89.p
97 \( 1 + 7 T + p T^{2} \) 1.97.h
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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

−9.461316816361475492652505870168, −8.571719581705043558005338128568, −7.927183238362238013907773101180, −7.36742097706937993051027630389, −6.42924768192751341652305216268, −5.01784321266906662288549345024, −4.27593882764012714082242634416, −2.65868050490226641918200240944, −1.51509492168516879981983515735, 0, 1.51509492168516879981983515735, 2.65868050490226641918200240944, 4.27593882764012714082242634416, 5.01784321266906662288549345024, 6.42924768192751341652305216268, 7.36742097706937993051027630389, 7.927183238362238013907773101180, 8.571719581705043558005338128568, 9.461316816361475492652505870168

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