Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s + 2·4-s + 5-s − 3·7-s + 2·10-s + 2·11-s − 5·13-s − 6·14-s − 4·16-s + 8·17-s + 19-s + 2·20-s + 4·22-s − 6·23-s + 25-s − 10·26-s − 6·28-s − 2·29-s − 8·32-s + 16·34-s − 3·35-s + 5·37-s + 2·38-s + 10·41-s + 4·43-s + 4·44-s − 12·46-s + ⋯
L(s)  = 1  + 1.41·2-s + 4-s + 0.447·5-s − 1.13·7-s + 0.632·10-s + 0.603·11-s − 1.38·13-s − 1.60·14-s − 16-s + 1.94·17-s + 0.229·19-s + 0.447·20-s + 0.852·22-s − 1.25·23-s + 1/5·25-s − 1.96·26-s − 1.13·28-s − 0.371·29-s − 1.41·32-s + 2.74·34-s − 0.507·35-s + 0.821·37-s + 0.324·38-s + 1.56·41-s + 0.609·43-s + 0.603·44-s − 1.76·46-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 135 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 135 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(135\)    =    \(3^{3} \cdot 5\)
Sign: $1$
Analytic conductor: \(1.07798\)
Root analytic conductor: \(1.03825\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 135,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.966671309\)
\(L(\frac12)\) \(\approx\) \(1.966671309\)
\(L(\frac{3}{2})\) 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 \( 1 \)
5 \( 1 - T \)
good2 \( 1 - p T + p T^{2} \) 1.2.ac
7 \( 1 + 3 T + p T^{2} \) 1.7.d
11 \( 1 - 2 T + p T^{2} \) 1.11.ac
13 \( 1 + 5 T + p T^{2} \) 1.13.f
17 \( 1 - 8 T + p T^{2} \) 1.17.ai
19 \( 1 - T + p T^{2} \) 1.19.ab
23 \( 1 + 6 T + p T^{2} \) 1.23.g
29 \( 1 + 2 T + p T^{2} \) 1.29.c
31 \( 1 + p T^{2} \) 1.31.a
37 \( 1 - 5 T + p T^{2} \) 1.37.af
41 \( 1 - 10 T + p T^{2} \) 1.41.ak
43 \( 1 - 4 T + p T^{2} \) 1.43.ae
47 \( 1 + 4 T + p T^{2} \) 1.47.e
53 \( 1 - 2 T + p T^{2} \) 1.53.ac
59 \( 1 - 8 T + p T^{2} \) 1.59.ai
61 \( 1 - 7 T + p T^{2} \) 1.61.ah
67 \( 1 + 9 T + p T^{2} \) 1.67.j
71 \( 1 + 2 T + p T^{2} \) 1.71.c
73 \( 1 + 5 T + p T^{2} \) 1.73.f
79 \( 1 + 3 T + p T^{2} \) 1.79.d
83 \( 1 + 6 T + p T^{2} \) 1.83.g
89 \( 1 - 12 T + p T^{2} \) 1.89.am
97 \( 1 + 13 T + p T^{2} \) 1.97.n
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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

−13.16883187435091588893861858663, −12.42586889673726624358472238396, −11.78160851319161857295959451588, −10.03955482032079710811421473575, −9.412404196511086823579961082776, −7.49513099271809325678009295871, −6.25177698744351379012073167484, −5.43765056456230093289829322534, −3.97301637909484367451284003600, −2.76209099156017414000056665621, 2.76209099156017414000056665621, 3.97301637909484367451284003600, 5.43765056456230093289829322534, 6.25177698744351379012073167484, 7.49513099271809325678009295871, 9.412404196511086823579961082776, 10.03955482032079710811421473575, 11.78160851319161857295959451588, 12.42586889673726624358472238396, 13.16883187435091588893861858663

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