Normalization:  

Dirichlet series

L(s)  = 1  − 3-s − 5-s + 9-s − 4·11-s + 2·13-s + 15-s + 2·17-s + 4·19-s + 25-s − 27-s + 2·29-s + 4·33-s + 10·37-s − 2·39-s + 10·41-s + 4·43-s − 45-s − 8·47-s − 7·49-s − 2·51-s + 10·53-s + 4·55-s − 4·57-s − 4·59-s + 2·61-s − 2·65-s + 12·67-s + ⋯
L(s)  = 1  − 0.577·3-s − 0.447·5-s + 1/3·9-s − 1.20·11-s + 0.554·13-s + 0.258·15-s + 0.485·17-s + 0.917·19-s + 1/5·25-s − 0.192·27-s + 0.371·29-s + 0.696·33-s + 1.64·37-s − 0.320·39-s + 1.56·41-s + 0.609·43-s − 0.149·45-s − 1.16·47-s − 49-s − 0.280·51-s + 1.37·53-s + 0.539·55-s − 0.529·57-s − 0.520·59-s + 0.256·61-s − 0.248·65-s + 1.46·67-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 960 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 960 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(960\)    =    \(2^{6} \cdot 3 \cdot 5\)
Sign: $1$
Analytic conductor: \(7.66563\)
Root analytic conductor: \(2.76868\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 960,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.128713699\)
\(L(\frac12)\) \(\approx\) \(1.128713699\)
\(L(\frac{3}{2})\) 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 $\mathbf{F}_p$
bad2 \( 1 \)
3 \( 1 + T \)
5 \( 1 + T \)
good7 \( 1 + p T^{2} \) 1.7.a
11 \( 1 + 4 T + p T^{2} \) 1.11.e
13 \( 1 - 2 T + p T^{2} \) 1.13.ac
17 \( 1 - 2 T + p T^{2} \) 1.17.ac
19 \( 1 - 4 T + p T^{2} \) 1.19.ae
23 \( 1 + p T^{2} \) 1.23.a
29 \( 1 - 2 T + p T^{2} \) 1.29.ac
31 \( 1 + p T^{2} \) 1.31.a
37 \( 1 - 10 T + p T^{2} \) 1.37.ak
41 \( 1 - 10 T + p T^{2} \) 1.41.ak
43 \( 1 - 4 T + p T^{2} \) 1.43.ae
47 \( 1 + 8 T + p T^{2} \) 1.47.i
53 \( 1 - 10 T + p T^{2} \) 1.53.ak
59 \( 1 + 4 T + p T^{2} \) 1.59.e
61 \( 1 - 2 T + p T^{2} \) 1.61.ac
67 \( 1 - 12 T + p T^{2} \) 1.67.am
71 \( 1 - 8 T + p T^{2} \) 1.71.ai
73 \( 1 - 10 T + p T^{2} \) 1.73.ak
79 \( 1 + p T^{2} \) 1.79.a
83 \( 1 - 12 T + p T^{2} \) 1.83.am
89 \( 1 + 6 T + p T^{2} \) 1.89.g
97 \( 1 - 2 T + p T^{2} \) 1.97.ac
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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

−10.09004766089519189801221596346, −9.339349995423015885465559763611, −8.074746559817531846840486780032, −7.67749235610857150327119620769, −6.56365355473852823699216167747, −5.63406482120703248001185629214, −4.87700802399738744801917392626, −3.76558570458913747879946495025, −2.61544872003966305633910980827, −0.870154925974925884967934945032, 0.870154925974925884967934945032, 2.61544872003966305633910980827, 3.76558570458913747879946495025, 4.87700802399738744801917392626, 5.63406482120703248001185629214, 6.56365355473852823699216167747, 7.67749235610857150327119620769, 8.074746559817531846840486780032, 9.339349995423015885465559763611, 10.09004766089519189801221596346

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