Properties

Label 2-2645-1.1-c1-0-127
Degree $2$
Conductor $2645$
Sign $-1$
Analytic cond. $21.1204$
Root an. cond. $4.59569$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.30·2-s + 1.46·3-s − 0.284·4-s − 5-s − 1.92·6-s + 3.81·7-s + 2.99·8-s − 0.841·9-s + 1.30·10-s + 0.423·11-s − 0.418·12-s − 1.12·13-s − 5.00·14-s − 1.46·15-s − 3.34·16-s − 1.97·17-s + 1.10·18-s − 6.29·19-s + 0.284·20-s + 5.61·21-s − 0.554·22-s + 4.39·24-s + 25-s + 1.47·26-s − 5.64·27-s − 1.08·28-s + 3.09·29-s + ⋯
L(s)  = 1  − 0.926·2-s + 0.848·3-s − 0.142·4-s − 0.447·5-s − 0.785·6-s + 1.44·7-s + 1.05·8-s − 0.280·9-s + 0.414·10-s + 0.127·11-s − 0.120·12-s − 0.312·13-s − 1.33·14-s − 0.379·15-s − 0.837·16-s − 0.478·17-s + 0.259·18-s − 1.44·19-s + 0.0636·20-s + 1.22·21-s − 0.118·22-s + 0.897·24-s + 0.200·25-s + 0.289·26-s − 1.08·27-s − 0.205·28-s + 0.574·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2645 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2645 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2645\)    =    \(5 \cdot 23^{2}\)
Sign: $-1$
Analytic conductor: \(21.1204\)
Root analytic conductor: \(4.59569\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2645,\ (\ :1/2),\ -1)\)

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)$
bad5 \( 1 + T \)
23 \( 1 \)
good2 \( 1 + 1.30T + 2T^{2} \)
3 \( 1 - 1.46T + 3T^{2} \)
7 \( 1 - 3.81T + 7T^{2} \)
11 \( 1 - 0.423T + 11T^{2} \)
13 \( 1 + 1.12T + 13T^{2} \)
17 \( 1 + 1.97T + 17T^{2} \)
19 \( 1 + 6.29T + 19T^{2} \)
29 \( 1 - 3.09T + 29T^{2} \)
31 \( 1 + 3.32T + 31T^{2} \)
37 \( 1 + 3.06T + 37T^{2} \)
41 \( 1 - 5.81T + 41T^{2} \)
43 \( 1 + 7.91T + 43T^{2} \)
47 \( 1 + 12.4T + 47T^{2} \)
53 \( 1 + 4.27T + 53T^{2} \)
59 \( 1 + 11.9T + 59T^{2} \)
61 \( 1 - 13.1T + 61T^{2} \)
67 \( 1 - 7.46T + 67T^{2} \)
71 \( 1 + 10.7T + 71T^{2} \)
73 \( 1 + 9.37T + 73T^{2} \)
79 \( 1 - 4.13T + 79T^{2} \)
83 \( 1 - 16.0T + 83T^{2} \)
89 \( 1 - 3.92T + 89T^{2} \)
97 \( 1 - 3.59T + 97T^{2} \)
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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

−8.500091426713539024636768480338, −8.028224795744745452343695659107, −7.44451629692448138105497138689, −6.42667251159245826565632871216, −5.06555116187795998921660641356, −4.53020222469516778653120484297, −3.63056680667628013711249834545, −2.31933373826851762469943961954, −1.56065119985604737250943776280, 0, 1.56065119985604737250943776280, 2.31933373826851762469943961954, 3.63056680667628013711249834545, 4.53020222469516778653120484297, 5.06555116187795998921660641356, 6.42667251159245826565632871216, 7.44451629692448138105497138689, 8.028224795744745452343695659107, 8.500091426713539024636768480338

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