Properties

Label 2-2268-1.1-c1-0-8
Degree $2$
Conductor $2268$
Sign $1$
Analytic cond. $18.1100$
Root an. cond. $4.25559$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3.94·5-s + 7-s − 0.942·11-s − 13-s − 5.60·17-s + 1.28·19-s + 4.66·23-s + 10.5·25-s + 7.66·29-s + 7.82·31-s + 3.94·35-s − 9.82·37-s − 0.942·41-s + 9.26·43-s + 5.28·47-s + 49-s + 9.22·53-s − 3.71·55-s + 9.54·59-s − 10.5·61-s − 3.94·65-s − 1.71·67-s − 3.54·71-s + 2.71·73-s − 0.942·77-s − 16.3·79-s + 0.396·83-s + ⋯
L(s)  = 1  + 1.76·5-s + 0.377·7-s − 0.284·11-s − 0.277·13-s − 1.35·17-s + 0.294·19-s + 0.971·23-s + 2.10·25-s + 1.42·29-s + 1.40·31-s + 0.666·35-s − 1.61·37-s − 0.147·41-s + 1.41·43-s + 0.770·47-s + 0.142·49-s + 1.26·53-s − 0.501·55-s + 1.24·59-s − 1.35·61-s − 0.489·65-s − 0.209·67-s − 0.420·71-s + 0.318·73-s − 0.107·77-s − 1.84·79-s + 0.0435·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2268 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2268 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2268\)    =    \(2^{2} \cdot 3^{4} \cdot 7\)
Sign: $1$
Analytic conductor: \(18.1100\)
Root analytic conductor: \(4.25559\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2268,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.625669282\)
\(L(\frac12)\) \(\approx\) \(2.625669282\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
7 \( 1 - T \)
good5 \( 1 - 3.94T + 5T^{2} \)
11 \( 1 + 0.942T + 11T^{2} \)
13 \( 1 + T + 13T^{2} \)
17 \( 1 + 5.60T + 17T^{2} \)
19 \( 1 - 1.28T + 19T^{2} \)
23 \( 1 - 4.66T + 23T^{2} \)
29 \( 1 - 7.66T + 29T^{2} \)
31 \( 1 - 7.82T + 31T^{2} \)
37 \( 1 + 9.82T + 37T^{2} \)
41 \( 1 + 0.942T + 41T^{2} \)
43 \( 1 - 9.26T + 43T^{2} \)
47 \( 1 - 5.28T + 47T^{2} \)
53 \( 1 - 9.22T + 53T^{2} \)
59 \( 1 - 9.54T + 59T^{2} \)
61 \( 1 + 10.5T + 61T^{2} \)
67 \( 1 + 1.71T + 67T^{2} \)
71 \( 1 + 3.54T + 71T^{2} \)
73 \( 1 - 2.71T + 73T^{2} \)
79 \( 1 + 16.3T + 79T^{2} \)
83 \( 1 - 0.396T + 83T^{2} \)
89 \( 1 + 5.50T + 89T^{2} \)
97 \( 1 + 13.5T + 97T^{2} \)
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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

−8.864300791330968103539285390010, −8.649539729398477138502746442926, −7.27750147617083737871357181065, −6.64384023419566450006948882387, −5.86810674829300134222377277796, −5.10465701277197981462820352526, −4.43929209960523638907577042458, −2.84344383354613276560775416923, −2.25134314512312011179343778810, −1.12904004686006969109738342785, 1.12904004686006969109738342785, 2.25134314512312011179343778810, 2.84344383354613276560775416923, 4.43929209960523638907577042458, 5.10465701277197981462820352526, 5.86810674829300134222377277796, 6.64384023419566450006948882387, 7.27750147617083737871357181065, 8.649539729398477138502746442926, 8.864300791330968103539285390010

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