Properties

Label 2-2268-1.1-c1-0-22
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3.04·5-s − 7-s − 4.77·11-s − 5.27·13-s + 0.418·17-s + 6.54·19-s − 8.71·23-s + 4.27·25-s − 3.88·29-s − 6·31-s − 3.04·35-s − 11.5·37-s + 6.92·41-s − 6.27·43-s − 3.46·47-s + 49-s + 10.8·53-s − 14.5·55-s + 8.71·59-s − 11.2·61-s − 16.0·65-s + 0.274·67-s − 8.24·71-s − 2.72·73-s + 4.77·77-s − 3.72·79-s − 0.837·83-s + ⋯
L(s)  = 1  + 1.36·5-s − 0.377·7-s − 1.44·11-s − 1.46·13-s + 0.101·17-s + 1.50·19-s − 1.81·23-s + 0.854·25-s − 0.721·29-s − 1.07·31-s − 0.514·35-s − 1.89·37-s + 1.08·41-s − 0.956·43-s − 0.505·47-s + 0.142·49-s + 1.49·53-s − 1.96·55-s + 1.13·59-s − 1.44·61-s − 1.99·65-s + 0.0335·67-s − 0.978·71-s − 0.318·73-s + 0.544·77-s − 0.419·79-s − 0.0919·83-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: \(1\)
Selberg data: \((2,\ 2268,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 \)
3 \( 1 \)
7 \( 1 + T \)
good5 \( 1 - 3.04T + 5T^{2} \)
11 \( 1 + 4.77T + 11T^{2} \)
13 \( 1 + 5.27T + 13T^{2} \)
17 \( 1 - 0.418T + 17T^{2} \)
19 \( 1 - 6.54T + 19T^{2} \)
23 \( 1 + 8.71T + 23T^{2} \)
29 \( 1 + 3.88T + 29T^{2} \)
31 \( 1 + 6T + 31T^{2} \)
37 \( 1 + 11.5T + 37T^{2} \)
41 \( 1 - 6.92T + 41T^{2} \)
43 \( 1 + 6.27T + 43T^{2} \)
47 \( 1 + 3.46T + 47T^{2} \)
53 \( 1 - 10.8T + 53T^{2} \)
59 \( 1 - 8.71T + 59T^{2} \)
61 \( 1 + 11.2T + 61T^{2} \)
67 \( 1 - 0.274T + 67T^{2} \)
71 \( 1 + 8.24T + 71T^{2} \)
73 \( 1 + 2.72T + 73T^{2} \)
79 \( 1 + 3.72T + 79T^{2} \)
83 \( 1 + 0.837T + 83T^{2} \)
89 \( 1 - 16.0T + 89T^{2} \)
97 \( 1 - 14.5T + 97T^{2} \)
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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

−8.799674087005873438049333178216, −7.61559042055845003162517170000, −7.29401150054766520239126514478, −6.07825411738643914035010722411, −5.44880695240283189673291135575, −4.98077771764235311506210195983, −3.53358664732943494651497147636, −2.52229905240330595626337266258, −1.86066122869074604180939450464, 0, 1.86066122869074604180939450464, 2.52229905240330595626337266258, 3.53358664732943494651497147636, 4.98077771764235311506210195983, 5.44880695240283189673291135575, 6.07825411738643914035010722411, 7.29401150054766520239126514478, 7.61559042055845003162517170000, 8.799674087005873438049333178216

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