Properties

Label 2-2268-21.20-c1-0-25
Degree $2$
Conductor $2268$
Sign $-0.320 + 0.947i$
Analytic cond. $18.1100$
Root an. cond. $4.25559$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 0.553·5-s + (2.50 + 0.847i)7-s − 4.65i·11-s + 4.13i·13-s − 7.24·17-s − 6.71i·19-s − 5.60i·23-s − 4.69·25-s − 1.34i·29-s − 0.959i·31-s + (−1.38 − 0.469i)35-s − 7.06·37-s + 4.78·41-s + 2.05·43-s + 9.80·47-s + ⋯
L(s)  = 1  − 0.247·5-s + (0.947 + 0.320i)7-s − 1.40i·11-s + 1.14i·13-s − 1.75·17-s − 1.54i·19-s − 1.16i·23-s − 0.938·25-s − 0.250i·29-s − 0.172i·31-s + (−0.234 − 0.0793i)35-s − 1.16·37-s + 0.746·41-s + 0.313·43-s + 1.43·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2268 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.320 + 0.947i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2268 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.320 + 0.947i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2268\)    =    \(2^{2} \cdot 3^{4} \cdot 7\)
Sign: $-0.320 + 0.947i$
Analytic conductor: \(18.1100\)
Root analytic conductor: \(4.25559\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2268} (1133, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2268,\ (\ :1/2),\ -0.320 + 0.947i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.117818987\)
\(L(\frac12)\) \(\approx\) \(1.117818987\)
\(L(\frac{3}{2})\) 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 \( 1 + (-2.50 - 0.847i)T \)
good5 \( 1 + 0.553T + 5T^{2} \)
11 \( 1 + 4.65iT - 11T^{2} \)
13 \( 1 - 4.13iT - 13T^{2} \)
17 \( 1 + 7.24T + 17T^{2} \)
19 \( 1 + 6.71iT - 19T^{2} \)
23 \( 1 + 5.60iT - 23T^{2} \)
29 \( 1 + 1.34iT - 29T^{2} \)
31 \( 1 + 0.959iT - 31T^{2} \)
37 \( 1 + 7.06T + 37T^{2} \)
41 \( 1 - 4.78T + 41T^{2} \)
43 \( 1 - 2.05T + 43T^{2} \)
47 \( 1 - 9.80T + 47T^{2} \)
53 \( 1 + 8.43iT - 53T^{2} \)
59 \( 1 + 7.79T + 59T^{2} \)
61 \( 1 - 6.20iT - 61T^{2} \)
67 \( 1 + 3.37T + 67T^{2} \)
71 \( 1 + 0.407iT - 71T^{2} \)
73 \( 1 + 8.63iT - 73T^{2} \)
79 \( 1 - 0.636T + 79T^{2} \)
83 \( 1 + 5.57T + 83T^{2} \)
89 \( 1 + 6.93T + 89T^{2} \)
97 \( 1 + 8.64iT - 97T^{2} \)
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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

−8.908788599768631178611674228821, −8.205683798034699848772431303344, −7.18809182643720012774509218527, −6.49522387502335536399689688166, −5.65962671187768548996925284199, −4.59179554519527590773475061483, −4.15663388332712436127672921632, −2.76226873875508987912490740820, −1.93887767921319368500389726203, −0.37262007912241584520852291056, 1.46310950694804260062959378342, 2.31518455600711260726211999395, 3.73141549516778962068165483910, 4.38932695646819249493350252080, 5.23915703403832122783533394987, 6.04997644313708528174598080728, 7.27045092602670891035322651640, 7.58509754556767378411877035166, 8.376018565467650762171333380560, 9.230774909413522463874875365551

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