Properties

Label 2-22218-1.1-c1-0-34
Degree $2$
Conductor $22218$
Sign $-1$
Analytic cond. $177.411$
Root an. cond. $13.3195$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s − 3-s + 4-s + 2·5-s − 6-s − 7-s + 8-s + 9-s + 2·10-s + 4·11-s − 12-s − 2·13-s − 14-s − 2·15-s + 16-s + 6·17-s + 18-s − 4·19-s + 2·20-s + 21-s + 4·22-s − 24-s − 25-s − 2·26-s − 27-s − 28-s − 2·29-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.577·3-s + 1/2·4-s + 0.894·5-s − 0.408·6-s − 0.377·7-s + 0.353·8-s + 1/3·9-s + 0.632·10-s + 1.20·11-s − 0.288·12-s − 0.554·13-s − 0.267·14-s − 0.516·15-s + 1/4·16-s + 1.45·17-s + 0.235·18-s − 0.917·19-s + 0.447·20-s + 0.218·21-s + 0.852·22-s − 0.204·24-s − 1/5·25-s − 0.392·26-s − 0.192·27-s − 0.188·28-s − 0.371·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 22218 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 22218 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(22218\)    =    \(2 \cdot 3 \cdot 7 \cdot 23^{2}\)
Sign: $-1$
Analytic conductor: \(177.411\)
Root analytic conductor: \(13.3195\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 22218,\ (\ :1/2),\ -1)\)

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 \( 1 - T \)
3 \( 1 + T \)
7 \( 1 + T \)
23 \( 1 \)
good5 \( 1 - 2 T + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 + 6 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 + 6 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 - 10 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 + 8 T + p T^{2} \)
73 \( 1 + 6 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 + 2 T + p T^{2} \)
97 \( 1 + 10 T + p T^{2} \)
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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

−15.94629913909570, −14.91645422974606, −14.70511663335651, −14.26666570822075, −13.56523195305648, −13.07651711751556, −12.53726012898579, −12.04014633124826, −11.65013418166426, −10.85666833337042, −10.36510608100660, −9.731700885058634, −9.402361832095806, −8.620907730304785, −7.760368965373747, −7.089204678564828, −6.548874230996146, −6.091038872538855, −5.400769332064090, −5.110715929281469, −4.037922192580933, −3.676426367878618, −2.788842719166815, −1.826521200014953, −1.382486594438415, 0, 1.382486594438415, 1.826521200014953, 2.788842719166815, 3.676426367878618, 4.037922192580933, 5.110715929281469, 5.400769332064090, 6.091038872538855, 6.548874230996146, 7.089204678564828, 7.760368965373747, 8.620907730304785, 9.402361832095806, 9.731700885058634, 10.36510608100660, 10.85666833337042, 11.65013418166426, 12.04014633124826, 12.53726012898579, 13.07651711751556, 13.56523195305648, 14.26666570822075, 14.70511663335651, 14.91645422974606, 15.94629913909570

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