Properties

Label 4-168e2-1.1-c1e2-0-15
Degree $4$
Conductor $28224$
Sign $1$
Analytic cond. $1.79958$
Root an. cond. $1.15822$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s + 2·4-s + 2·7-s + 9-s + 4·14-s − 4·16-s + 2·18-s + 8·23-s − 6·25-s + 4·28-s − 8·32-s + 2·36-s + 16·46-s − 3·49-s − 12·50-s + 2·63-s − 8·64-s − 24·71-s − 20·79-s + 81-s + 16·92-s − 6·98-s − 12·100-s − 8·112-s + 12·113-s + 22·121-s + 4·126-s + ⋯
L(s)  = 1  + 1.41·2-s + 4-s + 0.755·7-s + 1/3·9-s + 1.06·14-s − 16-s + 0.471·18-s + 1.66·23-s − 6/5·25-s + 0.755·28-s − 1.41·32-s + 1/3·36-s + 2.35·46-s − 3/7·49-s − 1.69·50-s + 0.251·63-s − 64-s − 2.84·71-s − 2.25·79-s + 1/9·81-s + 1.66·92-s − 0.606·98-s − 6/5·100-s − 0.755·112-s + 1.12·113-s + 2·121-s + 0.356·126-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 28224 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 28224 ^{s/2} \, \Gamma_{\C}(s+1/2)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(28224\)    =    \(2^{6} \cdot 3^{2} \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(1.79958\)
Root analytic conductor: \(1.15822\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((4,\ 28224,\ (\ :1/2, 1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.600289635\)
\(L(\frac12)\) \(\approx\) \(2.600289635\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$\Gal(F_p)$$F_p(T)$
bad2$C_2$ \( 1 - p T + p T^{2} \)
3$C_1$$\times$$C_1$ \( ( 1 - T )( 1 + T ) \)
7$C_2$ \( 1 - 2 T + p T^{2} \)
good5$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
11$C_2$ \( ( 1 - p T^{2} )^{2} \)
13$C_2$ \( ( 1 - 4 T + p T^{2} )( 1 + 4 T + p T^{2} ) \)
17$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
19$C_2$ \( ( 1 - 4 T + p T^{2} )( 1 + 4 T + p T^{2} ) \)
23$C_2$ \( ( 1 - 4 T + p T^{2} )^{2} \)
29$C_2^2$ \( 1 - 22 T^{2} + p^{2} T^{4} \)
31$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
37$C_2^2$ \( 1 - 10 T^{2} + p^{2} T^{4} \)
41$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
43$C_2^2$ \( 1 - 70 T^{2} + p^{2} T^{4} \)
47$C_2$ \( ( 1 - 12 T + p T^{2} )( 1 + 12 T + p T^{2} ) \)
53$C_2^2$ \( 1 - 70 T^{2} + p^{2} T^{4} \)
59$C_2$ \( ( 1 - 4 T + p T^{2} )( 1 + 4 T + p T^{2} ) \)
61$C_2$ \( ( 1 + p T^{2} )^{2} \)
67$C_2^2$ \( 1 + 10 T^{2} + p^{2} T^{4} \)
71$C_2$ \( ( 1 + 12 T + p T^{2} )^{2} \)
73$C_2$ \( ( 1 - 6 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
79$C_2$ \( ( 1 + 10 T + p T^{2} )^{2} \)
83$C_2$ \( ( 1 - 16 T + p T^{2} )( 1 + 16 T + p T^{2} ) \)
89$C_2$ \( ( 1 - 10 T + p T^{2} )( 1 + 10 T + p T^{2} ) \)
97$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{4} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.88227645139139147375234207265, −10.07425476101980981778187468902, −9.635512448758663864614166679485, −8.796837588933868122878048851201, −8.594881069987249738386887227349, −7.59016702588762759857160629806, −7.28071169368978645204293409172, −6.58378473240236249328576328281, −5.87632723717406078403508590830, −5.44049680085649235006088097063, −4.65163974920147130957062766615, −4.38916726017069099428819447218, −3.47485328369714008948838554266, −2.78364360095173076713014342455, −1.68594557842079147034482742426, 1.68594557842079147034482742426, 2.78364360095173076713014342455, 3.47485328369714008948838554266, 4.38916726017069099428819447218, 4.65163974920147130957062766615, 5.44049680085649235006088097063, 5.87632723717406078403508590830, 6.58378473240236249328576328281, 7.28071169368978645204293409172, 7.59016702588762759857160629806, 8.594881069987249738386887227349, 8.796837588933868122878048851201, 9.635512448758663864614166679485, 10.07425476101980981778187468902, 10.88227645139139147375234207265

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