Properties

Label 4-15e2-1.1-c2e2-0-0
Degree $4$
Conductor $225$
Sign $1$
Analytic cond. $0.167052$
Root an. cond. $0.639312$
Motivic weight $2$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $0$

Origins

Origins of factors

Downloads

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Normalization:  

Dirichlet series

L(s)  = 1  − 4·3-s + 3·4-s − 12·7-s + 7·9-s − 12·12-s + 32·13-s − 7·16-s − 4·19-s + 48·21-s − 5·25-s + 8·27-s − 36·28-s − 36·31-s + 21·36-s − 32·37-s − 128·39-s + 32·43-s + 28·48-s + 10·49-s + 96·52-s + 16·57-s + 164·61-s − 84·63-s − 69·64-s + 48·67-s − 148·73-s + 20·75-s + ⋯
L(s)  = 1  − 4/3·3-s + 3/4·4-s − 1.71·7-s + 7/9·9-s − 12-s + 2.46·13-s − 0.437·16-s − 0.210·19-s + 16/7·21-s − 1/5·25-s + 8/27·27-s − 9/7·28-s − 1.16·31-s + 7/12·36-s − 0.864·37-s − 3.28·39-s + 0.744·43-s + 7/12·48-s + 0.204·49-s + 1.84·52-s + 0.280·57-s + 2.68·61-s − 4/3·63-s − 1.07·64-s + 0.716·67-s − 2.02·73-s + 4/15·75-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s+1)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(225\)    =    \(3^{2} \cdot 5^{2}\)
Sign: $1$
Analytic conductor: \(0.167052\)
Root analytic conductor: \(0.639312\)
Motivic weight: \(2\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((4,\ 225,\ (\ :1, 1),\ 1)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.4791261753\)
\(L(\frac12)\) \(\approx\) \(0.4791261753\)
\(L(2)\) 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)$
bad3$C_2$ \( 1 + 4 T + p^{2} T^{2} \)
5$C_2$ \( 1 + p T^{2} \)
good2$C_2^2$ \( 1 - 3 T^{2} + p^{4} T^{4} \)
7$C_2$ \( ( 1 + 6 T + p^{2} T^{2} )^{2} \)
11$C_2^2$ \( 1 - 222 T^{2} + p^{4} T^{4} \)
13$C_2$ \( ( 1 - 16 T + p^{2} T^{2} )^{2} \)
17$C_2^2$ \( 1 - 558 T^{2} + p^{4} T^{4} \)
19$C_2$ \( ( 1 + 2 T + p^{2} T^{2} )^{2} \)
23$C_2$ \( ( 1 - 44 T + p^{2} T^{2} )( 1 + 44 T + p^{2} T^{2} ) \)
29$C_2^2$ \( 1 - 702 T^{2} + p^{4} T^{4} \)
31$C_2$ \( ( 1 + 18 T + p^{2} T^{2} )^{2} \)
37$C_2$ \( ( 1 + 16 T + p^{2} T^{2} )^{2} \)
41$C_2^2$ \( 1 + 558 T^{2} + p^{4} T^{4} \)
43$C_2$ \( ( 1 - 16 T + p^{2} T^{2} )^{2} \)
47$C_2^2$ \( 1 - 1998 T^{2} + p^{4} T^{4} \)
53$C_2^2$ \( 1 - 5598 T^{2} + p^{4} T^{4} \)
59$C_2^2$ \( 1 - 6942 T^{2} + p^{4} T^{4} \)
61$C_2$ \( ( 1 - 82 T + p^{2} T^{2} )^{2} \)
67$C_2$ \( ( 1 - 24 T + p^{2} T^{2} )^{2} \)
71$C_2^2$ \( 1 + 5598 T^{2} + p^{4} T^{4} \)
73$C_2$ \( ( 1 + 74 T + p^{2} T^{2} )^{2} \)
79$C_2$ \( ( 1 - 138 T + p^{2} T^{2} )^{2} \)
83$C_2^2$ \( 1 - 4958 T^{2} + p^{4} T^{4} \)
89$C_2$ \( ( 1 - 142 T + p^{2} T^{2} )( 1 + 142 T + p^{2} T^{2} ) \)
97$C_2$ \( ( 1 + 166 T + p^{2} T^{2} )^{2} \)
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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

−19.26169490422754119912058216377, −19.04285858142557514784321773720, −18.01263456560359807346814205390, −17.76606447551716060483375990777, −16.49831964637036568070713956991, −16.33663545296476791170032337065, −15.92254789929129234289959207944, −15.31183624438809672746134681529, −13.95866256681387457806397154503, −13.14136327212728335570193545447, −12.68544331486549814745919762072, −11.73076231917341402814225469725, −11.05046670259334216137570596707, −10.63652752406966828619200485829, −9.556881881402575780202953749311, −8.555588049631488199187956317696, −6.89108609505129160058815916512, −6.39278214583289871634882090431, −5.68732210018541315600141812996, −3.64213518169807278952791352950, 3.64213518169807278952791352950, 5.68732210018541315600141812996, 6.39278214583289871634882090431, 6.89108609505129160058815916512, 8.555588049631488199187956317696, 9.556881881402575780202953749311, 10.63652752406966828619200485829, 11.05046670259334216137570596707, 11.73076231917341402814225469725, 12.68544331486549814745919762072, 13.14136327212728335570193545447, 13.95866256681387457806397154503, 15.31183624438809672746134681529, 15.92254789929129234289959207944, 16.33663545296476791170032337065, 16.49831964637036568070713956991, 17.76606447551716060483375990777, 18.01263456560359807346814205390, 19.04285858142557514784321773720, 19.26169490422754119912058216377

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