Properties

Label 4-18e2-1.1-c2e2-0-0
Degree $4$
Conductor $324$
Sign $1$
Analytic cond. $0.240555$
Root an. cond. $0.700331$
Motivic weight $2$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $0$

Origins

Origins of factors

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·4-s − 8·7-s + 16·13-s + 4·16-s − 32·19-s + 32·25-s + 16·28-s + 88·31-s − 68·37-s − 80·43-s − 50·49-s − 32·52-s + 100·61-s − 8·64-s + 16·67-s − 32·73-s + 64·76-s − 152·79-s − 128·91-s + 352·97-s − 64·100-s − 56·103-s + 112·109-s − 32·112-s − 46·121-s − 176·124-s + 127-s + ⋯
L(s)  = 1  − 1/2·4-s − 8/7·7-s + 1.23·13-s + 1/4·16-s − 1.68·19-s + 1.27·25-s + 4/7·28-s + 2.83·31-s − 1.83·37-s − 1.86·43-s − 1.02·49-s − 0.615·52-s + 1.63·61-s − 1/8·64-s + 0.238·67-s − 0.438·73-s + 0.842·76-s − 1.92·79-s − 1.40·91-s + 3.62·97-s − 0.639·100-s − 0.543·103-s + 1.02·109-s − 2/7·112-s − 0.380·121-s − 1.41·124-s + 0.00787·127-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s+1)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(324\)    =    \(2^{2} \cdot 3^{4}\)
Sign: $1$
Analytic conductor: \(0.240555\)
Root analytic conductor: \(0.700331\)
Motivic weight: \(2\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((4,\ 324,\ (\ :1, 1),\ 1)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.6215423735\)
\(L(\frac12)\) \(\approx\) \(0.6215423735\)
\(L(2)\) 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)$
bad2$C_2$ \( 1 + p T^{2} \)
3 \( 1 \)
good5$C_2^2$ \( 1 - 32 T^{2} + p^{4} T^{4} \)
7$C_2$ \( ( 1 + 4 T + p^{2} T^{2} )^{2} \)
11$C_2$ \( ( 1 - 14 T + p^{2} T^{2} )( 1 + 14 T + p^{2} T^{2} ) \)
13$C_2$ \( ( 1 - 8 T + p^{2} T^{2} )^{2} \)
17$C_2^2$ \( 1 - 416 T^{2} + p^{4} T^{4} \)
19$C_2$ \( ( 1 + 16 T + p^{2} T^{2} )^{2} \)
23$C_2^2$ \( 1 - 770 T^{2} + p^{4} T^{4} \)
29$C_2^2$ \( 1 - 1664 T^{2} + p^{4} T^{4} \)
31$C_2$ \( ( 1 - 44 T + p^{2} T^{2} )^{2} \)
37$C_2$ \( ( 1 + 34 T + p^{2} T^{2} )^{2} \)
41$C_2^2$ \( 1 - 1184 T^{2} + p^{4} T^{4} \)
43$C_2$ \( ( 1 + 40 T + p^{2} T^{2} )^{2} \)
47$C_2^2$ \( 1 + 2782 T^{2} + p^{4} T^{4} \)
53$C_2^2$ \( 1 - 4160 T^{2} + p^{4} T^{4} \)
59$C_2^2$ \( 1 - 5810 T^{2} + p^{4} T^{4} \)
61$C_2$ \( ( 1 - 50 T + p^{2} T^{2} )^{2} \)
67$C_2$ \( ( 1 - 8 T + p^{2} T^{2} )^{2} \)
71$C_2^2$ \( 1 - 7490 T^{2} + p^{4} T^{4} \)
73$C_2$ \( ( 1 + 16 T + p^{2} T^{2} )^{2} \)
79$C_2$ \( ( 1 + 76 T + p^{2} T^{2} )^{2} \)
83$C_2^2$ \( 1 + 334 T^{2} + p^{4} T^{4} \)
89$C_2^2$ \( 1 - 15680 T^{2} + p^{4} T^{4} \)
97$C_2$ \( ( 1 - 176 T + p^{2} T^{2} )^{2} \)
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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

−18.89347273255062280476635091455, −18.41989986415510726525675866418, −17.34631555644508276461662797034, −17.17386069467369261541271057371, −16.12940553476581195592109514968, −15.80362893975988818583436490781, −14.98901922992886842054569501792, −14.22146059509573790071482964497, −13.34283436675829660838174997309, −13.07300224456653051959814522774, −12.28179795767312081834728189015, −11.36515219725111670229259044791, −10.34383778911769437279554643238, −9.955810945311239495961961241930, −8.564573240899659569950682875282, −8.550251627536126227175555967214, −6.74703699913736062741911446047, −6.24803028236882973923729368575, −4.71803328341868101997909002331, −3.36175297440665047564543646315, 3.36175297440665047564543646315, 4.71803328341868101997909002331, 6.24803028236882973923729368575, 6.74703699913736062741911446047, 8.550251627536126227175555967214, 8.564573240899659569950682875282, 9.955810945311239495961961241930, 10.34383778911769437279554643238, 11.36515219725111670229259044791, 12.28179795767312081834728189015, 13.07300224456653051959814522774, 13.34283436675829660838174997309, 14.22146059509573790071482964497, 14.98901922992886842054569501792, 15.80362893975988818583436490781, 16.12940553476581195592109514968, 17.17386069467369261541271057371, 17.34631555644508276461662797034, 18.41989986415510726525675866418, 18.89347273255062280476635091455

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