Properties

Label 4-27648-1.1-c1e2-0-14
Degree $4$
Conductor $27648$
Sign $-1$
Analytic cond. $1.76286$
Root an. cond. $1.15227$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $1$

Origins

Origins of factors

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Normalization:  

Dirichlet series

L(s)  = 1  + 3-s − 8·7-s + 9-s − 4·13-s − 8·19-s − 8·21-s − 6·25-s + 27-s + 8·31-s − 4·37-s − 4·39-s + 8·43-s + 34·49-s − 8·57-s + 12·61-s − 8·63-s + 8·67-s − 12·73-s − 6·75-s + 8·79-s + 81-s + 32·91-s + 8·93-s − 28·97-s − 24·103-s + 28·109-s − 4·111-s + ⋯
L(s)  = 1  + 0.577·3-s − 3.02·7-s + 1/3·9-s − 1.10·13-s − 1.83·19-s − 1.74·21-s − 6/5·25-s + 0.192·27-s + 1.43·31-s − 0.657·37-s − 0.640·39-s + 1.21·43-s + 34/7·49-s − 1.05·57-s + 1.53·61-s − 1.00·63-s + 0.977·67-s − 1.40·73-s − 0.692·75-s + 0.900·79-s + 1/9·81-s + 3.35·91-s + 0.829·93-s − 2.84·97-s − 2.36·103-s + 2.68·109-s − 0.379·111-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 27648 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 27648 ^{s/2} \, \Gamma_{\C}(s+1/2)^{2} \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(27648\)    =    \(2^{10} \cdot 3^{3}\)
Sign: $-1$
Analytic conductor: \(1.76286\)
Root analytic conductor: \(1.15227\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((4,\ 27648,\ (\ :1/2, 1/2),\ -1)\)

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$$\Gal(F_p)$$F_p(T)$
bad2 \( 1 \)
3$C_1$ \( 1 - T \)
good5$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
7$C_2$ \( ( 1 + 4 T + p T^{2} )^{2} \)
11$C_2$ \( ( 1 - 4 T + p T^{2} )( 1 + 4 T + p T^{2} ) \)
13$C_2$ \( ( 1 + 2 T + p T^{2} )^{2} \)
17$C_2$ \( ( 1 - 6 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
19$C_2$ \( ( 1 + 4 T + p T^{2} )^{2} \)
23$C_2$ \( ( 1 + p T^{2} )^{2} \)
29$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
31$C_2$ \( ( 1 - 4 T + p T^{2} )^{2} \)
37$C_2$ \( ( 1 + 2 T + p T^{2} )^{2} \)
41$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
43$C_2$ \( ( 1 - 4 T + p T^{2} )^{2} \)
47$C_2$ \( ( 1 - 8 T + p T^{2} )( 1 + 8 T + p T^{2} ) \)
53$C_2$ \( ( 1 - 10 T + p T^{2} )( 1 + 10 T + p T^{2} ) \)
59$C_2$ \( ( 1 - 4 T + p T^{2} )( 1 + 4 T + p T^{2} ) \)
61$C_2$ \( ( 1 - 6 T + p T^{2} )^{2} \)
67$C_2$ \( ( 1 - 4 T + p T^{2} )^{2} \)
71$C_2$ \( ( 1 - 16 T + p T^{2} )( 1 + 16 T + p T^{2} ) \)
73$C_2$ \( ( 1 + 6 T + p T^{2} )^{2} \)
79$C_2$ \( ( 1 - 4 T + p T^{2} )^{2} \)
83$C_2$ \( ( 1 - 12 T + p T^{2} )( 1 + 12 T + p T^{2} ) \)
89$C_2$ \( ( 1 - 10 T + p T^{2} )( 1 + 10 T + p T^{2} ) \)
97$C_2$ \( ( 1 + 14 T + p T^{2} )^{2} \)
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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

−10.23151567133484212790849208076, −9.689914794558097820657325082483, −9.488699237661810053920246470193, −8.839886292016704738441339481672, −8.291996087541312922253124488251, −7.52219997040636286950635023716, −6.91469103626909406223255043804, −6.44434197467298206476021389307, −6.15267013015603292112906972931, −5.25332741283121206700463308290, −4.10625798014363516984369255368, −3.80880328694342425730935973216, −2.80335944085781759882923856447, −2.44821729992400328434125228202, 0, 2.44821729992400328434125228202, 2.80335944085781759882923856447, 3.80880328694342425730935973216, 4.10625798014363516984369255368, 5.25332741283121206700463308290, 6.15267013015603292112906972931, 6.44434197467298206476021389307, 6.91469103626909406223255043804, 7.52219997040636286950635023716, 8.291996087541312922253124488251, 8.839886292016704738441339481672, 9.488699237661810053920246470193, 9.689914794558097820657325082483, 10.23151567133484212790849208076

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