Properties

Label 4-160e2-1.1-c1e2-0-20
Degree $4$
Conductor $25600$
Sign $-1$
Analytic cond. $1.63227$
Root an. cond. $1.13031$
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  − 4·7-s − 2·9-s − 12·17-s − 12·23-s + 25-s + 8·31-s + 12·41-s + 12·47-s − 2·49-s + 8·63-s + 24·71-s + 4·73-s − 16·79-s − 5·81-s − 12·89-s + 4·97-s − 28·103-s − 12·113-s + 48·119-s − 22·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 24·153-s + ⋯
L(s)  = 1  − 1.51·7-s − 2/3·9-s − 2.91·17-s − 2.50·23-s + 1/5·25-s + 1.43·31-s + 1.87·41-s + 1.75·47-s − 2/7·49-s + 1.00·63-s + 2.84·71-s + 0.468·73-s − 1.80·79-s − 5/9·81-s − 1.27·89-s + 0.406·97-s − 2.75·103-s − 1.12·113-s + 4.40·119-s − 2·121-s + 0.0887·127-s + 0.0873·131-s + 0.0854·137-s + 0.0848·139-s + 0.0819·149-s + 0.0813·151-s + 1.94·153-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25600 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25600 ^{s/2} \, \Gamma_{\C}(s+1/2)^{2} \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(25600\)    =    \(2^{10} \cdot 5^{2}\)
Sign: $-1$
Analytic conductor: \(1.63227\)
Root analytic conductor: \(1.13031\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((4,\ 25600,\ (\ :1/2, 1/2),\ -1)\)

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 \( 1 \)
5$C_1$$\times$$C_1$ \( ( 1 - T )( 1 + T ) \)
good3$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
7$C_2$ \( ( 1 + 2 T + p T^{2} )^{2} \)
11$C_2$ \( ( 1 + p T^{2} )^{2} \)
13$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
17$C_2$ \( ( 1 + 6 T + p T^{2} )^{2} \)
19$C_2$ \( ( 1 - 4 T + p T^{2} )( 1 + 4 T + p T^{2} ) \)
23$C_2$ \( ( 1 + 6 T + p T^{2} )^{2} \)
29$C_2$ \( ( 1 - 6 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
31$C_2$ \( ( 1 - 4 T + p T^{2} )^{2} \)
37$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
41$C_2$ \( ( 1 - 6 T + p T^{2} )^{2} \)
43$C_2$ \( ( 1 - 10 T + p T^{2} )( 1 + 10 T + p T^{2} ) \)
47$C_2$ \( ( 1 - 6 T + p T^{2} )^{2} \)
53$C_2$ \( ( 1 - 6 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
59$C_2$ \( ( 1 - 12 T + p T^{2} )( 1 + 12 T + p T^{2} ) \)
61$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
67$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
71$C_2$ \( ( 1 - 12 T + p T^{2} )^{2} \)
73$C_2$ \( ( 1 - 2 T + p T^{2} )^{2} \)
79$C_2$ \( ( 1 + 8 T + p T^{2} )^{2} \)
83$C_2$ \( ( 1 - 6 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
89$C_2$ \( ( 1 + 6 T + p T^{2} )^{2} \)
97$C_2$ \( ( 1 - 2 T + p T^{2} )^{2} \)
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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

−10.35239107507603235483123434521, −9.683565298540966130897522415203, −9.511328653906225471558818278712, −8.740293324354028093320034492248, −8.404829898294941223649273971532, −7.71273110823499542846308181544, −6.87772159023272676690262517558, −6.27087624192875571051851265258, −6.26903409609752801893873868553, −5.32703134203753576211066117067, −4.13045861856120535222472022668, −4.12250433368686324236236368171, −2.76929890617261215013507568311, −2.32736297473362010207341859714, 0, 2.32736297473362010207341859714, 2.76929890617261215013507568311, 4.12250433368686324236236368171, 4.13045861856120535222472022668, 5.32703134203753576211066117067, 6.26903409609752801893873868553, 6.27087624192875571051851265258, 6.87772159023272676690262517558, 7.71273110823499542846308181544, 8.404829898294941223649273971532, 8.740293324354028093320034492248, 9.511328653906225471558818278712, 9.683565298540966130897522415203, 10.35239107507603235483123434521

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