Properties

Label 4-307328-1.1-c1e2-0-38
Degree $4$
Conductor $307328$
Sign $-1$
Analytic cond. $19.5954$
Root an. cond. $2.10396$
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  − 2-s + 4·3-s + 4-s − 4·6-s − 8-s + 6·9-s + 4·12-s + 16-s − 12·17-s − 6·18-s − 4·19-s − 4·24-s − 10·25-s − 4·27-s − 32-s + 12·34-s + 6·36-s + 4·38-s − 12·41-s + 16·43-s + 4·48-s + 10·50-s − 48·51-s + 4·54-s − 16·57-s + 12·59-s + 64-s + ⋯
L(s)  = 1  − 0.707·2-s + 2.30·3-s + 1/2·4-s − 1.63·6-s − 0.353·8-s + 2·9-s + 1.15·12-s + 1/4·16-s − 2.91·17-s − 1.41·18-s − 0.917·19-s − 0.816·24-s − 2·25-s − 0.769·27-s − 0.176·32-s + 2.05·34-s + 36-s + 0.648·38-s − 1.87·41-s + 2.43·43-s + 0.577·48-s + 1.41·50-s − 6.72·51-s + 0.544·54-s − 2.11·57-s + 1.56·59-s + 1/8·64-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 307328 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 307328 ^{s/2} \, \Gamma_{\C}(s+1/2)^{2} \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(307328\)    =    \(2^{7} \cdot 7^{4}\)
Sign: $-1$
Analytic conductor: \(19.5954\)
Root analytic conductor: \(2.10396\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((4,\ 307328,\ (\ :1/2, 1/2),\ -1)\)

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

−8.624667079434487291694904422005, −8.408228795468761224431793416064, −7.68957389720506083723150978195, −7.55563465371540871894331307120, −6.96175265373852036821224883683, −6.17368924384109906924363362759, −6.12986038892916091786195943044, −5.06701824847582369879735343431, −4.31547623044891473234039816601, −3.87985229263682105648190826671, −3.42443184461883656887541100921, −2.49739457868022289115900838847, −2.25140513775369021989127014661, −1.90996831082337002056034743405, 0, 1.90996831082337002056034743405, 2.25140513775369021989127014661, 2.49739457868022289115900838847, 3.42443184461883656887541100921, 3.87985229263682105648190826671, 4.31547623044891473234039816601, 5.06701824847582369879735343431, 6.12986038892916091786195943044, 6.17368924384109906924363362759, 6.96175265373852036821224883683, 7.55563465371540871894331307120, 7.68957389720506083723150978195, 8.408228795468761224431793416064, 8.624667079434487291694904422005

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