Properties

Label 8-1440e4-1.1-c1e4-0-0
Degree $8$
Conductor $4.300\times 10^{12}$
Sign $1$
Analytic cond. $17480.6$
Root an. cond. $3.39093$
Motivic weight $1$
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  − 10·25-s − 8·31-s + 28·49-s − 56·79-s + 4·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 28·169-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + 229-s + 233-s + ⋯
L(s)  = 1  − 2·25-s − 1.43·31-s + 4·49-s − 6.30·79-s + 4/11·121-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 + 0.0798·157-s + 0.0783·163-s + 0.0773·167-s + 2.15·169-s + 0.0760·173-s + 0.0747·179-s + 0.0743·181-s + 0.0723·191-s + 0.0719·193-s + 0.0712·197-s + 0.0708·199-s + 0.0688·211-s + 0.0669·223-s + 0.0663·227-s + 0.0660·229-s + 0.0655·233-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{20} \cdot 3^{8} \cdot 5^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{20} \cdot 3^{8} \cdot 5^{4}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{20} \cdot 3^{8} \cdot 5^{4}\)
Sign: $1$
Analytic conductor: \(17480.6\)
Root analytic conductor: \(3.39093\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{20} \cdot 3^{8} \cdot 5^{4} ,\ ( \ : 1/2, 1/2, 1/2, 1/2 ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(0.2777288562\)
\(L(\frac12)\) \(\approx\) \(0.2777288562\)
\(L(\frac{3}{2})\) 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 \( 1 \)
5$C_2$ \( ( 1 + p T^{2} )^{2} \)
good7$C_2$ \( ( 1 - p T^{2} )^{4} \)
11$C_2^2$ \( ( 1 - 2 T^{2} + p^{2} T^{4} )^{2} \)
13$C_2^2$ \( ( 1 - 14 T^{2} + p^{2} T^{4} )^{2} \)
17$C_2^2$ \( ( 1 - 26 T^{2} + p^{2} T^{4} )^{2} \)
19$C_2$ \( ( 1 - p T^{2} )^{4} \)
23$C_2^2$ \( ( 1 - 14 T^{2} + p^{2} T^{4} )^{2} \)
29$C_2^2$ \( ( 1 - 38 T^{2} + p^{2} T^{4} )^{2} \)
31$C_2$ \( ( 1 + 2 T + p T^{2} )^{4} \)
37$C_2^2$ \( ( 1 + 34 T^{2} + p^{2} T^{4} )^{2} \)
41$C_2$ \( ( 1 + p T^{2} )^{4} \)
43$C_2^2$ \( ( 1 - 74 T^{2} + p^{2} T^{4} )^{2} \)
47$C_2^2$ \( ( 1 + 34 T^{2} + p^{2} T^{4} )^{2} \)
53$C_2$ \( ( 1 + p T^{2} )^{4} \)
59$C_2^2$ \( ( 1 - 98 T^{2} + p^{2} T^{4} )^{2} \)
61$C_2$ \( ( 1 - p T^{2} )^{4} \)
67$C_2^2$ \( ( 1 - 26 T^{2} + p^{2} T^{4} )^{2} \)
71$C_2$ \( ( 1 + p T^{2} )^{4} \)
73$C_2$ \( ( 1 - p T^{2} )^{4} \)
79$C_2$ \( ( 1 + 14 T + p T^{2} )^{4} \)
83$C_2$ \( ( 1 + p T^{2} )^{4} \)
89$C_2$ \( ( 1 + p T^{2} )^{4} \)
97$C_2$ \( ( 1 - p T^{2} )^{4} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{8} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−6.90359841718695811118625687658, −6.82357590420535083327095673660, −6.17131752747359664581299000939, −6.06856446259294401566038788815, −5.80135832897170765006618195313, −5.71937949384951853191360815508, −5.62160047313887842800732997665, −5.46944531943595131855348558768, −5.09227075360392872372497090082, −4.71932888043680131797824141259, −4.40538745232553321164044309397, −4.29472951660015688540192594650, −4.24671639553642794232156331343, −3.79332528982123476531233410226, −3.69119790100753883164591641454, −3.37624550060448332713410436372, −3.05284662320805314863138833828, −2.74768512807034072406623328334, −2.59089631277652421721084906641, −2.11746202175756783138415160715, −1.88251681041941367241492645151, −1.77691405156771435929447873396, −1.11643076745560571118496029730, −0.936493961482287285043418505234, −0.10800177172923179023161477770, 0.10800177172923179023161477770, 0.936493961482287285043418505234, 1.11643076745560571118496029730, 1.77691405156771435929447873396, 1.88251681041941367241492645151, 2.11746202175756783138415160715, 2.59089631277652421721084906641, 2.74768512807034072406623328334, 3.05284662320805314863138833828, 3.37624550060448332713410436372, 3.69119790100753883164591641454, 3.79332528982123476531233410226, 4.24671639553642794232156331343, 4.29472951660015688540192594650, 4.40538745232553321164044309397, 4.71932888043680131797824141259, 5.09227075360392872372497090082, 5.46944531943595131855348558768, 5.62160047313887842800732997665, 5.71937949384951853191360815508, 5.80135832897170765006618195313, 6.06856446259294401566038788815, 6.17131752747359664581299000939, 6.82357590420535083327095673660, 6.90359841718695811118625687658

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