Properties

Label 8-1800e4-1.1-c0e4-0-5
Degree $8$
Conductor $1.050\times 10^{13}$
Sign $1$
Analytic cond. $0.651206$
Root an. cond. $0.947795$
Motivic weight $0$
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  + 4·7-s − 16-s + 8·49-s − 4·73-s + 4·97-s − 4·103-s − 4·112-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + 229-s + ⋯
L(s)  = 1  + 4·7-s − 16-s + 8·49-s − 4·73-s + 4·97-s − 4·103-s − 4·112-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + 229-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{12} \cdot 3^{8} \cdot 5^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{12} \cdot 3^{8} \cdot 5^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{12} \cdot 3^{8} \cdot 5^{8}\)
Sign: $1$
Analytic conductor: \(0.651206\)
Root analytic conductor: \(0.947795\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{12} \cdot 3^{8} \cdot 5^{8} ,\ ( \ : 0, 0, 0, 0 ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(2.217956324\)
\(L(\frac12)\) \(\approx\) \(2.217956324\)
\(L(1)\) 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$C_2^2$ \( 1 + T^{4} \)
3 \( 1 \)
5 \( 1 \)
good7$C_1$$\times$$C_2$ \( ( 1 - T )^{4}( 1 + T^{2} )^{2} \)
11$C_2^2$ \( ( 1 + T^{4} )^{2} \)
13$C_2^2$ \( ( 1 + T^{4} )^{2} \)
17$C_2^2$ \( ( 1 + T^{4} )^{2} \)
19$C_2$ \( ( 1 + T^{2} )^{4} \)
23$C_2^2$ \( ( 1 + T^{4} )^{2} \)
29$C_2^2$ \( ( 1 + T^{4} )^{2} \)
31$C_2$ \( ( 1 + T^{2} )^{4} \)
37$C_2^2$ \( ( 1 + T^{4} )^{2} \)
41$C_2$ \( ( 1 + T^{2} )^{4} \)
43$C_2^2$ \( ( 1 + T^{4} )^{2} \)
47$C_2^2$ \( ( 1 + T^{4} )^{2} \)
53$C_2^2$ \( ( 1 + T^{4} )^{2} \)
59$C_2^2$ \( ( 1 + T^{4} )^{2} \)
61$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
67$C_2^2$ \( ( 1 + T^{4} )^{2} \)
71$C_2$ \( ( 1 + T^{2} )^{4} \)
73$C_1$$\times$$C_2$ \( ( 1 + T )^{4}( 1 + T^{2} )^{2} \)
79$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
83$C_2^2$ \( ( 1 + T^{4} )^{2} \)
89$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
97$C_1$$\times$$C_2$ \( ( 1 - T )^{4}( 1 + T^{2} )^{2} \)
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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

−6.69106783609463915421471842486, −6.60424128555511810470876836844, −6.58048612104266458918414747684, −6.11542491827467045843340964952, −5.83666076838975543748442152919, −5.61301001469599497995527214091, −5.47740960252324958243663073236, −5.19778009045072591400710342222, −5.10219579332562101002688585285, −4.97824090418571031361734352697, −4.49913603736955025405778657181, −4.36871636935297624993249702586, −4.33701070402582716012451235259, −4.18481187228071016322039162884, −3.98755389708202670470417382156, −3.28837668714511074863237829324, −3.23167243811718331006799878602, −2.97085972300348218395614389696, −2.45130827950648851578163056609, −2.36646873617890536542613806966, −1.97089657785380041480085427782, −1.69108136230916245936672200532, −1.64056384781367897080050106323, −1.25857026903807500460493415343, −0.849184209890840376901927111587, 0.849184209890840376901927111587, 1.25857026903807500460493415343, 1.64056384781367897080050106323, 1.69108136230916245936672200532, 1.97089657785380041480085427782, 2.36646873617890536542613806966, 2.45130827950648851578163056609, 2.97085972300348218395614389696, 3.23167243811718331006799878602, 3.28837668714511074863237829324, 3.98755389708202670470417382156, 4.18481187228071016322039162884, 4.33701070402582716012451235259, 4.36871636935297624993249702586, 4.49913603736955025405778657181, 4.97824090418571031361734352697, 5.10219579332562101002688585285, 5.19778009045072591400710342222, 5.47740960252324958243663073236, 5.61301001469599497995527214091, 5.83666076838975543748442152919, 6.11542491827467045843340964952, 6.58048612104266458918414747684, 6.60424128555511810470876836844, 6.69106783609463915421471842486

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