Properties

Label 8-2160e4-1.1-c0e4-0-0
Degree $8$
Conductor $2.177\times 10^{13}$
Sign $1$
Analytic cond. $1.35034$
Root an. cond. $1.03825$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $0$

Origins

Origins of factors

Downloads

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Normalization:  

Dirichlet series

L(s)  = 1  − 16-s − 4·61-s − 4·79-s + 4·97-s + 4·103-s − 4·109-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 2·169-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  − 16-s − 4·61-s − 4·79-s + 4·97-s + 4·103-s − 4·109-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 2·169-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

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{16} \cdot 3^{12} \cdot 5^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{16} \cdot 3^{12} \cdot 5^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{16} \cdot 3^{12} \cdot 5^{4}\)
Sign: $1$
Analytic conductor: \(1.35034\)
Root analytic conductor: \(1.03825\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{16} \cdot 3^{12} \cdot 5^{4} ,\ ( \ : 0, 0, 0, 0 ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.6868520637\)
\(L(\frac12)\) \(\approx\) \(0.6868520637\)
\(L(1)\) 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$C_2^2$ \( 1 + T^{4} \)
good7$C_2^2$ \( ( 1 + T^{4} )^{2} \)
11$C_2^3$ \( 1 - T^{4} + T^{8} \)
13$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
17$C_2^3$ \( 1 - T^{4} + T^{8} \)
19$C_2^2$ \( ( 1 + T^{4} )^{2} \)
23$C_2^3$ \( 1 - T^{4} + T^{8} \)
29$C_2^3$ \( 1 - T^{4} + T^{8} \)
31$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
37$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
41$C_2^2$ \( ( 1 + T^{4} )^{2} \)
43$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
47$C_2^3$ \( 1 - T^{4} + T^{8} \)
53$C_2^2$ \( ( 1 + T^{4} )^{2} \)
59$C_2^2$ \( ( 1 + T^{4} )^{2} \)
61$C_1$$\times$$C_2$ \( ( 1 + T )^{4}( 1 + T^{2} )^{2} \)
67$C_2$ \( ( 1 + T^{2} )^{4} \)
71$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
73$C_2^2$ \( ( 1 + T^{4} )^{2} \)
79$C_2$ \( ( 1 + T + T^{2} )^{4} \)
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

−6.57756054427567159612012094881, −6.38984767765554831714236969744, −6.11291575861926805959168187419, −6.10055728291232742287314563741, −6.02080508406673625062044473748, −5.67446966181710748852418363260, −5.28538032218939531118593246962, −5.12733775927277385797823846845, −4.91329552612959679352130677452, −4.73286837016023124939932928017, −4.67306372519341234469690156285, −4.29337718196958449001127094337, −4.06782762135547836546210517358, −3.75139535317117595261612570909, −3.75032821598482199289521544378, −3.35839383917449221237263436594, −3.03901239264438875328493908012, −2.85830229168009217376887100185, −2.57723271062309493000018427452, −2.34840303986454687848843743689, −2.17243039326751140882828853663, −1.49683688304972513288255829459, −1.41097822543807620976198449082, −1.35529478392443849270202305131, −0.38826245540949152131986365804, 0.38826245540949152131986365804, 1.35529478392443849270202305131, 1.41097822543807620976198449082, 1.49683688304972513288255829459, 2.17243039326751140882828853663, 2.34840303986454687848843743689, 2.57723271062309493000018427452, 2.85830229168009217376887100185, 3.03901239264438875328493908012, 3.35839383917449221237263436594, 3.75032821598482199289521544378, 3.75139535317117595261612570909, 4.06782762135547836546210517358, 4.29337718196958449001127094337, 4.67306372519341234469690156285, 4.73286837016023124939932928017, 4.91329552612959679352130677452, 5.12733775927277385797823846845, 5.28538032218939531118593246962, 5.67446966181710748852418363260, 6.02080508406673625062044473748, 6.10055728291232742287314563741, 6.11291575861926805959168187419, 6.38984767765554831714236969744, 6.57756054427567159612012094881

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