Properties

Label 8-200e4-1.1-c1e4-0-1
Degree $8$
Conductor $1600000000$
Sign $1$
Analytic cond. $6.50471$
Root an. cond. $1.26372$
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  − 2·2-s + 4·3-s + 2·4-s − 8·6-s − 4·8-s + 4·9-s + 8·12-s + 8·16-s − 8·18-s − 16·24-s − 4·27-s − 8·31-s − 8·32-s + 8·36-s + 8·37-s − 8·41-s − 28·43-s + 32·48-s + 20·49-s + 32·53-s + 8·54-s + 16·62-s + 8·64-s − 36·67-s + 8·71-s − 16·72-s − 16·74-s + ⋯
L(s)  = 1  − 1.41·2-s + 2.30·3-s + 4-s − 3.26·6-s − 1.41·8-s + 4/3·9-s + 2.30·12-s + 2·16-s − 1.88·18-s − 3.26·24-s − 0.769·27-s − 1.43·31-s − 1.41·32-s + 4/3·36-s + 1.31·37-s − 1.24·41-s − 4.26·43-s + 4.61·48-s + 20/7·49-s + 4.39·53-s + 1.08·54-s + 2.03·62-s + 64-s − 4.39·67-s + 0.949·71-s − 1.88·72-s − 1.85·74-s + ⋯

Functional equation

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

Invariants

Degree: \(8\)
Conductor: \(2^{12} \cdot 5^{8}\)
Sign: $1$
Analytic conductor: \(6.50471\)
Root analytic conductor: \(1.26372\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{12} \cdot 5^{8} ,\ ( \ : 1/2, 1/2, 1/2, 1/2 ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(1.164025938\)
\(L(\frac12)\) \(\approx\) \(1.164025938\)
\(L(\frac{3}{2})\) 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$C_2^2$ \( 1 + p T + p T^{2} + p^{2} T^{3} + p^{2} T^{4} \)
5 \( 1 \)
good3$D_{4}$ \( ( 1 - 2 T + 4 T^{2} - 2 p T^{3} + p^{2} T^{4} )^{2} \)
7$D_4\times C_2$ \( 1 - 20 T^{2} + 186 T^{4} - 20 p^{2} T^{6} + p^{4} T^{8} \)
11$C_2^2$ \( ( 1 - 18 T^{2} + p^{2} T^{4} )^{2} \)
13$C_2^2$ \( ( 1 + 14 T^{2} + p^{2} T^{4} )^{2} \)
17$C_2^2$ \( ( 1 - 22 T^{2} + p^{2} T^{4} )^{2} \)
19$D_4\times C_2$ \( 1 - 20 T^{2} + 54 T^{4} - 20 p^{2} T^{6} + p^{4} T^{8} \)
23$D_4\times C_2$ \( 1 - 36 T^{2} + 1274 T^{4} - 36 p^{2} T^{6} + p^{4} T^{8} \)
29$C_2^2$ \( ( 1 - 10 T^{2} + p^{2} T^{4} )^{2} \)
31$D_{4}$ \( ( 1 + 4 T + 54 T^{2} + 4 p T^{3} + p^{2} T^{4} )^{2} \)
37$C_2$ \( ( 1 - 2 T + p T^{2} )^{4} \)
41$D_{4}$ \( ( 1 + 4 T + 74 T^{2} + 4 p T^{3} + p^{2} T^{4} )^{2} \)
43$D_{4}$ \( ( 1 + 14 T + 132 T^{2} + 14 p T^{3} + p^{2} T^{4} )^{2} \)
47$D_4\times C_2$ \( 1 - 132 T^{2} + 8474 T^{4} - 132 p^{2} T^{6} + p^{4} T^{8} \)
53$D_{4}$ \( ( 1 - 16 T + 158 T^{2} - 16 p T^{3} + p^{2} T^{4} )^{2} \)
59$D_4\times C_2$ \( 1 - 180 T^{2} + 14294 T^{4} - 180 p^{2} T^{6} + p^{4} T^{8} \)
61$D_4\times C_2$ \( 1 - 140 T^{2} + 11574 T^{4} - 140 p^{2} T^{6} + p^{4} T^{8} \)
67$D_{4}$ \( ( 1 + 18 T + 212 T^{2} + 18 p T^{3} + p^{2} T^{4} )^{2} \)
71$D_{4}$ \( ( 1 - 4 T + 134 T^{2} - 4 p T^{3} + p^{2} T^{4} )^{2} \)
73$D_4\times C_2$ \( 1 - 236 T^{2} + 23814 T^{4} - 236 p^{2} T^{6} + p^{4} T^{8} \)
79$D_{4}$ \( ( 1 - 16 T + 174 T^{2} - 16 p T^{3} + p^{2} T^{4} )^{2} \)
83$D_{4}$ \( ( 1 - 6 T + 172 T^{2} - 6 p T^{3} + p^{2} T^{4} )^{2} \)
89$D_{4}$ \( ( 1 + 4 T + 134 T^{2} + 4 p T^{3} + p^{2} T^{4} )^{2} \)
97$D_4\times C_2$ \( 1 - 140 T^{2} + 16806 T^{4} - 140 p^{2} T^{6} + p^{4} T^{8} \)
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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

−9.121893544177709379473274233582, −8.611198104545520429956874499974, −8.574460175233462015115753246520, −8.545406457889532750429173903124, −8.396693322336625231350986220045, −7.989946772885703948650253364531, −7.56978981097575224447493628148, −7.50281848193954513407267736321, −7.10968471180960990171383998362, −6.93615623970837667152620247320, −6.37533703346812715166520916945, −6.32053956450899452943993228132, −5.69285397887016362610639577947, −5.65793535687404674032941093397, −5.08516966199271487860207398171, −5.00899091981260562276640246658, −4.15046156057961027481250194208, −3.95361207165823130152554861631, −3.54362985360426655564845850290, −3.11540259944749621306411411312, −3.02714902970405647398462517339, −2.62640780843944343045930744331, −2.00285850582407157288296123012, −1.91673788953325424389475291069, −0.72645289390318715026944689259, 0.72645289390318715026944689259, 1.91673788953325424389475291069, 2.00285850582407157288296123012, 2.62640780843944343045930744331, 3.02714902970405647398462517339, 3.11540259944749621306411411312, 3.54362985360426655564845850290, 3.95361207165823130152554861631, 4.15046156057961027481250194208, 5.00899091981260562276640246658, 5.08516966199271487860207398171, 5.65793535687404674032941093397, 5.69285397887016362610639577947, 6.32053956450899452943993228132, 6.37533703346812715166520916945, 6.93615623970837667152620247320, 7.10968471180960990171383998362, 7.50281848193954513407267736321, 7.56978981097575224447493628148, 7.989946772885703948650253364531, 8.396693322336625231350986220045, 8.545406457889532750429173903124, 8.574460175233462015115753246520, 8.611198104545520429956874499974, 9.121893544177709379473274233582

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