Properties

Label 8-96e8-1.1-c1e4-0-10
Degree $8$
Conductor $7.214\times 10^{15}$
Sign $1$
Analytic cond. $2.93277\times 10^{7}$
Root an. cond. $8.57846$
Motivic weight $1$
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  + 8·7-s + 8·13-s − 16·23-s − 8·25-s + 8·31-s + 8·37-s − 16·47-s + 20·49-s + 16·59-s + 24·61-s + 16·67-s − 16·71-s − 8·73-s + 24·79-s + 8·89-s + 64·91-s − 16·97-s + 16·101-s + 24·103-s + 16·107-s + 24·109-s + 8·113-s − 28·121-s + 16·125-s + 127-s + 131-s + 137-s + ⋯
L(s)  = 1  + 3.02·7-s + 2.21·13-s − 3.33·23-s − 8/5·25-s + 1.43·31-s + 1.31·37-s − 2.33·47-s + 20/7·49-s + 2.08·59-s + 3.07·61-s + 1.95·67-s − 1.89·71-s − 0.936·73-s + 2.70·79-s + 0.847·89-s + 6.70·91-s − 1.62·97-s + 1.59·101-s + 2.36·103-s + 1.54·107-s + 2.29·109-s + 0.752·113-s − 2.54·121-s + 1.43·125-s + 0.0887·127-s + 0.0873·131-s + 0.0854·137-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{40} \cdot 3^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{40} \cdot 3^{8}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{40} \cdot 3^{8}\)
Sign: $1$
Analytic conductor: \(2.93277\times 10^{7}\)
Root analytic conductor: \(8.57846\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{40} \cdot 3^{8} ,\ ( \ : 1/2, 1/2, 1/2, 1/2 ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(19.92520365\)
\(L(\frac12)\) \(\approx\) \(19.92520365\)
\(L(\frac{3}{2})\) 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 \( 1 \)
good5$((C_8 : C_2):C_2):C_2$ \( 1 + 8 T^{2} - 16 T^{3} + 26 T^{4} - 16 p T^{5} + 8 p^{2} T^{6} + p^{4} T^{8} \)
7$((C_8 : C_2):C_2):C_2$ \( 1 - 8 T + 44 T^{2} - 24 p T^{3} + 510 T^{4} - 24 p^{2} T^{5} + 44 p^{2} T^{6} - 8 p^{3} T^{7} + p^{4} T^{8} \)
11$C_2^2:C_4$ \( 1 + 28 T^{2} + 406 T^{4} + 28 p^{2} T^{6} + p^{4} T^{8} \)
13$((C_8 : C_2):C_2):C_2$ \( 1 - 8 T + 40 T^{2} - 136 T^{3} + 514 T^{4} - 136 p T^{5} + 40 p^{2} T^{6} - 8 p^{3} T^{7} + p^{4} T^{8} \)
17$((C_8 : C_2):C_2):C_2$ \( 1 + 36 T^{2} + 64 T^{3} + 614 T^{4} + 64 p T^{5} + 36 p^{2} T^{6} + p^{4} T^{8} \)
19$((C_8 : C_2):C_2):C_2$ \( 1 + 44 T^{2} - 64 T^{3} + 918 T^{4} - 64 p T^{5} + 44 p^{2} T^{6} + p^{4} T^{8} \)
23$C_2$ \( ( 1 + 4 T + p T^{2} )^{4} \)
29$((C_8 : C_2):C_2):C_2$ \( 1 + 72 T^{2} - 112 T^{3} + 2426 T^{4} - 112 p T^{5} + 72 p^{2} T^{6} + p^{4} T^{8} \)
31$((C_8 : C_2):C_2):C_2$ \( 1 - 8 T + 108 T^{2} - 616 T^{3} + 162 p T^{4} - 616 p T^{5} + 108 p^{2} T^{6} - 8 p^{3} T^{7} + p^{4} T^{8} \)
37$((C_8 : C_2):C_2):C_2$ \( 1 - 8 T + 104 T^{2} - 776 T^{3} + 5346 T^{4} - 776 p T^{5} + 104 p^{2} T^{6} - 8 p^{3} T^{7} + p^{4} T^{8} \)
41$((C_8 : C_2):C_2):C_2$ \( 1 + 68 T^{2} - 64 T^{3} + 3206 T^{4} - 64 p T^{5} + 68 p^{2} T^{6} + p^{4} T^{8} \)
43$((C_8 : C_2):C_2):C_2$ \( 1 + 76 T^{2} + 64 T^{3} + 3830 T^{4} + 64 p T^{5} + 76 p^{2} T^{6} + p^{4} T^{8} \)
47$D_{4}$ \( ( 1 + 8 T + 78 T^{2} + 8 p T^{3} + p^{2} T^{4} )^{2} \)
53$((C_8 : C_2):C_2):C_2$ \( 1 + 104 T^{2} - 272 T^{3} + 5594 T^{4} - 272 p T^{5} + 104 p^{2} T^{6} + p^{4} T^{8} \)
59$((C_8 : C_2):C_2):C_2$ \( 1 - 16 T + 204 T^{2} - 1552 T^{3} + 12758 T^{4} - 1552 p T^{5} + 204 p^{2} T^{6} - 16 p^{3} T^{7} + p^{4} T^{8} \)
61$((C_8 : C_2):C_2):C_2$ \( 1 - 24 T + 392 T^{2} - 4568 T^{3} + 40386 T^{4} - 4568 p T^{5} + 392 p^{2} T^{6} - 24 p^{3} T^{7} + p^{4} T^{8} \)
67$((C_8 : C_2):C_2):C_2$ \( 1 - 16 T + 172 T^{2} - 912 T^{3} + 6134 T^{4} - 912 p T^{5} + 172 p^{2} T^{6} - 16 p^{3} T^{7} + p^{4} T^{8} \)
71$((C_8 : C_2):C_2):C_2$ \( 1 + 16 T + 4 p T^{2} + 2640 T^{3} + 28070 T^{4} + 2640 p T^{5} + 4 p^{3} T^{6} + 16 p^{3} T^{7} + p^{4} T^{8} \)
73$((C_8 : C_2):C_2):C_2$ \( 1 + 8 T + 172 T^{2} + 1720 T^{3} + 16006 T^{4} + 1720 p T^{5} + 172 p^{2} T^{6} + 8 p^{3} T^{7} + p^{4} T^{8} \)
79$((C_8 : C_2):C_2):C_2$ \( 1 - 24 T + 396 T^{2} - 4344 T^{3} + 42398 T^{4} - 4344 p T^{5} + 396 p^{2} T^{6} - 24 p^{3} T^{7} + p^{4} T^{8} \)
83$((C_8 : C_2):C_2):C_2$ \( 1 + 252 T^{2} + 128 T^{3} + 28598 T^{4} + 128 p T^{5} + 252 p^{2} T^{6} + p^{4} T^{8} \)
89$((C_8 : C_2):C_2):C_2$ \( 1 - 8 T + 188 T^{2} - 2424 T^{3} + 17894 T^{4} - 2424 p T^{5} + 188 p^{2} T^{6} - 8 p^{3} T^{7} + p^{4} T^{8} \)
97$((C_8 : C_2):C_2):C_2$ \( 1 + 16 T + 356 T^{2} + 4400 T^{3} + 49990 T^{4} + 4400 p T^{5} + 356 p^{2} T^{6} + 16 p^{3} T^{7} + p^{4} T^{8} \)
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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

−5.60645196072471490719779400736, −5.15862660169896280398393238805, −4.93818542188093410228966966691, −4.85666281770811325164981559373, −4.78129239628405645477586963268, −4.32233571003576739422521784552, −4.30938509230656936678095743999, −4.20373462910854671649122350459, −4.14092675074401816023401618332, −3.65723603878940972240866022417, −3.50056765148879145111325283009, −3.46666469377130962932680451951, −3.44411546708491957562188775606, −2.84249248328985699291233684837, −2.74717556756050260173470424649, −2.21849956317966545519629383546, −2.20264634548139265953049386588, −2.02648373642045043147482073353, −1.76625240669543843611725175060, −1.70791799525923622734495665147, −1.59596133706480409364298775101, −1.15662112741829394285216021232, −0.66064978597280234918998529697, −0.62900031308888376797520129706, −0.57499884741130546717190939202, 0.57499884741130546717190939202, 0.62900031308888376797520129706, 0.66064978597280234918998529697, 1.15662112741829394285216021232, 1.59596133706480409364298775101, 1.70791799525923622734495665147, 1.76625240669543843611725175060, 2.02648373642045043147482073353, 2.20264634548139265953049386588, 2.21849956317966545519629383546, 2.74717556756050260173470424649, 2.84249248328985699291233684837, 3.44411546708491957562188775606, 3.46666469377130962932680451951, 3.50056765148879145111325283009, 3.65723603878940972240866022417, 4.14092675074401816023401618332, 4.20373462910854671649122350459, 4.30938509230656936678095743999, 4.32233571003576739422521784552, 4.78129239628405645477586963268, 4.85666281770811325164981559373, 4.93818542188093410228966966691, 5.15862660169896280398393238805, 5.60645196072471490719779400736

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