Properties

Label 8-72e8-1.1-c1e4-0-1
Degree $8$
Conductor $7.222\times 10^{14}$
Sign $1$
Analytic cond. $2.93608\times 10^{6}$
Root an. cond. $6.43385$
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  + 8·13-s + 8·25-s + 4·37-s + 28·49-s − 20·61-s − 32·73-s − 32·97-s − 40·109-s − 44·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 42·169-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + ⋯
L(s)  = 1  + 2.21·13-s + 8/5·25-s + 0.657·37-s + 4·49-s − 2.56·61-s − 3.74·73-s − 3.24·97-s − 3.83·109-s − 4·121-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 + 3.23·169-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 + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{24} \cdot 3^{16}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{24} \cdot 3^{16}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{24} \cdot 3^{16}\)
Sign: $1$
Analytic conductor: \(2.93608\times 10^{6}\)
Root analytic conductor: \(6.43385\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{24} \cdot 3^{16} ,\ ( \ : 1/2, 1/2, 1/2, 1/2 ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(1.010751720\)
\(L(\frac12)\) \(\approx\) \(1.010751720\)
\(L(\frac{3}{2})\) 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$C_2^3$ \( 1 - 8 T^{2} + 39 T^{4} - 8 p^{2} T^{6} + p^{4} T^{8} \)
7$C_2$ \( ( 1 - p T^{2} )^{4} \)
11$C_2$ \( ( 1 + p T^{2} )^{4} \)
13$C_2^2$ \( ( 1 - 4 T + 3 T^{2} - 4 p T^{3} + p^{2} T^{4} )^{2} \)
17$C_2^3$ \( 1 + 16 T^{2} - 33 T^{4} + 16 p^{2} T^{6} + p^{4} T^{8} \)
19$C_2$ \( ( 1 - p T^{2} )^{4} \)
23$C_2$ \( ( 1 + p T^{2} )^{4} \)
29$C_2^3$ \( 1 + 40 T^{2} + 759 T^{4} + 40 p^{2} T^{6} + p^{4} T^{8} \)
31$C_2$ \( ( 1 - p T^{2} )^{4} \)
37$C_2^2$ \( ( 1 - 2 T - 33 T^{2} - 2 p T^{3} + p^{2} T^{4} )^{2} \)
41$C_2^2$ \( ( 1 + 80 T^{2} + p^{2} T^{4} )^{2} \)
43$C_2$ \( ( 1 - p T^{2} )^{4} \)
47$C_2$ \( ( 1 + p T^{2} )^{4} \)
53$C_2^2$ \( ( 1 + 56 T^{2} + p^{2} T^{4} )^{2} \)
59$C_2$ \( ( 1 + p T^{2} )^{4} \)
61$C_2^2$ \( ( 1 + 10 T + 39 T^{2} + 10 p T^{3} + p^{2} T^{4} )^{2} \)
67$C_2$ \( ( 1 - p T^{2} )^{4} \)
71$C_2$ \( ( 1 + p T^{2} )^{4} \)
73$C_2^2$ \( ( 1 + 16 T + 183 T^{2} + 16 p T^{3} + p^{2} T^{4} )^{2} \)
79$C_2$ \( ( 1 - p T^{2} )^{4} \)
83$C_2$ \( ( 1 + p T^{2} )^{4} \)
89$C_2^3$ \( 1 + 160 T^{2} + 17679 T^{4} + 160 p^{2} T^{6} + p^{4} T^{8} \)
97$C_2$ \( ( 1 + 8 T + p T^{2} )^{4} \)
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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

−5.61340406930376714279081367512, −5.60344334913881434955640151509, −5.56639137973970488473870387304, −5.36851200526506299167173925973, −5.02955203444385962925355234514, −4.82710219100632948855374629565, −4.41540346631628875617819421401, −4.39427264034013398838529129878, −4.25891699897628032849144607366, −3.99001146740615191046411617626, −3.94266072376654101774795920924, −3.68273997889458812582183680557, −3.37298897056664900958372637250, −3.07988704666058395521660110139, −2.92563254349373294463243580490, −2.85241532655712777592586736071, −2.54267531726247469834098707371, −2.33851822380639109637067239915, −2.10303912291642183599488837109, −1.48347402854187972234114226856, −1.41017383725277621549410799926, −1.26429381852745365632434878234, −1.12998799145291547729561893251, −0.68500827244781171931718963901, −0.12334665747166157127810150687, 0.12334665747166157127810150687, 0.68500827244781171931718963901, 1.12998799145291547729561893251, 1.26429381852745365632434878234, 1.41017383725277621549410799926, 1.48347402854187972234114226856, 2.10303912291642183599488837109, 2.33851822380639109637067239915, 2.54267531726247469834098707371, 2.85241532655712777592586736071, 2.92563254349373294463243580490, 3.07988704666058395521660110139, 3.37298897056664900958372637250, 3.68273997889458812582183680557, 3.94266072376654101774795920924, 3.99001146740615191046411617626, 4.25891699897628032849144607366, 4.39427264034013398838529129878, 4.41540346631628875617819421401, 4.82710219100632948855374629565, 5.02955203444385962925355234514, 5.36851200526506299167173925973, 5.56639137973970488473870387304, 5.60344334913881434955640151509, 5.61340406930376714279081367512

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