Properties

Label 8-3328e4-1.1-c0e4-0-20
Degree $8$
Conductor $1.227\times 10^{14}$
Sign $1$
Analytic cond. $7.60959$
Root an. cond. $1.28875$
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  + 2·5-s − 2·9-s − 2·13-s + 2·25-s + 6·29-s + 4·37-s + 4·41-s − 4·45-s − 4·65-s + 2·73-s + 81-s − 2·89-s − 2·97-s + 4·109-s + 4·117-s + 127-s + 131-s + 137-s + 139-s + 12·145-s + 149-s + 151-s + 157-s + 163-s + 167-s + 169-s + 173-s + ⋯
L(s)  = 1  + 2·5-s − 2·9-s − 2·13-s + 2·25-s + 6·29-s + 4·37-s + 4·41-s − 4·45-s − 4·65-s + 2·73-s + 81-s − 2·89-s − 2·97-s + 4·109-s + 4·117-s + 127-s + 131-s + 137-s + 139-s + 12·145-s + 149-s + 151-s + 157-s + 163-s + 167-s + 169-s + 173-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{32} \cdot 13^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{32} \cdot 13^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{32} \cdot 13^{4}\)
Sign: $1$
Analytic conductor: \(7.60959\)
Root analytic conductor: \(1.28875\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{32} \cdot 13^{4} ,\ ( \ : 0, 0, 0, 0 ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(2.721838695\)
\(L(\frac12)\) \(\approx\) \(2.721838695\)
\(L(1)\) 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 \( 1 \)
13$C_2$ \( ( 1 + T + T^{2} )^{2} \)
good3$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
5$C_2$$\times$$C_2^2$ \( ( 1 - T + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
7$C_2^3$ \( 1 - T^{4} + T^{8} \)
11$C_2^3$ \( 1 - T^{4} + T^{8} \)
17$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
19$C_2^3$ \( 1 - T^{4} + T^{8} \)
23$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
29$C_1$$\times$$C_2$ \( ( 1 - T )^{4}( 1 - T + T^{2} )^{2} \)
31$C_2^2$ \( ( 1 + T^{4} )^{2} \)
37$C_1$$\times$$C_2^2$ \( ( 1 - T )^{4}( 1 - T^{2} + T^{4} ) \)
41$C_1$$\times$$C_2^2$ \( ( 1 - T )^{4}( 1 - T^{2} + T^{4} ) \)
43$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
47$C_2^2$ \( ( 1 + T^{4} )^{2} \)
53$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
59$C_2^3$ \( 1 - T^{4} + T^{8} \)
61$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
67$C_2^3$ \( 1 - T^{4} + T^{8} \)
71$C_2^3$ \( 1 - T^{4} + T^{8} \)
73$C_2$$\times$$C_2^2$ \( ( 1 - T + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
79$C_2$ \( ( 1 + T^{2} )^{4} \)
83$C_2^2$ \( ( 1 + T^{4} )^{2} \)
89$C_2$$\times$$C_2^2$ \( ( 1 + T + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
97$C_2$$\times$$C_2^2$ \( ( 1 + T + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
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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

−6.16973630695720549709955745130, −6.14298998455370009298131736416, −5.95590815885459182680499672331, −5.77454395282607514960973054792, −5.55500193687132870116964110503, −5.35701155000773536628563734028, −4.99080894977485011405071949089, −4.95276314727428422449442762680, −4.86635912528479448975027052556, −4.32070130265477081095739799137, −4.29823811408053858463768280750, −4.28303909530734965116018440426, −4.13542678883333485709505908580, −3.25578719646000899301107582398, −3.17581378630306381035729390321, −3.07440001321462754717056425364, −2.65883080894049094210515550327, −2.55769374648017486053446027619, −2.52429185860616203246947830923, −2.38815573006241071183332501094, −2.18185987473414201355319546283, −1.62234241986152846072797458785, −1.02724387459941760741150787824, −0.892198906343324535952034737952, −0.867005665124100306582583730909, 0.867005665124100306582583730909, 0.892198906343324535952034737952, 1.02724387459941760741150787824, 1.62234241986152846072797458785, 2.18185987473414201355319546283, 2.38815573006241071183332501094, 2.52429185860616203246947830923, 2.55769374648017486053446027619, 2.65883080894049094210515550327, 3.07440001321462754717056425364, 3.17581378630306381035729390321, 3.25578719646000899301107582398, 4.13542678883333485709505908580, 4.28303909530734965116018440426, 4.29823811408053858463768280750, 4.32070130265477081095739799137, 4.86635912528479448975027052556, 4.95276314727428422449442762680, 4.99080894977485011405071949089, 5.35701155000773536628563734028, 5.55500193687132870116964110503, 5.77454395282607514960973054792, 5.95590815885459182680499672331, 6.14298998455370009298131736416, 6.16973630695720549709955745130

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