Properties

Label 8-63e8-1.1-c0e4-0-3
Degree $8$
Conductor $2.482\times 10^{14}$
Sign $1$
Analytic cond. $15.3940$
Root an. cond. $1.40740$
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  − 4-s + 16-s + 4·25-s − 2·37-s − 2·43-s − 2·64-s + 2·67-s + 2·79-s − 4·100-s + 4·109-s + 2·121-s + 127-s + 131-s + 137-s + 139-s + 2·148-s + 149-s + 151-s + 157-s + 163-s + 167-s − 2·169-s + 2·172-s + 173-s + 179-s + 181-s + 191-s + ⋯
L(s)  = 1  − 4-s + 16-s + 4·25-s − 2·37-s − 2·43-s − 2·64-s + 2·67-s + 2·79-s − 4·100-s + 4·109-s + 2·121-s + 127-s + 131-s + 137-s + 139-s + 2·148-s + 149-s + 151-s + 157-s + 163-s + 167-s − 2·169-s + 2·172-s + 173-s + 179-s + 181-s + 191-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(3^{16} \cdot 7^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(3^{16} \cdot 7^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(3^{16} \cdot 7^{8}\)
Sign: $1$
Analytic conductor: \(15.3940\)
Root analytic conductor: \(1.40740\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 3^{16} \cdot 7^{8} ,\ ( \ : 0, 0, 0, 0 ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.353911955\)
\(L(\frac12)\) \(\approx\) \(1.353911955\)
\(L(1)\) 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)$
bad3 \( 1 \)
7 \( 1 \)
good2$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
5$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
11$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
13$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
17$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
19$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
23$C_2$ \( ( 1 + T^{2} )^{4} \)
29$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
31$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
37$C_1$$\times$$C_2$ \( ( 1 + T )^{4}( 1 - T + T^{2} )^{2} \)
41$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
43$C_1$$\times$$C_2$ \( ( 1 + T )^{4}( 1 - T + T^{2} )^{2} \)
47$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
53$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
59$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
61$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
67$C_1$$\times$$C_2$ \( ( 1 - T )^{4}( 1 + T + T^{2} )^{2} \)
71$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
73$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
79$C_1$$\times$$C_2$ \( ( 1 - T )^{4}( 1 + T + T^{2} )^{2} \)
83$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
89$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
97$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
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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

−6.22526766865111405430422014758, −5.92008926471537642011629601388, −5.72088573612729399074510549131, −5.35975289850703365644057180774, −5.31606543546773728417212005199, −5.20550860413768357451081326286, −5.03973262411922178497468603429, −4.64613576053812417333478091661, −4.60022366455408694744054172487, −4.59785516865929703006415627313, −4.28138057149627682053376202321, −3.82821516926686114720949338764, −3.68847735340651066749710323682, −3.54191110121503720780547574156, −3.26124633349112186740704832729, −3.11552220910246532381051261252, −2.91401199281911393226795243872, −2.81592891573802970161485433766, −2.17209944814564299118856601607, −2.11559349590874141738305129526, −1.87321597079727962376842263858, −1.49302199674201314704712759050, −1.06746193244147675682369422061, −0.961905073134386469154891176553, −0.50854380235820461590738943848, 0.50854380235820461590738943848, 0.961905073134386469154891176553, 1.06746193244147675682369422061, 1.49302199674201314704712759050, 1.87321597079727962376842263858, 2.11559349590874141738305129526, 2.17209944814564299118856601607, 2.81592891573802970161485433766, 2.91401199281911393226795243872, 3.11552220910246532381051261252, 3.26124633349112186740704832729, 3.54191110121503720780547574156, 3.68847735340651066749710323682, 3.82821516926686114720949338764, 4.28138057149627682053376202321, 4.59785516865929703006415627313, 4.60022366455408694744054172487, 4.64613576053812417333478091661, 5.03973262411922178497468603429, 5.20550860413768357451081326286, 5.31606543546773728417212005199, 5.35975289850703365644057180774, 5.72088573612729399074510549131, 5.92008926471537642011629601388, 6.22526766865111405430422014758

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