Properties

Label 4-920e2-1.1-c0e2-0-2
Degree $4$
Conductor $846400$
Sign $1$
Analytic cond. $0.210809$
Root an. cond. $0.677598$
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  − 2·2-s + 3-s + 3·4-s + 2·5-s − 2·6-s + 7-s − 4·8-s − 4·10-s − 11-s + 3·12-s + 13-s − 2·14-s + 2·15-s + 5·16-s + 17-s − 19-s + 6·20-s + 21-s + 2·22-s − 2·23-s − 4·24-s + 3·25-s − 2·26-s + 3·28-s − 4·30-s − 31-s − 6·32-s + ⋯
L(s)  = 1  − 2·2-s + 3-s + 3·4-s + 2·5-s − 2·6-s + 7-s − 4·8-s − 4·10-s − 11-s + 3·12-s + 13-s − 2·14-s + 2·15-s + 5·16-s + 17-s − 19-s + 6·20-s + 21-s + 2·22-s − 2·23-s − 4·24-s + 3·25-s − 2·26-s + 3·28-s − 4·30-s − 31-s − 6·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 846400 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 846400 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(846400\)    =    \(2^{6} \cdot 5^{2} \cdot 23^{2}\)
Sign: $1$
Analytic conductor: \(0.210809\)
Root analytic conductor: \(0.677598\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((4,\ 846400,\ (\ :0, 0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.8565202833\)
\(L(\frac12)\) \(\approx\) \(0.8565202833\)
\(L(1)\) 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$C_1$ \( ( 1 + T )^{2} \)
5$C_1$ \( ( 1 - T )^{2} \)
23$C_1$ \( ( 1 + T )^{2} \)
good3$C_4$ \( 1 - T + T^{2} - T^{3} + T^{4} \)
7$C_4$ \( 1 - T + T^{2} - T^{3} + T^{4} \)
11$C_4$ \( 1 + T + T^{2} + T^{3} + T^{4} \)
13$C_4$ \( 1 - T + T^{2} - T^{3} + T^{4} \)
17$C_4$ \( 1 - T + T^{2} - T^{3} + T^{4} \)
19$C_4$ \( 1 + T + T^{2} + T^{3} + T^{4} \)
29$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
31$C_4$ \( 1 + T + T^{2} + T^{3} + T^{4} \)
37$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
41$C_4$ \( 1 + T + T^{2} + T^{3} + T^{4} \)
43$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
47$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
53$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
59$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
61$C_4$ \( 1 + T + T^{2} + T^{3} + T^{4} \)
67$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
71$C_4$ \( 1 + T + T^{2} + T^{3} + T^{4} \)
73$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
79$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
83$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
89$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
97$C_4$ \( 1 - T + T^{2} - T^{3} + T^{4} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{4} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.61627378094969053536091561618, −10.10764631094223678100554350910, −9.537024907993435210000574219111, −9.259584203289496598872524031623, −8.662226952428346057517387772224, −8.626550527351757292402295285075, −8.120156723346610306796406912804, −7.84260532296579166490641690562, −7.41627007879638152989695592363, −6.73743174300762861739355692289, −6.18340504695624293384765577469, −6.08336028069096918934753856543, −5.40524009394683732067828430600, −5.18599575100288424312082578909, −4.03701478389260513374061105236, −3.23939339767830745857496642205, −2.77196485177361156498303926706, −2.23800770603842573270842725163, −1.75237733296844512635455440748, −1.43179938798833352707471843045, 1.43179938798833352707471843045, 1.75237733296844512635455440748, 2.23800770603842573270842725163, 2.77196485177361156498303926706, 3.23939339767830745857496642205, 4.03701478389260513374061105236, 5.18599575100288424312082578909, 5.40524009394683732067828430600, 6.08336028069096918934753856543, 6.18340504695624293384765577469, 6.73743174300762861739355692289, 7.41627007879638152989695592363, 7.84260532296579166490641690562, 8.120156723346610306796406912804, 8.626550527351757292402295285075, 8.662226952428346057517387772224, 9.259584203289496598872524031623, 9.537024907993435210000574219111, 10.10764631094223678100554350910, 10.61627378094969053536091561618

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