Properties

Label 4-7e4-1.1-c4e2-0-0
Degree $4$
Conductor $2401$
Sign $1$
Analytic cond. $25.6555$
Root an. cond. $2.25058$
Motivic weight $4$
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  − 2-s + 16·4-s − 47·8-s − 81·9-s + 206·11-s + 47·16-s + 81·18-s − 206·22-s + 734·23-s − 625·25-s + 2.46e3·29-s − 752·32-s − 1.29e3·36-s + 1.29e3·37-s − 668·43-s + 3.29e3·44-s − 734·46-s + 625·50-s + 5.58e3·53-s − 2.46e3·58-s − 1.88e3·64-s − 4.94e3·67-s + 5.82e3·71-s + 3.80e3·72-s − 1.29e3·74-s + 3.64e3·79-s + 668·86-s + ⋯
L(s)  = 1  − 1/4·2-s + 4-s − 0.734·8-s − 9-s + 1.70·11-s + 0.183·16-s + 1/4·18-s − 0.425·22-s + 1.38·23-s − 25-s + 2.93·29-s − 0.734·32-s − 36-s + 0.945·37-s − 0.361·43-s + 1.70·44-s − 0.346·46-s + 1/4·50-s + 1.98·53-s − 0.733·58-s − 0.460·64-s − 1.10·67-s + 1.15·71-s + 0.734·72-s − 0.236·74-s + 0.584·79-s + 0.0903·86-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2401 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2401 ^{s/2} \, \Gamma_{\C}(s+2)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(2401\)    =    \(7^{4}\)
Sign: $1$
Analytic conductor: \(25.6555\)
Root analytic conductor: \(2.25058\)
Motivic weight: \(4\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((4,\ 2401,\ (\ :2, 2),\ 1)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(2.106013261\)
\(L(\frac12)\) \(\approx\) \(2.106013261\)
\(L(3)\) 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)$
bad7 \( 1 \)
good2$C_2^2$ \( 1 + T - 15 T^{2} + p^{4} T^{3} + p^{8} T^{4} \)
3$C_2$ \( ( 1 - p^{2} T + p^{4} T^{2} )( 1 + p^{2} T + p^{4} T^{2} ) \)
5$C_2$ \( ( 1 - p^{2} T + p^{4} T^{2} )( 1 + p^{2} T + p^{4} T^{2} ) \)
11$C_2^2$ \( 1 - 206 T + 27795 T^{2} - 206 p^{4} T^{3} + p^{8} T^{4} \)
13$C_1$$\times$$C_1$ \( ( 1 - p^{2} T )^{2}( 1 + p^{2} T )^{2} \)
17$C_2$ \( ( 1 - p^{2} T + p^{4} T^{2} )( 1 + p^{2} T + p^{4} T^{2} ) \)
19$C_2$ \( ( 1 - p^{2} T + p^{4} T^{2} )( 1 + p^{2} T + p^{4} T^{2} ) \)
23$C_2^2$ \( 1 - 734 T + 258915 T^{2} - 734 p^{4} T^{3} + p^{8} T^{4} \)
29$C_2$ \( ( 1 - 1234 T + p^{4} T^{2} )^{2} \)
31$C_2$ \( ( 1 - p^{2} T + p^{4} T^{2} )( 1 + p^{2} T + p^{4} T^{2} ) \)
37$C_2^2$ \( 1 - 1294 T - 199725 T^{2} - 1294 p^{4} T^{3} + p^{8} T^{4} \)
41$C_1$$\times$$C_1$ \( ( 1 - p^{2} T )^{2}( 1 + p^{2} T )^{2} \)
43$C_2$ \( ( 1 + 334 T + p^{4} T^{2} )^{2} \)
47$C_2$ \( ( 1 - p^{2} T + p^{4} T^{2} )( 1 + p^{2} T + p^{4} T^{2} ) \)
53$C_2^2$ \( 1 - 5582 T + 23268243 T^{2} - 5582 p^{4} T^{3} + p^{8} T^{4} \)
59$C_2$ \( ( 1 - p^{2} T + p^{4} T^{2} )( 1 + p^{2} T + p^{4} T^{2} ) \)
61$C_2$ \( ( 1 - p^{2} T + p^{4} T^{2} )( 1 + p^{2} T + p^{4} T^{2} ) \)
67$C_2^2$ \( 1 + 4946 T + 4311795 T^{2} + 4946 p^{4} T^{3} + p^{8} T^{4} \)
71$C_2$ \( ( 1 - 2914 T + p^{4} T^{2} )^{2} \)
73$C_2$ \( ( 1 - p^{2} T + p^{4} T^{2} )( 1 + p^{2} T + p^{4} T^{2} ) \)
79$C_2^2$ \( 1 - 3646 T - 25656765 T^{2} - 3646 p^{4} T^{3} + p^{8} T^{4} \)
83$C_1$$\times$$C_1$ \( ( 1 - p^{2} T )^{2}( 1 + p^{2} T )^{2} \)
89$C_2$ \( ( 1 - p^{2} T + p^{4} T^{2} )( 1 + p^{2} T + p^{4} T^{2} ) \)
97$C_1$$\times$$C_1$ \( ( 1 - p^{2} T )^{2}( 1 + p^{2} T )^{2} \)
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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

−15.24961562831167636606685899898, −14.60144560973149915620499630153, −14.10440286114921863442859588217, −13.60382604080703148038476002507, −12.64505158838501834716532760603, −11.82661709222005691312348018295, −11.80032090769131054027101039065, −11.21822405260010153483571339005, −10.47007656057678936234828793449, −9.737257815540610610359955395362, −8.887337718285025636834792151351, −8.676759312273618569918526911138, −7.67744387118201432369994400349, −6.67524590754859883805106535306, −6.50657966749115155852874810212, −5.63657384310397046760815961931, −4.45863280702003633656854553125, −3.27881667833585164453089653318, −2.43063663150742546720321985454, −0.987027341325274920568579000502, 0.987027341325274920568579000502, 2.43063663150742546720321985454, 3.27881667833585164453089653318, 4.45863280702003633656854553125, 5.63657384310397046760815961931, 6.50657966749115155852874810212, 6.67524590754859883805106535306, 7.67744387118201432369994400349, 8.676759312273618569918526911138, 8.887337718285025636834792151351, 9.737257815540610610359955395362, 10.47007656057678936234828793449, 11.21822405260010153483571339005, 11.80032090769131054027101039065, 11.82661709222005691312348018295, 12.64505158838501834716532760603, 13.60382604080703148038476002507, 14.10440286114921863442859588217, 14.60144560973149915620499630153, 15.24961562831167636606685899898

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