Properties

Label 4-4641e2-1.1-c1e2-0-1
Degree $4$
Conductor $21538881$
Sign $1$
Analytic cond. $1373.33$
Root an. cond. $6.08757$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $2$

Origins

Origins of factors

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·2-s + 2·3-s − 4-s − 2·5-s − 4·6-s − 2·7-s + 8·8-s + 3·9-s + 4·10-s − 4·11-s − 2·12-s − 2·13-s + 4·14-s − 4·15-s − 7·16-s + 2·17-s − 6·18-s + 4·19-s + 2·20-s − 4·21-s + 8·22-s + 4·23-s + 16·24-s + 4·26-s + 4·27-s + 2·28-s − 2·29-s + ⋯
L(s)  = 1  − 1.41·2-s + 1.15·3-s − 1/2·4-s − 0.894·5-s − 1.63·6-s − 0.755·7-s + 2.82·8-s + 9-s + 1.26·10-s − 1.20·11-s − 0.577·12-s − 0.554·13-s + 1.06·14-s − 1.03·15-s − 7/4·16-s + 0.485·17-s − 1.41·18-s + 0.917·19-s + 0.447·20-s − 0.872·21-s + 1.70·22-s + 0.834·23-s + 3.26·24-s + 0.784·26-s + 0.769·27-s + 0.377·28-s − 0.371·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 21538881 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 21538881 ^{s/2} \, \Gamma_{\C}(s+1/2)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(21538881\)    =    \(3^{2} \cdot 7^{2} \cdot 13^{2} \cdot 17^{2}\)
Sign: $1$
Analytic conductor: \(1373.33\)
Root analytic conductor: \(6.08757\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(2\)
Selberg data: \((4,\ 21538881,\ (\ :1/2, 1/2),\ 1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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)$
bad3$C_1$ \( ( 1 - T )^{2} \)
7$C_1$ \( ( 1 + T )^{2} \)
13$C_1$ \( ( 1 + T )^{2} \)
17$C_1$ \( ( 1 - T )^{2} \)
good2$C_2$ \( ( 1 + T + p T^{2} )^{2} \)
5$D_{4}$ \( 1 + 2 T + 4 T^{2} + 2 p T^{3} + p^{2} T^{4} \)
11$C_2$ \( ( 1 + 2 T + p T^{2} )^{2} \)
19$D_{4}$ \( 1 - 4 T + 14 T^{2} - 4 p T^{3} + p^{2} T^{4} \)
23$D_{4}$ \( 1 - 4 T + 22 T^{2} - 4 p T^{3} + p^{2} T^{4} \)
29$D_{4}$ \( 1 + 2 T + 52 T^{2} + 2 p T^{3} + p^{2} T^{4} \)
31$C_2$ \( ( 1 + 6 T + p T^{2} )^{2} \)
37$D_{4}$ \( 1 + 14 T + 116 T^{2} + 14 p T^{3} + p^{2} T^{4} \)
41$D_{4}$ \( 1 - 2 T + 76 T^{2} - 2 p T^{3} + p^{2} T^{4} \)
43$C_2$ \( ( 1 - 8 T + p T^{2} )^{2} \)
47$D_{4}$ \( 1 + 6 T + 40 T^{2} + 6 p T^{3} + p^{2} T^{4} \)
53$C_2$ \( ( 1 - 6 T + p T^{2} )^{2} \)
59$D_{4}$ \( 1 - 6 T + 64 T^{2} - 6 p T^{3} + p^{2} T^{4} \)
61$D_{4}$ \( 1 - 14 T + 108 T^{2} - 14 p T^{3} + p^{2} T^{4} \)
67$D_{4}$ \( 1 + 14 T + 176 T^{2} + 14 p T^{3} + p^{2} T^{4} \)
71$D_{4}$ \( 1 + 8 T + 46 T^{2} + 8 p T^{3} + p^{2} T^{4} \)
73$D_{4}$ \( 1 - 8 T + 134 T^{2} - 8 p T^{3} + p^{2} T^{4} \)
79$D_{4}$ \( 1 - 8 T + 62 T^{2} - 8 p T^{3} + p^{2} T^{4} \)
83$D_{4}$ \( 1 - 2 T + 160 T^{2} - 2 p T^{3} + p^{2} T^{4} \)
89$C_2^2$ \( 1 + 150 T^{2} + p^{2} T^{4} \)
97$D_{4}$ \( 1 + 8 T + 182 T^{2} + 8 p T^{3} + p^{2} T^{4} \)
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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

−8.133742788333491942179005659139, −7.85458584412000020384813122405, −7.55441134809861642198509331322, −7.33704961114167788734041276530, −7.07364779489091171464943033059, −6.78141647793157511741577301269, −5.64089398701553086918403205961, −5.59105105729297336088237432300, −5.06550661214212425278499767411, −4.89116370135563507429124317842, −4.14555376843798986069186701653, −3.84113492754668572312292732596, −3.62559495131015552544416817946, −3.22328732232229978114800857923, −2.45809336743100677290017638711, −2.27406704740523242831823399458, −1.37223272750539278851041982178, −1.00992679026079716066102961188, 0, 0, 1.00992679026079716066102961188, 1.37223272750539278851041982178, 2.27406704740523242831823399458, 2.45809336743100677290017638711, 3.22328732232229978114800857923, 3.62559495131015552544416817946, 3.84113492754668572312292732596, 4.14555376843798986069186701653, 4.89116370135563507429124317842, 5.06550661214212425278499767411, 5.59105105729297336088237432300, 5.64089398701553086918403205961, 6.78141647793157511741577301269, 7.07364779489091171464943033059, 7.33704961114167788734041276530, 7.55441134809861642198509331322, 7.85458584412000020384813122405, 8.133742788333491942179005659139

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