Properties

Label 4-28e4-1.1-c1e2-0-25
Degree $4$
Conductor $614656$
Sign $-1$
Analytic cond. $39.1909$
Root an. cond. $2.50205$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s − 4-s + 3·8-s − 4·9-s + 4·11-s − 16-s + 4·18-s − 4·22-s − 4·23-s − 6·25-s − 6·29-s − 5·32-s + 4·36-s − 6·37-s + 4·43-s − 4·44-s + 4·46-s + 6·50-s + 18·53-s + 6·58-s + 7·64-s + 24·67-s + 8·71-s − 12·72-s + 6·74-s + 8·79-s + 7·81-s + ⋯
L(s)  = 1  − 0.707·2-s − 1/2·4-s + 1.06·8-s − 4/3·9-s + 1.20·11-s − 1/4·16-s + 0.942·18-s − 0.852·22-s − 0.834·23-s − 6/5·25-s − 1.11·29-s − 0.883·32-s + 2/3·36-s − 0.986·37-s + 0.609·43-s − 0.603·44-s + 0.589·46-s + 0.848·50-s + 2.47·53-s + 0.787·58-s + 7/8·64-s + 2.93·67-s + 0.949·71-s − 1.41·72-s + 0.697·74-s + 0.900·79-s + 7/9·81-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 614656 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 614656 ^{s/2} \, \Gamma_{\C}(s+1/2)^{2} \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(614656\)    =    \(2^{8} \cdot 7^{4}\)
Sign: $-1$
Analytic conductor: \(39.1909\)
Root analytic conductor: \(2.50205\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((4,\ 614656,\ (\ :1/2, 1/2),\ -1)\)

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)$
bad2$C_2$ \( 1 + T + p T^{2} \)
7 \( 1 \)
good3$C_2^2$ \( 1 + 4 T^{2} + p^{2} T^{4} \)
5$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
11$C_2$$\times$$C_2$ \( ( 1 - 4 T + p T^{2} )( 1 + p T^{2} ) \)
13$C_2^2$ \( 1 - 6 T^{2} + p^{2} T^{4} \)
17$C_2^2$ \( 1 + 24 T^{2} + p^{2} T^{4} \)
19$C_2^2$ \( 1 - 12 T^{2} + p^{2} T^{4} \)
23$C_2$$\times$$C_2$ \( ( 1 + p T^{2} )( 1 + 4 T + p T^{2} ) \)
29$C_2$$\times$$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 8 T + p T^{2} ) \)
31$C_2^2$ \( 1 + 18 T^{2} + p^{2} T^{4} \)
37$C_2$$\times$$C_2$ \( ( 1 + p T^{2} )( 1 + 6 T + p T^{2} ) \)
41$C_2^2$ \( 1 - 24 T^{2} + p^{2} T^{4} \)
43$C_2$$\times$$C_2$ \( ( 1 - 12 T + p T^{2} )( 1 + 8 T + p T^{2} ) \)
47$C_2^2$ \( 1 - 30 T^{2} + p^{2} T^{4} \)
53$C_2$$\times$$C_2$ \( ( 1 - 12 T + p T^{2} )( 1 - 6 T + p T^{2} ) \)
59$C_2^2$ \( 1 - 108 T^{2} + p^{2} T^{4} \)
61$C_2^2$ \( 1 - 42 T^{2} + p^{2} T^{4} \)
67$C_2$ \( ( 1 - 12 T + p T^{2} )^{2} \)
71$C_2$$\times$$C_2$ \( ( 1 - 8 T + p T^{2} )( 1 + p T^{2} ) \)
73$C_2^2$ \( 1 + 96 T^{2} + p^{2} T^{4} \)
79$C_2$$\times$$C_2$ \( ( 1 - 8 T + p T^{2} )( 1 + p T^{2} ) \)
83$C_2^2$ \( 1 + 68 T^{2} + p^{2} T^{4} \)
89$C_2^2$ \( 1 + 96 T^{2} + p^{2} T^{4} \)
97$C_2^2$ \( 1 - 120 T^{2} + p^{2} T^{4} \)
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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

−8.255086570346816560791190073674, −7.927551709619254529663031492733, −7.38521269364537121491067114980, −6.87883629442846744538895773404, −6.41256441597080382535070806450, −5.82828256340678026582526594703, −5.39389191519356120871967358004, −5.11295536969314040608719834631, −4.08640154704599434295015231653, −3.91220472684603293138599057695, −3.49342612030087635821998425108, −2.41538718272791139781027122513, −1.97181873865615217959794017517, −0.997017127823322240793774924403, 0, 0.997017127823322240793774924403, 1.97181873865615217959794017517, 2.41538718272791139781027122513, 3.49342612030087635821998425108, 3.91220472684603293138599057695, 4.08640154704599434295015231653, 5.11295536969314040608719834631, 5.39389191519356120871967358004, 5.82828256340678026582526594703, 6.41256441597080382535070806450, 6.87883629442846744538895773404, 7.38521269364537121491067114980, 7.927551709619254529663031492733, 8.255086570346816560791190073674

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