Properties

Label 4-987696-1.1-c1e2-0-3
Degree $4$
Conductor $987696$
Sign $1$
Analytic cond. $62.9763$
Root an. cond. $2.81704$
Motivic weight $1$
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-s + 2·3-s − 4-s − 4·5-s + 2·6-s + 4·7-s − 3·8-s + 3·9-s − 4·10-s − 2·11-s − 2·12-s + 6·13-s + 4·14-s − 8·15-s − 16-s − 8·17-s + 3·18-s − 19-s + 4·20-s + 8·21-s − 2·22-s − 2·23-s − 6·24-s + 2·25-s + 6·26-s + 4·27-s − 4·28-s + ⋯
L(s)  = 1  + 0.707·2-s + 1.15·3-s − 1/2·4-s − 1.78·5-s + 0.816·6-s + 1.51·7-s − 1.06·8-s + 9-s − 1.26·10-s − 0.603·11-s − 0.577·12-s + 1.66·13-s + 1.06·14-s − 2.06·15-s − 1/4·16-s − 1.94·17-s + 0.707·18-s − 0.229·19-s + 0.894·20-s + 1.74·21-s − 0.426·22-s − 0.417·23-s − 1.22·24-s + 2/5·25-s + 1.17·26-s + 0.769·27-s − 0.755·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 987696 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 987696 ^{s/2} \, \Gamma_{\C}(s+1/2)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(987696\)    =    \(2^{4} \cdot 3^{2} \cdot 19^{3}\)
Sign: $1$
Analytic conductor: \(62.9763\)
Root analytic conductor: \(2.81704\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((4,\ 987696,\ (\ :1/2, 1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.284280023\)
\(L(\frac12)\) \(\approx\) \(2.284280023\)
\(L(\frac{3}{2})\) 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$C_2$ \( 1 - T + p T^{2} \)
3$C_1$ \( ( 1 - T )^{2} \)
19$C_1$ \( 1 + T \)
good5$C_2$ \( ( 1 + 2 T + p T^{2} )^{2} \)
7$C_2$$\times$$C_2$ \( ( 1 - 4 T + p T^{2} )( 1 + p T^{2} ) \)
11$C_2$$\times$$C_2$ \( ( 1 + p T^{2} )( 1 + 2 T + p T^{2} ) \)
13$C_2$$\times$$C_2$ \( ( 1 - 6 T + p T^{2} )( 1 + p T^{2} ) \)
17$C_2$$\times$$C_2$ \( ( 1 + 2 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
23$C_2$$\times$$C_2$ \( ( 1 - 4 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
29$C_2$$\times$$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
31$C_2$$\times$$C_2$ \( ( 1 - 8 T + p T^{2} )( 1 + 4 T + p T^{2} ) \)
37$C_2$$\times$$C_2$ \( ( 1 + 4 T + p T^{2} )( 1 + 10 T + p T^{2} ) \)
41$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
43$C_2$ \( ( 1 - 4 T + p T^{2} )( 1 + 4 T + p T^{2} ) \)
47$C_2$$\times$$C_2$ \( ( 1 - 12 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
53$C_2$$\times$$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
59$C_2$ \( ( 1 - 12 T + p T^{2} )( 1 + 12 T + p T^{2} ) \)
61$C_2$$\times$$C_2$ \( ( 1 - 10 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
67$C_2$$\times$$C_2$ \( ( 1 + 4 T + p T^{2} )( 1 + 16 T + p T^{2} ) \)
71$C_2$$\times$$C_2$ \( ( 1 - 8 T + p T^{2} )( 1 + p T^{2} ) \)
73$C_2$ \( ( 1 - 10 T + p T^{2} )^{2} \)
79$C_2$$\times$$C_2$ \( ( 1 + p T^{2} )( 1 + 8 T + p T^{2} ) \)
83$C_2$$\times$$C_2$ \( ( 1 - 16 T + p T^{2} )( 1 - 10 T + p T^{2} ) \)
89$C_2$$\times$$C_2$ \( ( 1 - 18 T + p T^{2} )( 1 + 2 T + p T^{2} ) \)
97$C_2$$\times$$C_2$ \( ( 1 - 12 T + p T^{2} )( 1 - 10 T + p T^{2} ) \)
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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

−12.0798744008, −11.8739105144, −11.4085208449, −10.9289324032, −10.8415561337, −10.3317571499, −9.61000687688, −9.03211663271, −8.83746811854, −8.37436816344, −8.26351343286, −7.75989478086, −7.59950272568, −6.81360604684, −6.46787589567, −5.79402677262, −5.20430853708, −4.56991321081, −4.48660686111, −3.95264542154, −3.44365518363, −3.34310416861, −2.12198251427, −1.91788623711, −0.578917493177, 0.578917493177, 1.91788623711, 2.12198251427, 3.34310416861, 3.44365518363, 3.95264542154, 4.48660686111, 4.56991321081, 5.20430853708, 5.79402677262, 6.46787589567, 6.81360604684, 7.59950272568, 7.75989478086, 8.26351343286, 8.37436816344, 8.83746811854, 9.03211663271, 9.61000687688, 10.3317571499, 10.8415561337, 10.9289324032, 11.4085208449, 11.8739105144, 12.0798744008

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