Properties

Label 4-18889-1.1-c1e2-0-0
Degree $4$
Conductor $18889$
Sign $1$
Analytic cond. $1.20437$
Root an. cond. $1.04758$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 2·3-s − 5-s + 2·6-s + 8-s + 3·9-s − 10-s − 4·11-s + 4·13-s − 2·15-s − 16-s + 3·18-s − 4·22-s + 2·23-s + 2·24-s − 3·25-s + 4·26-s + 10·27-s − 6·29-s − 2·30-s − 6·32-s − 8·33-s − 3·37-s + 8·39-s − 40-s + 6·41-s + 6·43-s + ⋯
L(s)  = 1  + 0.707·2-s + 1.15·3-s − 0.447·5-s + 0.816·6-s + 0.353·8-s + 9-s − 0.316·10-s − 1.20·11-s + 1.10·13-s − 0.516·15-s − 1/4·16-s + 0.707·18-s − 0.852·22-s + 0.417·23-s + 0.408·24-s − 3/5·25-s + 0.784·26-s + 1.92·27-s − 1.11·29-s − 0.365·30-s − 1.06·32-s − 1.39·33-s − 0.493·37-s + 1.28·39-s − 0.158·40-s + 0.937·41-s + 0.914·43-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 18889 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 18889 ^{s/2} \, \Gamma_{\C}(s+1/2)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(18889\)    =    \(13 \cdot 1453\)
Sign: $1$
Analytic conductor: \(1.20437\)
Root analytic conductor: \(1.04758\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((4,\ 18889,\ (\ :1/2, 1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.054407147\)
\(L(\frac12)\) \(\approx\) \(2.054407147\)
\(L(\frac{3}{2})\) 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)$
bad13$C_1$$\times$$C_2$ \( ( 1 + T )( 1 - 5 T + p T^{2} ) \)
1453$C_1$$\times$$C_2$ \( ( 1 + T )( 1 - 41 T + p T^{2} ) \)
good2$D_{4}$ \( 1 - T + T^{2} - p T^{3} + p^{2} T^{4} \)
3$C_2^2$ \( 1 - 2 T + T^{2} - 2 p T^{3} + p^{2} T^{4} \)
5$C_2$$\times$$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 3 T + p T^{2} ) \)
7$C_2^2$ \( 1 + 4 T^{2} + p^{2} T^{4} \)
11$C_2$$\times$$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 6 T + p T^{2} ) \)
17$C_2^2$ \( 1 + 10 T^{2} + p^{2} T^{4} \)
19$C_2^2$ \( 1 - 2 T^{2} + p^{2} T^{4} \)
23$C_2$$\times$$C_2$ \( ( 1 - 5 T + p T^{2} )( 1 + 3 T + p T^{2} ) \)
29$C_2$$\times$$C_2$ \( ( 1 + p T^{2} )( 1 + 6 T + p T^{2} ) \)
31$C_2^2$ \( 1 + 19 T^{2} + p^{2} T^{4} \)
37$C_2$$\times$$C_2$ \( ( 1 - 2 T + p T^{2} )( 1 + 5 T + p T^{2} ) \)
41$D_{4}$ \( 1 - 6 T + 58 T^{2} - 6 p T^{3} + p^{2} T^{4} \)
43$D_{4}$ \( 1 - 6 T + 34 T^{2} - 6 p T^{3} + p^{2} T^{4} \)
47$C_2$$\times$$C_2$ \( ( 1 - 9 T + p T^{2} )( 1 + 13 T + p T^{2} ) \)
53$D_{4}$ \( 1 + 15 T + 124 T^{2} + 15 p T^{3} + p^{2} T^{4} \)
59$C_2$$\times$$C_2$ \( ( 1 - 9 T + p T^{2} )( 1 + 15 T + p T^{2} ) \)
61$D_{4}$ \( 1 + 3 T - 2 T^{2} + 3 p T^{3} + p^{2} T^{4} \)
67$C_2$$\times$$C_2$ \( ( 1 - 5 T + p T^{2} )( 1 + 13 T + p T^{2} ) \)
71$C_2$$\times$$C_2$ \( ( 1 - T + p T^{2} )( 1 + 9 T + p T^{2} ) \)
73$C_2$ \( ( 1 - 11 T + p T^{2} )^{2} \)
79$D_{4}$ \( 1 + 4 T + 35 T^{2} + 4 p T^{3} + p^{2} T^{4} \)
83$D_{4}$ \( 1 + 12 T + 142 T^{2} + 12 p T^{3} + p^{2} T^{4} \)
89$D_{4}$ \( 1 - 6 T + 58 T^{2} - 6 p T^{3} + p^{2} T^{4} \)
97$D_{4}$ \( 1 - T + 156 T^{2} - p T^{3} + p^{2} T^{4} \)
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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

−15.6682869625, −15.4231394143, −14.7000824913, −14.3473706293, −13.8782360347, −13.4318003850, −13.1343847341, −12.6270423589, −12.2630763720, −11.2579275331, −10.9284579848, −10.5864073976, −9.70815140933, −9.27014321259, −8.66803752403, −8.10588695796, −7.69648921258, −7.16725255572, −6.36818640928, −5.59982675056, −4.78285456211, −4.31174936423, −3.50568465213, −2.93270094113, −1.82089001253, 1.82089001253, 2.93270094113, 3.50568465213, 4.31174936423, 4.78285456211, 5.59982675056, 6.36818640928, 7.16725255572, 7.69648921258, 8.10588695796, 8.66803752403, 9.27014321259, 9.70815140933, 10.5864073976, 10.9284579848, 11.2579275331, 12.2630763720, 12.6270423589, 13.1343847341, 13.4318003850, 13.8782360347, 14.3473706293, 14.7000824913, 15.4231394143, 15.6682869625

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