Properties

Label 2-1895-1895.1894-c0-0-5
Degree $2$
Conductor $1895$
Sign $1$
Analytic cond. $0.945728$
Root an. cond. $0.972485$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.261·2-s − 1.21·3-s − 0.931·4-s − 5-s − 0.317·6-s + 1.98·7-s − 0.504·8-s + 0.482·9-s − 0.261·10-s + 1.13·12-s − 1.58·13-s + 0.517·14-s + 1.21·15-s + 0.800·16-s − 1.84·17-s + 0.125·18-s + 19-s + 0.931·20-s − 2.41·21-s + 0.614·24-s + 25-s − 0.414·26-s + 0.630·27-s − 1.84·28-s + 0.317·30-s + 0.713·32-s − 0.482·34-s + ⋯
L(s)  = 1  + 0.261·2-s − 1.21·3-s − 0.931·4-s − 5-s − 0.317·6-s + 1.98·7-s − 0.504·8-s + 0.482·9-s − 0.261·10-s + 1.13·12-s − 1.58·13-s + 0.517·14-s + 1.21·15-s + 0.800·16-s − 1.84·17-s + 0.125·18-s + 19-s + 0.931·20-s − 2.41·21-s + 0.614·24-s + 25-s − 0.414·26-s + 0.630·27-s − 1.84·28-s + 0.317·30-s + 0.713·32-s − 0.482·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1895 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1895 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1895\)    =    \(5 \cdot 379\)
Sign: $1$
Analytic conductor: \(0.945728\)
Root analytic conductor: \(0.972485\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{1895} (1894, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1895,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.5657678894\)
\(L(\frac12)\) \(\approx\) \(0.5657678894\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + T \)
379 \( 1 + T \)
good2 \( 1 - 0.261T + T^{2} \)
3 \( 1 + 1.21T + T^{2} \)
7 \( 1 - 1.98T + T^{2} \)
11 \( 1 - T^{2} \)
13 \( 1 + 1.58T + T^{2} \)
17 \( 1 + 1.84T + T^{2} \)
19 \( 1 - T + T^{2} \)
23 \( 1 - T^{2} \)
29 \( 1 - T^{2} \)
31 \( 1 - T^{2} \)
37 \( 1 - T^{2} \)
41 \( 1 - 1.73T + T^{2} \)
43 \( 1 - 1.58T + T^{2} \)
47 \( 1 - 0.765T + T^{2} \)
53 \( 1 + 0.261T + T^{2} \)
59 \( 1 - T^{2} \)
61 \( 1 + T^{2} \)
67 \( 1 - T^{2} \)
71 \( 1 - T^{2} \)
73 \( 1 + 0.765T + T^{2} \)
79 \( 1 - 1.41T + T^{2} \)
83 \( 1 - T^{2} \)
89 \( 1 - T^{2} \)
97 \( 1 - T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−9.249680560734960057081201858056, −8.622667749146220817808013703975, −7.68490627881981807969166154497, −7.26701571057124231857616604364, −5.92501461428499639580563230843, −5.03777832890170172006065464898, −4.69159345070295370913734206037, −4.14946630814794770824518423423, −2.47720062712966785771564206536, −0.77226494634370062607844304104, 0.77226494634370062607844304104, 2.47720062712966785771564206536, 4.14946630814794770824518423423, 4.69159345070295370913734206037, 5.03777832890170172006065464898, 5.92501461428499639580563230843, 7.26701571057124231857616604364, 7.68490627881981807969166154497, 8.622667749146220817808013703975, 9.249680560734960057081201858056

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