Properties

Label 2-845-1.1-c1-0-31
Degree $2$
Conductor $845$
Sign $-1$
Analytic cond. $6.74735$
Root an. cond. $2.59756$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.219·2-s − 1.60·3-s − 1.95·4-s + 5-s − 0.351·6-s + 0.332·7-s − 0.868·8-s − 0.439·9-s + 0.219·10-s + 5.37·11-s + 3.12·12-s + 0.0729·14-s − 1.60·15-s + 3.71·16-s − 5.06·17-s − 0.0965·18-s − 2.26·19-s − 1.95·20-s − 0.531·21-s + 1.18·22-s − 2.83·23-s + 1.38·24-s + 25-s + 5.50·27-s − 0.648·28-s − 2.90·29-s − 0.351·30-s + ⋯
L(s)  = 1  + 0.155·2-s − 0.923·3-s − 0.975·4-s + 0.447·5-s − 0.143·6-s + 0.125·7-s − 0.306·8-s − 0.146·9-s + 0.0694·10-s + 1.61·11-s + 0.901·12-s + 0.0195·14-s − 0.413·15-s + 0.928·16-s − 1.22·17-s − 0.0227·18-s − 0.520·19-s − 0.436·20-s − 0.116·21-s + 0.251·22-s − 0.592·23-s + 0.283·24-s + 0.200·25-s + 1.05·27-s − 0.122·28-s − 0.539·29-s − 0.0641·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 845 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 845 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(845\)    =    \(5 \cdot 13^{2}\)
Sign: $-1$
Analytic conductor: \(6.74735\)
Root analytic conductor: \(2.59756\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 845,\ (\ :1/2),\ -1)\)

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$$F_p(T)$
bad5 \( 1 - T \)
13 \( 1 \)
good2 \( 1 - 0.219T + 2T^{2} \)
3 \( 1 + 1.60T + 3T^{2} \)
7 \( 1 - 0.332T + 7T^{2} \)
11 \( 1 - 5.37T + 11T^{2} \)
17 \( 1 + 5.06T + 17T^{2} \)
19 \( 1 + 2.26T + 19T^{2} \)
23 \( 1 + 2.83T + 23T^{2} \)
29 \( 1 + 2.90T + 29T^{2} \)
31 \( 1 + 5.46T + 31T^{2} \)
37 \( 1 + 5.97T + 37T^{2} \)
41 \( 1 + 3.73T + 41T^{2} \)
43 \( 1 + 5.06T + 43T^{2} \)
47 \( 1 + 8.34T + 47T^{2} \)
53 \( 1 + 1.56T + 53T^{2} \)
59 \( 1 + 2.70T + 59T^{2} \)
61 \( 1 - 14.1T + 61T^{2} \)
67 \( 1 + 10.3T + 67T^{2} \)
71 \( 1 + 12.7T + 71T^{2} \)
73 \( 1 - 9.68T + 73T^{2} \)
79 \( 1 - 4.51T + 79T^{2} \)
83 \( 1 - 4.26T + 83T^{2} \)
89 \( 1 + 3.22T + 89T^{2} \)
97 \( 1 - 2.50T + 97T^{2} \)
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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

−9.699822472341463335414231501990, −8.983927218001932718593169218371, −8.356838763558682635172396165425, −6.81106234299633048910007147564, −6.22060638463534974274976473325, −5.31096956944644217151831540906, −4.48961647964341465753906594015, −3.54431075326241503450763035360, −1.68341924661537648649956902839, 0, 1.68341924661537648649956902839, 3.54431075326241503450763035360, 4.48961647964341465753906594015, 5.31096956944644217151831540906, 6.22060638463534974274976473325, 6.81106234299633048910007147564, 8.356838763558682635172396165425, 8.983927218001932718593169218371, 9.699822472341463335414231501990

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