Properties

Label 2-845-1.1-c1-0-34
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2.58·2-s + 0.884·3-s + 4.68·4-s − 5-s + 2.28·6-s − 0.858·7-s + 6.95·8-s − 2.21·9-s − 2.58·10-s + 6.21·11-s + 4.14·12-s − 2.22·14-s − 0.884·15-s + 8.61·16-s + 3.95·17-s − 5.73·18-s − 6.34·19-s − 4.68·20-s − 0.759·21-s + 16.0·22-s + 3.80·23-s + 6.15·24-s + 25-s − 4.61·27-s − 4.02·28-s + 0.142·29-s − 2.28·30-s + ⋯
L(s)  = 1  + 1.82·2-s + 0.510·3-s + 2.34·4-s − 0.447·5-s + 0.934·6-s − 0.324·7-s + 2.45·8-s − 0.739·9-s − 0.817·10-s + 1.87·11-s + 1.19·12-s − 0.593·14-s − 0.228·15-s + 2.15·16-s + 0.959·17-s − 1.35·18-s − 1.45·19-s − 1.04·20-s − 0.165·21-s + 3.42·22-s + 0.792·23-s + 1.25·24-s + 0.200·25-s − 0.888·27-s − 0.760·28-s + 0.0265·29-s − 0.417·30-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: \(0\)
Selberg data: \((2,\ 845,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(4.951157182\)
\(L(\frac12)\) \(\approx\) \(4.951157182\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.58T + 2T^{2} \)
3 \( 1 - 0.884T + 3T^{2} \)
7 \( 1 + 0.858T + 7T^{2} \)
11 \( 1 - 6.21T + 11T^{2} \)
17 \( 1 - 3.95T + 17T^{2} \)
19 \( 1 + 6.34T + 19T^{2} \)
23 \( 1 - 3.80T + 23T^{2} \)
29 \( 1 - 0.142T + 29T^{2} \)
31 \( 1 + 5.21T + 31T^{2} \)
37 \( 1 + 9.04T + 37T^{2} \)
41 \( 1 + 2.38T + 41T^{2} \)
43 \( 1 - 4.48T + 43T^{2} \)
47 \( 1 + 9.92T + 47T^{2} \)
53 \( 1 - 5.45T + 53T^{2} \)
59 \( 1 - 3.55T + 59T^{2} \)
61 \( 1 + 2.92T + 61T^{2} \)
67 \( 1 + 3.98T + 67T^{2} \)
71 \( 1 + 1.45T + 71T^{2} \)
73 \( 1 + 5.61T + 73T^{2} \)
79 \( 1 - 0.550T + 79T^{2} \)
83 \( 1 + 4.27T + 83T^{2} \)
89 \( 1 - 14.1T + 89T^{2} \)
97 \( 1 - 4.50T + 97T^{2} \)
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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

−10.56554983802791780590250959413, −9.242627935418672751823187499767, −8.443257471707140237658523357834, −7.22233624914589921185532864076, −6.52011202563548096945372758929, −5.74794853936200539130317313045, −4.63976449273553048065144455653, −3.66911889654197713400473279392, −3.23740158686382494210857413071, −1.84748794880216744432625900030, 1.84748794880216744432625900030, 3.23740158686382494210857413071, 3.66911889654197713400473279392, 4.63976449273553048065144455653, 5.74794853936200539130317313045, 6.52011202563548096945372758929, 7.22233624914589921185532864076, 8.443257471707140237658523357834, 9.242627935418672751823187499767, 10.56554983802791780590250959413

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