Properties

Label 2-1805-1.1-c1-0-78
Degree $2$
Conductor $1805$
Sign $-1$
Analytic cond. $14.4129$
Root an. cond. $3.79644$
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  − 1.09·2-s + 0.379·3-s − 0.795·4-s + 5-s − 0.416·6-s + 1.89·7-s + 3.06·8-s − 2.85·9-s − 1.09·10-s + 0.134·11-s − 0.301·12-s − 3.51·13-s − 2.07·14-s + 0.379·15-s − 1.77·16-s − 1.66·17-s + 3.13·18-s − 0.795·20-s + 0.718·21-s − 0.147·22-s + 5.36·23-s + 1.16·24-s + 25-s + 3.85·26-s − 2.22·27-s − 1.50·28-s − 4.97·29-s + ⋯
L(s)  = 1  − 0.776·2-s + 0.219·3-s − 0.397·4-s + 0.447·5-s − 0.169·6-s + 0.715·7-s + 1.08·8-s − 0.952·9-s − 0.347·10-s + 0.0405·11-s − 0.0871·12-s − 0.974·13-s − 0.555·14-s + 0.0979·15-s − 0.443·16-s − 0.402·17-s + 0.738·18-s − 0.177·20-s + 0.156·21-s − 0.0314·22-s + 1.11·23-s + 0.237·24-s + 0.200·25-s + 0.756·26-s − 0.427·27-s − 0.284·28-s − 0.923·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1805 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1805 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1805\)    =    \(5 \cdot 19^{2}\)
Sign: $-1$
Analytic conductor: \(14.4129\)
Root analytic conductor: \(3.79644\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1805,\ (\ :1/2),\ -1)\)

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 \( 1 - T \)
19 \( 1 \)
good2 \( 1 + 1.09T + 2T^{2} \)
3 \( 1 - 0.379T + 3T^{2} \)
7 \( 1 - 1.89T + 7T^{2} \)
11 \( 1 - 0.134T + 11T^{2} \)
13 \( 1 + 3.51T + 13T^{2} \)
17 \( 1 + 1.66T + 17T^{2} \)
23 \( 1 - 5.36T + 23T^{2} \)
29 \( 1 + 4.97T + 29T^{2} \)
31 \( 1 + 6.56T + 31T^{2} \)
37 \( 1 - 1.69T + 37T^{2} \)
41 \( 1 + 10.6T + 41T^{2} \)
43 \( 1 - 8.50T + 43T^{2} \)
47 \( 1 + 11.1T + 47T^{2} \)
53 \( 1 - 0.264T + 53T^{2} \)
59 \( 1 - 6.89T + 59T^{2} \)
61 \( 1 - 9.17T + 61T^{2} \)
67 \( 1 - 2.95T + 67T^{2} \)
71 \( 1 + 1.32T + 71T^{2} \)
73 \( 1 + 6.34T + 73T^{2} \)
79 \( 1 - 1.46T + 79T^{2} \)
83 \( 1 - 7.44T + 83T^{2} \)
89 \( 1 + 9.73T + 89T^{2} \)
97 \( 1 + 17.4T + 97T^{2} \)
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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

−8.946845998585053007737757440696, −8.252058149457871605120949218202, −7.55139482066445965199876792645, −6.71949400603587628508691324235, −5.35808491183678254085268779575, −5.02479799624286547433525875574, −3.82395968936054226756220164693, −2.55784431112748628696764641358, −1.55021993786131977251769176065, 0, 1.55021993786131977251769176065, 2.55784431112748628696764641358, 3.82395968936054226756220164693, 5.02479799624286547433525875574, 5.35808491183678254085268779575, 6.71949400603587628508691324235, 7.55139482066445965199876792645, 8.252058149457871605120949218202, 8.946845998585053007737757440696

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