Properties

Label 2-1805-1.1-c1-0-85
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

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 1.46·2-s + 1.51·3-s + 0.138·4-s − 5-s − 2.20·6-s + 4.07·7-s + 2.72·8-s − 0.718·9-s + 1.46·10-s − 0.621·11-s + 0.208·12-s − 5.09·13-s − 5.95·14-s − 1.51·15-s − 4.25·16-s − 0.266·17-s + 1.05·18-s − 0.138·20-s + 6.14·21-s + 0.908·22-s − 5.84·23-s + 4.11·24-s + 25-s + 7.44·26-s − 5.61·27-s + 0.563·28-s + 4.07·29-s + ⋯
L(s)  = 1  − 1.03·2-s + 0.872·3-s + 0.0691·4-s − 0.447·5-s − 0.901·6-s + 1.53·7-s + 0.962·8-s − 0.239·9-s + 0.462·10-s − 0.187·11-s + 0.0603·12-s − 1.41·13-s − 1.59·14-s − 0.389·15-s − 1.06·16-s − 0.0646·17-s + 0.247·18-s − 0.0309·20-s + 1.34·21-s + 0.193·22-s − 1.21·23-s + 0.839·24-s + 0.200·25-s + 1.46·26-s − 1.08·27-s + 0.106·28-s + 0.757·29-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 \( 1 + 1.46T + 2T^{2} \)
3 \( 1 - 1.51T + 3T^{2} \)
7 \( 1 - 4.07T + 7T^{2} \)
11 \( 1 + 0.621T + 11T^{2} \)
13 \( 1 + 5.09T + 13T^{2} \)
17 \( 1 + 0.266T + 17T^{2} \)
23 \( 1 + 5.84T + 23T^{2} \)
29 \( 1 - 4.07T + 29T^{2} \)
31 \( 1 + 6.48T + 31T^{2} \)
37 \( 1 + 8.83T + 37T^{2} \)
41 \( 1 + 4.48T + 41T^{2} \)
43 \( 1 + 1.80T + 43T^{2} \)
47 \( 1 - 11.5T + 47T^{2} \)
53 \( 1 + 2.52T + 53T^{2} \)
59 \( 1 - 0.890T + 59T^{2} \)
61 \( 1 - 2.16T + 61T^{2} \)
67 \( 1 + 14.0T + 67T^{2} \)
71 \( 1 + 1.64T + 71T^{2} \)
73 \( 1 - 1.79T + 73T^{2} \)
79 \( 1 - 5.14T + 79T^{2} \)
83 \( 1 - 13.7T + 83T^{2} \)
89 \( 1 + 0.000747T + 89T^{2} \)
97 \( 1 + 10.4T + 97T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−8.753646768962158900227579059058, −8.149252234510423767032424831598, −7.71299117494297897427729698463, −7.08224793756223313770556726133, −5.42806065558138600207273869327, −4.72420657024288781718876544746, −3.83738665181085116790901100380, −2.45023617452399897959320134560, −1.66838672209491873278737338578, 0, 1.66838672209491873278737338578, 2.45023617452399897959320134560, 3.83738665181085116790901100380, 4.72420657024288781718876544746, 5.42806065558138600207273869327, 7.08224793756223313770556726133, 7.71299117494297897427729698463, 8.149252234510423767032424831598, 8.753646768962158900227579059058

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