Properties

Label 2-1840-92.91-c1-0-44
Degree $2$
Conductor $1840$
Sign $-0.997 + 0.0755i$
Analytic cond. $14.6924$
Root an. cond. $3.83307$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 1.30i·3-s i·5-s − 1.10·7-s + 1.30·9-s + 2.46·11-s − 6.60·13-s − 1.30·15-s − 6.27i·17-s + 2.35·19-s + 1.43i·21-s + (−3.96 + 2.70i)23-s − 25-s − 5.60i·27-s − 6.89·29-s + 3.52i·31-s + ⋯
L(s)  = 1  − 0.750i·3-s − 0.447i·5-s − 0.418·7-s + 0.436·9-s + 0.743·11-s − 1.83·13-s − 0.335·15-s − 1.52i·17-s + 0.540·19-s + 0.313i·21-s + (−0.825 + 0.563i)23-s − 0.200·25-s − 1.07i·27-s − 1.28·29-s + 0.632i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1840 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.997 + 0.0755i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1840 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.997 + 0.0755i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1840\)    =    \(2^{4} \cdot 5 \cdot 23\)
Sign: $-0.997 + 0.0755i$
Analytic conductor: \(14.6924\)
Root analytic conductor: \(3.83307\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1840} (1471, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1840,\ (\ :1/2),\ -0.997 + 0.0755i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.8641000627\)
\(L(\frac12)\) \(\approx\) \(0.8641000627\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + iT \)
23 \( 1 + (3.96 - 2.70i)T \)
good3 \( 1 + 1.30iT - 3T^{2} \)
7 \( 1 + 1.10T + 7T^{2} \)
11 \( 1 - 2.46T + 11T^{2} \)
13 \( 1 + 6.60T + 13T^{2} \)
17 \( 1 + 6.27iT - 17T^{2} \)
19 \( 1 - 2.35T + 19T^{2} \)
29 \( 1 + 6.89T + 29T^{2} \)
31 \( 1 - 3.52iT - 31T^{2} \)
37 \( 1 + 2.61iT - 37T^{2} \)
41 \( 1 + 3.37T + 41T^{2} \)
43 \( 1 - 10.1T + 43T^{2} \)
47 \( 1 + 6.35iT - 47T^{2} \)
53 \( 1 + 10.0iT - 53T^{2} \)
59 \( 1 + 3.46iT - 59T^{2} \)
61 \( 1 - 3.82iT - 61T^{2} \)
67 \( 1 + 15.4T + 67T^{2} \)
71 \( 1 - 8.95iT - 71T^{2} \)
73 \( 1 + 0.691T + 73T^{2} \)
79 \( 1 - 5.32T + 79T^{2} \)
83 \( 1 + 4.45T + 83T^{2} \)
89 \( 1 + 4.50iT - 89T^{2} \)
97 \( 1 - 5.76iT - 97T^{2} \)
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

−9.035411524870032965990439154055, −7.78431335121019132893114546499, −7.28764249124413712723133257842, −6.75483531252419329580526811364, −5.59970323960250446437119752745, −4.85389785666410602578078638537, −3.85737930928094337113058583733, −2.63831027296631400772961532856, −1.63990229010165994714299183061, −0.30492811049263686626538770173, 1.74932411151232598678635514265, 2.93113466225852192708796329788, 3.97206641510072171978755841871, 4.48699109758352276689392089212, 5.64104554238360073179394277906, 6.42577536956325899541139241053, 7.32382726040798566366561067578, 7.929141978792539944166315628694, 9.288043417565172738484124323310, 9.523398596264053891156147415711

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