Properties

Label 2-2790-5.4-c1-0-68
Degree $2$
Conductor $2790$
Sign $-0.447 - 0.894i$
Analytic cond. $22.2782$
Root an. cond. $4.71998$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  i·2-s − 4-s + (−2 + i)5-s − 2i·7-s + i·8-s + (1 + 2i)10-s − 2i·13-s − 2·14-s + 16-s + 4·19-s + (2 − i)20-s + 2i·23-s + (3 − 4i)25-s − 2·26-s + 2i·28-s − 10·29-s + ⋯
L(s)  = 1  − 0.707i·2-s − 0.5·4-s + (−0.894 + 0.447i)5-s − 0.755i·7-s + 0.353i·8-s + (0.316 + 0.632i)10-s − 0.554i·13-s − 0.534·14-s + 0.250·16-s + 0.917·19-s + (0.447 − 0.223i)20-s + 0.417i·23-s + (0.600 − 0.800i)25-s − 0.392·26-s + 0.377i·28-s − 1.85·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2790 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.447 - 0.894i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2790 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.447 - 0.894i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2790\)    =    \(2 \cdot 3^{2} \cdot 5 \cdot 31\)
Sign: $-0.447 - 0.894i$
Analytic conductor: \(22.2782\)
Root analytic conductor: \(4.71998\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2790} (559, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(1\)
Selberg data: \((2,\ 2790,\ (\ :1/2),\ -0.447 - 0.894i)\)

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)$
bad2 \( 1 + iT \)
3 \( 1 \)
5 \( 1 + (2 - i)T \)
31 \( 1 + T \)
good7 \( 1 + 2iT - 7T^{2} \)
11 \( 1 + 11T^{2} \)
13 \( 1 + 2iT - 13T^{2} \)
17 \( 1 - 17T^{2} \)
19 \( 1 - 4T + 19T^{2} \)
23 \( 1 - 2iT - 23T^{2} \)
29 \( 1 + 10T + 29T^{2} \)
37 \( 1 + 2iT - 37T^{2} \)
41 \( 1 + 2T + 41T^{2} \)
43 \( 1 + 4iT - 43T^{2} \)
47 \( 1 + 4iT - 47T^{2} \)
53 \( 1 - 2iT - 53T^{2} \)
59 \( 1 + 6T + 59T^{2} \)
61 \( 1 + 8T + 61T^{2} \)
67 \( 1 - 8iT - 67T^{2} \)
71 \( 1 - 8T + 71T^{2} \)
73 \( 1 - 10iT - 73T^{2} \)
79 \( 1 + 12T + 79T^{2} \)
83 \( 1 - 4iT - 83T^{2} \)
89 \( 1 + 14T + 89T^{2} \)
97 \( 1 + 4iT - 97T^{2} \)
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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

−8.267724809024335933901852634956, −7.45462785741029316642214847197, −7.14595469795646590654050690214, −5.84807965935127683751887173870, −5.03326406684402643340352897993, −3.93781936090595901129745507154, −3.57520941155622051122120816839, −2.58135226763692579673076694606, −1.22639578079610883399352430841, 0, 1.56068468832047221486785458455, 3.00412827139072834587607445520, 3.92401283534811723200182494521, 4.75422847809285521609863028506, 5.46569793647563722686364164625, 6.25013352262722179049166927489, 7.21812724275959140155326978769, 7.73747138244806281611040281017, 8.505560084999219944457161997324

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