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Properties

Label 2-315-105.89-c1-0-1
Degree $2$
Conductor $315$
Sign $-0.579 + 0.815i$
Analytic cond. $2.51528$
Root an. cond. $1.58596$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−1.28 + 2.22i)2-s + (−2.30 − 3.98i)4-s + (2.22 + 0.260i)5-s + (−2.64 + 0.151i)7-s + 6.68·8-s + (−3.43 + 4.60i)10-s + (−4.88 + 2.81i)11-s − 3.53·13-s + (3.05 − 6.07i)14-s + (−3.98 + 6.90i)16-s + (−4.62 + 2.67i)17-s + (−1.24 − 0.721i)19-s + (−4.07 − 9.45i)20-s − 14.4i·22-s + (−1.49 + 2.59i)23-s + ⋯
L(s)  = 1  + (−0.908 + 1.57i)2-s + (−1.15 − 1.99i)4-s + (0.993 + 0.116i)5-s + (−0.998 + 0.0573i)7-s + 2.36·8-s + (−1.08 + 1.45i)10-s + (−1.47 + 0.849i)11-s − 0.980·13-s + (0.816 − 1.62i)14-s + (−0.996 + 1.72i)16-s + (−1.12 + 0.647i)17-s + (−0.286 − 0.165i)19-s + (−0.910 − 2.11i)20-s − 3.08i·22-s + (−0.312 + 0.541i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.579 + 0.815i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.579 + 0.815i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(315\)    =    \(3^{2} \cdot 5 \cdot 7\)
Sign: $-0.579 + 0.815i$
Analytic conductor: \(2.51528\)
Root analytic conductor: \(1.58596\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{315} (89, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 315,\ (\ :1/2),\ -0.579 + 0.815i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.138600 - 0.268552i\)
\(L(\frac12)\) \(\approx\) \(0.138600 - 0.268552i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 + (-2.22 - 0.260i)T \)
7 \( 1 + (2.64 - 0.151i)T \)
good2 \( 1 + (1.28 - 2.22i)T + (-1 - 1.73i)T^{2} \)
11 \( 1 + (4.88 - 2.81i)T + (5.5 - 9.52i)T^{2} \)
13 \( 1 + 3.53T + 13T^{2} \)
17 \( 1 + (4.62 - 2.67i)T + (8.5 - 14.7i)T^{2} \)
19 \( 1 + (1.24 + 0.721i)T + (9.5 + 16.4i)T^{2} \)
23 \( 1 + (1.49 - 2.59i)T + (-11.5 - 19.9i)T^{2} \)
29 \( 1 - 2.19iT - 29T^{2} \)
31 \( 1 + (-1.31 + 0.761i)T + (15.5 - 26.8i)T^{2} \)
37 \( 1 + (-0.946 - 0.546i)T + (18.5 + 32.0i)T^{2} \)
41 \( 1 - 6.52T + 41T^{2} \)
43 \( 1 - 0.486iT - 43T^{2} \)
47 \( 1 + (3.68 + 2.12i)T + (23.5 + 40.7i)T^{2} \)
53 \( 1 + (2.01 + 3.48i)T + (-26.5 + 45.8i)T^{2} \)
59 \( 1 + (5.70 + 9.88i)T + (-29.5 + 51.0i)T^{2} \)
61 \( 1 + (-6.06 - 3.50i)T + (30.5 + 52.8i)T^{2} \)
67 \( 1 + (2.15 - 1.24i)T + (33.5 - 58.0i)T^{2} \)
71 \( 1 - 8.13iT - 71T^{2} \)
73 \( 1 + (1.56 + 2.71i)T + (-36.5 + 63.2i)T^{2} \)
79 \( 1 + (6.40 - 11.0i)T + (-39.5 - 68.4i)T^{2} \)
83 \( 1 - 6.77iT - 83T^{2} \)
89 \( 1 + (5.16 - 8.94i)T + (-44.5 - 77.0i)T^{2} \)
97 \( 1 - 14.7T + 97T^{2} \)
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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

−12.72467210726725443033246352207, −10.71335934934538639895982746276, −9.909348198717134615217383254730, −9.505120959877508265776304631702, −8.414697560586195607638792570618, −7.33447277912824452529935695239, −6.62601238617065347722418637432, −5.71249415718829328573015361816, −4.79874767641813528176930025227, −2.34921107665817438178597073061, 0.26767706321469602843845343031, 2.34255346962246204042112676576, 2.94967929970874388502934511073, 4.64133709375992592542205179327, 6.09321485978427430044397363901, 7.55344439566403913345273918244, 8.726868746509657926471079872266, 9.422781384407268654122771746943, 10.25049861026149503147063863727, 10.69792192906374022160481387498

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