Properties

Label 2-63-21.20-c1-0-2
Degree $2$
Conductor $63$
Sign $0.577 + 0.816i$
Analytic cond. $0.503057$
Root an. cond. $0.709265$
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  − 1.16i·2-s + 0.645·4-s − 2.64·7-s − 3.07i·8-s + 6.57i·11-s + 3.07i·14-s − 2.29·16-s + 7.64·22-s − 1.91i·23-s − 5·25-s − 1.70·28-s − 8.89i·29-s − 3.49i·32-s + 10.5·37-s − 5.29·43-s + 4.24i·44-s + ⋯
L(s)  = 1  − 0.822i·2-s + 0.322·4-s − 0.999·7-s − 1.08i·8-s + 1.98i·11-s + 0.822i·14-s − 0.572·16-s + 1.63·22-s − 0.399i·23-s − 25-s − 0.322·28-s − 1.65i·29-s − 0.617i·32-s + 1.73·37-s − 0.806·43-s + 0.639i·44-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 63 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.577 + 0.816i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 63 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.577 + 0.816i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(63\)    =    \(3^{2} \cdot 7\)
Sign: $0.577 + 0.816i$
Analytic conductor: \(0.503057\)
Root analytic conductor: \(0.709265\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{63} (62, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 63,\ (\ :1/2),\ 0.577 + 0.816i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.821135 - 0.425051i\)
\(L(\frac12)\) \(\approx\) \(0.821135 - 0.425051i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
7 \( 1 + 2.64T \)
good2 \( 1 + 1.16iT - 2T^{2} \)
5 \( 1 + 5T^{2} \)
11 \( 1 - 6.57iT - 11T^{2} \)
13 \( 1 - 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 - 19T^{2} \)
23 \( 1 + 1.91iT - 23T^{2} \)
29 \( 1 + 8.89iT - 29T^{2} \)
31 \( 1 - 31T^{2} \)
37 \( 1 - 10.5T + 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 + 5.29T + 43T^{2} \)
47 \( 1 + 47T^{2} \)
53 \( 1 + 0.412iT - 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 - 61T^{2} \)
67 \( 1 + 4T + 67T^{2} \)
71 \( 1 - 15.0iT - 71T^{2} \)
73 \( 1 - 73T^{2} \)
79 \( 1 - 8T + 79T^{2} \)
83 \( 1 + 83T^{2} \)
89 \( 1 + 89T^{2} \)
97 \( 1 - 97T^{2} \)
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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

−15.01011981222575095933958724690, −13.27395022401112660829738901090, −12.48276671159758702308905729504, −11.58928739925306627400064380149, −10.07756726314679396730993129567, −9.633496778371731059670292825705, −7.49854097002460438643128936049, −6.34971266648369876382104934076, −4.14866449520297582156615506030, −2.36910700508465272032724899456, 3.21747895858856631008707763599, 5.65581644885609870537574479063, 6.51704390189487830140740976882, 7.914598166234394637787708660489, 9.102503204622770221322359963046, 10.70075553940804794258546210474, 11.71460775244611096458737915195, 13.22009549831164204490559065357, 14.15100869054803846173209814490, 15.37839617751811638574640413507

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