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Properties

Label 2-42e2-28.27-c1-0-20
Degree $2$
Conductor $1764$
Sign $-0.998 - 0.0534i$
Analytic cond. $14.0856$
Root an. cond. $3.75308$
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  + (1.05 + 0.946i)2-s + (0.207 + 1.98i)4-s + 1.60i·5-s + (−1.66 + 2.28i)8-s + (−1.52 + 1.68i)10-s − 2.67i·11-s + 3.37i·13-s + (−3.91 + 0.823i)16-s + 1.60i·17-s − 4.30·19-s + (−3.19 + 0.333i)20-s + (2.53 − 2.81i)22-s + 6.46i·23-s + 2.41·25-s + (−3.19 + 3.54i)26-s + ⋯
L(s)  = 1  + (0.742 + 0.669i)2-s + (0.103 + 0.994i)4-s + 0.719i·5-s + (−0.588 + 0.808i)8-s + (−0.481 + 0.534i)10-s − 0.807i·11-s + 0.937i·13-s + (−0.978 + 0.205i)16-s + 0.390i·17-s − 0.987·19-s + (−0.715 + 0.0744i)20-s + (0.540 − 0.599i)22-s + 1.34i·23-s + 0.482·25-s + (−0.627 + 0.696i)26-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1764 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.998 - 0.0534i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1764 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.998 - 0.0534i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1764\)    =    \(2^{2} \cdot 3^{2} \cdot 7^{2}\)
Sign: $-0.998 - 0.0534i$
Analytic conductor: \(14.0856\)
Root analytic conductor: \(3.75308\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1764} (1567, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1764,\ (\ :1/2),\ -0.998 - 0.0534i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.881195657\)
\(L(\frac12)\) \(\approx\) \(1.881195657\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-1.05 - 0.946i)T \)
3 \( 1 \)
7 \( 1 \)
good5 \( 1 - 1.60iT - 5T^{2} \)
11 \( 1 + 2.67iT - 11T^{2} \)
13 \( 1 - 3.37iT - 13T^{2} \)
17 \( 1 - 1.60iT - 17T^{2} \)
19 \( 1 + 4.30T + 19T^{2} \)
23 \( 1 - 6.46iT - 23T^{2} \)
29 \( 1 - 4.71T + 29T^{2} \)
31 \( 1 + 10.3T + 31T^{2} \)
37 \( 1 - 0.242T + 37T^{2} \)
41 \( 1 - 11.6iT - 41T^{2} \)
43 \( 1 + 7.95iT - 43T^{2} \)
47 \( 1 + 9.04T + 47T^{2} \)
53 \( 1 + 2.46T + 53T^{2} \)
59 \( 1 - 9.04T + 59T^{2} \)
61 \( 1 + 3.37iT - 61T^{2} \)
67 \( 1 - 11.2iT - 67T^{2} \)
71 \( 1 + 8.03iT - 71T^{2} \)
73 \( 1 + 6.17iT - 73T^{2} \)
79 \( 1 - 3.29iT - 79T^{2} \)
83 \( 1 - 12.7T + 83T^{2} \)
89 \( 1 - 0.275iT - 89T^{2} \)
97 \( 1 + 12.9iT - 97T^{2} \)
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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

−9.501769116568521949988464324433, −8.699925381516528639526706895661, −7.995095276925466720412160948325, −7.04919399465524295611603993182, −6.51938054863290119959736528671, −5.77223801054791571313272264896, −4.82979509922893565702613771704, −3.81673782535829819009238969241, −3.15956853086506842858357984422, −1.95860187502535794551826074907, 0.51609221502480383096396745285, 1.85529435415175420698527321478, 2.82256756250852553413518406581, 3.96152323348745887392230972105, 4.76942666096787570465839487927, 5.33609522187350328319099596813, 6.35926894887145491067131184698, 7.14804926253507554106939902133, 8.304211172496932192925059732920, 9.012743990335537815443476512045

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