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Properties

Label 2-12e3-72.61-c1-0-21
Degree $2$
Conductor $1728$
Sign $-0.868 + 0.495i$
Analytic cond. $13.7981$
Root an. cond. $3.71458$
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  + (−0.476 − 0.275i)11-s − 7.89·17-s − 6.34i·19-s + (−2.5 + 4.33i)25-s + (−3.39 − 5.88i)41-s + (−10.6 − 6.17i)43-s + (3.5 + 6.06i)49-s + (13.2 − 7.62i)59-s + (0.301 − 0.174i)67-s − 15.6·73-s + (−15.5 − 9i)83-s − 18·89-s + (−4.84 + 8.39i)97-s − 14.1i·107-s + (9 + 15.5i)113-s + ⋯
L(s)  = 1  + (−0.143 − 0.0829i)11-s − 1.91·17-s − 1.45i·19-s + (−0.5 + 0.866i)25-s + (−0.530 − 0.919i)41-s + (−1.63 − 0.941i)43-s + (0.5 + 0.866i)49-s + (1.71 − 0.992i)59-s + (0.0368 − 0.0212i)67-s − 1.83·73-s + (−1.71 − 0.987i)83-s − 1.90·89-s + (−0.492 + 0.852i)97-s − 1.36i·107-s + (0.846 + 1.46i)113-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1728 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.868 + 0.495i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1728 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.868 + 0.495i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1728\)    =    \(2^{6} \cdot 3^{3}\)
Sign: $-0.868 + 0.495i$
Analytic conductor: \(13.7981\)
Root analytic conductor: \(3.71458\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1728} (289, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1728,\ (\ :1/2),\ -0.868 + 0.495i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.4562454279\)
\(L(\frac12)\) \(\approx\) \(0.4562454279\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
good5 \( 1 + (2.5 - 4.33i)T^{2} \)
7 \( 1 + (-3.5 - 6.06i)T^{2} \)
11 \( 1 + (0.476 + 0.275i)T + (5.5 + 9.52i)T^{2} \)
13 \( 1 + (6.5 - 11.2i)T^{2} \)
17 \( 1 + 7.89T + 17T^{2} \)
19 \( 1 + 6.34iT - 19T^{2} \)
23 \( 1 + (-11.5 + 19.9i)T^{2} \)
29 \( 1 + (14.5 + 25.1i)T^{2} \)
31 \( 1 + (-15.5 + 26.8i)T^{2} \)
37 \( 1 - 37T^{2} \)
41 \( 1 + (3.39 + 5.88i)T + (-20.5 + 35.5i)T^{2} \)
43 \( 1 + (10.6 + 6.17i)T + (21.5 + 37.2i)T^{2} \)
47 \( 1 + (-23.5 - 40.7i)T^{2} \)
53 \( 1 - 53T^{2} \)
59 \( 1 + (-13.2 + 7.62i)T + (29.5 - 51.0i)T^{2} \)
61 \( 1 + (30.5 + 52.8i)T^{2} \)
67 \( 1 + (-0.301 + 0.174i)T + (33.5 - 58.0i)T^{2} \)
71 \( 1 + 71T^{2} \)
73 \( 1 + 15.6T + 73T^{2} \)
79 \( 1 + (-39.5 - 68.4i)T^{2} \)
83 \( 1 + (15.5 + 9i)T + (41.5 + 71.8i)T^{2} \)
89 \( 1 + 18T + 89T^{2} \)
97 \( 1 + (4.84 - 8.39i)T + (-48.5 - 84.0i)T^{2} \)
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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

−8.885019088310080746526861721025, −8.431169220247165041490794107627, −7.14449478721374220925175475333, −6.83049973049741384040783133239, −5.69795466898377081783558729637, −4.84631347849619317306602920447, −4.01769709882221197231494984586, −2.85650846342094226684889836691, −1.87410509482151124497094708912, −0.15995126673432774885881701119, 1.64947650703116953790604918298, 2.67621424226831400482810733572, 3.90027938394681466060561491577, 4.61226722058374995163559021215, 5.67672166763660687445992353687, 6.47411803092698106642551211986, 7.19718348400101855070143599639, 8.309546258106398386580634737834, 8.619491819232127372293595517237, 9.849182598336344474643616475302

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