Properties

Label 2-138-23.8-c1-0-0
Degree $2$
Conductor $138$
Sign $-0.119 - 0.992i$
Analytic cond. $1.10193$
Root an. cond. $1.04973$
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  + (−0.142 + 0.989i)2-s + (0.415 + 0.909i)3-s + (−0.959 − 0.281i)4-s + (1.69 + 1.96i)5-s + (−0.959 + 0.281i)6-s + (−1.04 − 0.668i)7-s + (0.415 − 0.909i)8-s + (−0.654 + 0.755i)9-s + (−2.18 + 1.40i)10-s + (0.0886 + 0.616i)11-s + (−0.142 − 0.989i)12-s + (−1.11 + 0.716i)13-s + (0.809 − 0.934i)14-s + (−1.07 + 2.35i)15-s + (0.841 + 0.540i)16-s + (4.51 − 1.32i)17-s + ⋯
L(s)  = 1  + (−0.100 + 0.699i)2-s + (0.239 + 0.525i)3-s + (−0.479 − 0.140i)4-s + (0.759 + 0.876i)5-s + (−0.391 + 0.115i)6-s + (−0.393 − 0.252i)7-s + (0.146 − 0.321i)8-s + (−0.218 + 0.251i)9-s + (−0.690 + 0.443i)10-s + (0.0267 + 0.185i)11-s + (−0.0410 − 0.285i)12-s + (−0.309 + 0.198i)13-s + (0.216 − 0.249i)14-s + (−0.278 + 0.609i)15-s + (0.210 + 0.135i)16-s + (1.09 − 0.321i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.119 - 0.992i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.119 - 0.992i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(138\)    =    \(2 \cdot 3 \cdot 23\)
Sign: $-0.119 - 0.992i$
Analytic conductor: \(1.10193\)
Root analytic conductor: \(1.04973\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{138} (31, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 138,\ (\ :1/2),\ -0.119 - 0.992i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.752173 + 0.848035i\)
\(L(\frac12)\) \(\approx\) \(0.752173 + 0.848035i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.142 - 0.989i)T \)
3 \( 1 + (-0.415 - 0.909i)T \)
23 \( 1 + (-3.35 + 3.42i)T \)
good5 \( 1 + (-1.69 - 1.96i)T + (-0.711 + 4.94i)T^{2} \)
7 \( 1 + (1.04 + 0.668i)T + (2.90 + 6.36i)T^{2} \)
11 \( 1 + (-0.0886 - 0.616i)T + (-10.5 + 3.09i)T^{2} \)
13 \( 1 + (1.11 - 0.716i)T + (5.40 - 11.8i)T^{2} \)
17 \( 1 + (-4.51 + 1.32i)T + (14.3 - 9.19i)T^{2} \)
19 \( 1 + (3.63 + 1.06i)T + (15.9 + 10.2i)T^{2} \)
29 \( 1 + (-1.06 + 0.313i)T + (24.3 - 15.6i)T^{2} \)
31 \( 1 + (-3.92 + 8.60i)T + (-20.3 - 23.4i)T^{2} \)
37 \( 1 + (-1.06 + 1.22i)T + (-5.26 - 36.6i)T^{2} \)
41 \( 1 + (-7.75 - 8.95i)T + (-5.83 + 40.5i)T^{2} \)
43 \( 1 + (0.697 + 1.52i)T + (-28.1 + 32.4i)T^{2} \)
47 \( 1 + 6.94T + 47T^{2} \)
53 \( 1 + (9.46 + 6.08i)T + (22.0 + 48.2i)T^{2} \)
59 \( 1 + (8.19 - 5.26i)T + (24.5 - 53.6i)T^{2} \)
61 \( 1 + (5.97 - 13.0i)T + (-39.9 - 46.1i)T^{2} \)
67 \( 1 + (-0.871 + 6.05i)T + (-64.2 - 18.8i)T^{2} \)
71 \( 1 + (0.923 - 6.42i)T + (-68.1 - 20.0i)T^{2} \)
73 \( 1 + (-12.5 - 3.68i)T + (61.4 + 39.4i)T^{2} \)
79 \( 1 + (10.1 - 6.53i)T + (32.8 - 71.8i)T^{2} \)
83 \( 1 + (4.83 - 5.58i)T + (-11.8 - 82.1i)T^{2} \)
89 \( 1 + (-1.40 - 3.07i)T + (-58.2 + 67.2i)T^{2} \)
97 \( 1 + (7.49 + 8.65i)T + (-13.8 + 96.0i)T^{2} \)
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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

−13.77169446714086757888648909338, −12.74227192448554662189399901063, −11.14643826725540527981095538963, −10.03839262177207696451723304080, −9.543561004507738076124003324135, −8.124858924693991691456885917045, −6.88561681741852977204941565898, −5.96421444950631544619855469793, −4.48902131847679200972959817240, −2.81424796643085917373179591481, 1.48692967494587366174879011370, 3.14761353504357043299672795388, 5.00606364192275380374107413463, 6.19802338769429819636985698651, 7.85554516662302576460998100211, 8.938286869925637464303633218734, 9.692519410598239571553661136616, 10.84943227733832896510331237819, 12.36784359200491011014379266998, 12.62519575596215070295793760734

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