Properties

Label 2-138-23.22-c6-0-1
Degree $2$
Conductor $138$
Sign $-0.798 - 0.602i$
Analytic cond. $31.7474$
Root an. cond. $5.63448$
Motivic weight $6$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 5.65·2-s − 15.5·3-s + 32.0·4-s + 124. i·5-s − 88.1·6-s − 215. i·7-s + 181.·8-s + 243·9-s + 703. i·10-s + 961. i·11-s − 498.·12-s − 657.·13-s − 1.22e3i·14-s − 1.93e3i·15-s + 1.02e3·16-s − 1.21e3i·17-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.577·3-s + 0.500·4-s + 0.994i·5-s − 0.408·6-s − 0.629i·7-s + 0.353·8-s + 0.333·9-s + 0.703i·10-s + 0.722i·11-s − 0.288·12-s − 0.299·13-s − 0.444i·14-s − 0.574i·15-s + 0.250·16-s − 0.246i·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.798 - 0.602i)\, \overline{\Lambda}(7-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s+3) \, L(s)\cr =\mathstrut & (-0.798 - 0.602i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(138\)    =    \(2 \cdot 3 \cdot 23\)
Sign: $-0.798 - 0.602i$
Analytic conductor: \(31.7474\)
Root analytic conductor: \(5.63448\)
Motivic weight: \(6\)
Rational: no
Arithmetic: yes
Character: $\chi_{138} (91, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 138,\ (\ :3),\ -0.798 - 0.602i)\)

Particular Values

\(L(\frac{7}{2})\) \(\approx\) \(1.295221328\)
\(L(\frac12)\) \(\approx\) \(1.295221328\)
\(L(4)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 5.65T \)
3 \( 1 + 15.5T \)
23 \( 1 + (9.70e3 + 7.33e3i)T \)
good5 \( 1 - 124. iT - 1.56e4T^{2} \)
7 \( 1 + 215. iT - 1.17e5T^{2} \)
11 \( 1 - 961. iT - 1.77e6T^{2} \)
13 \( 1 + 657.T + 4.82e6T^{2} \)
17 \( 1 + 1.21e3iT - 2.41e7T^{2} \)
19 \( 1 - 9.15e3iT - 4.70e7T^{2} \)
29 \( 1 + 4.67e4T + 5.94e8T^{2} \)
31 \( 1 + 2.30e4T + 8.87e8T^{2} \)
37 \( 1 - 6.96e4iT - 2.56e9T^{2} \)
41 \( 1 + 4.55e4T + 4.75e9T^{2} \)
43 \( 1 - 9.48e4iT - 6.32e9T^{2} \)
47 \( 1 + 1.96e5T + 1.07e10T^{2} \)
53 \( 1 - 1.91e5iT - 2.21e10T^{2} \)
59 \( 1 - 1.40e5T + 4.21e10T^{2} \)
61 \( 1 - 2.30e5iT - 5.15e10T^{2} \)
67 \( 1 + 4.78e5iT - 9.04e10T^{2} \)
71 \( 1 - 1.70e5T + 1.28e11T^{2} \)
73 \( 1 + 2.90e5T + 1.51e11T^{2} \)
79 \( 1 + 1.30e5iT - 2.43e11T^{2} \)
83 \( 1 + 8.08e5iT - 3.26e11T^{2} \)
89 \( 1 - 1.98e5iT - 4.96e11T^{2} \)
97 \( 1 - 3.51e5iT - 8.32e11T^{2} \)
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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

−12.42711621681065634831512052732, −11.49144188111173400251171992581, −10.55087039924110515781678229949, −9.825833579154859508588905433232, −7.75048949213824869544253725676, −6.91955232688426759353041030979, −5.92563970047314356665551501285, −4.56597832231823541321152797520, −3.39026192657210301952675017292, −1.79383255497502145831334762370, 0.31426280182497707494446612322, 1.96060900135330742843665987958, 3.74181715811728030578431427699, 5.12788871781923566942002943683, 5.70395444011466386936378825568, 7.10340911546225907234259291286, 8.517133314933092758067523663106, 9.528326995820624334250868994187, 11.03602738323150097023490999039, 11.73988512559265360516782165932

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