Properties

Label 2-392-392.261-c1-0-7
Degree $2$
Conductor $392$
Sign $0.999 - 0.0237i$
Analytic cond. $3.13013$
Root an. cond. $1.76921$
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  + (0.452 − 1.33i)2-s + (−2.61 + 0.196i)3-s + (−1.58 − 1.21i)4-s + (1.39 + 2.03i)5-s + (−0.922 + 3.59i)6-s + (−2.07 − 1.64i)7-s + (−2.34 + 1.58i)8-s + (3.84 − 0.579i)9-s + (3.36 − 0.939i)10-s + (−0.163 + 1.08i)11-s + (4.39 + 2.86i)12-s + (5.03 + 4.01i)13-s + (−3.13 + 2.03i)14-s + (−4.03 − 5.06i)15-s + (1.05 + 3.85i)16-s + (0.946 − 0.292i)17-s + ⋯
L(s)  = 1  + (0.320 − 0.947i)2-s + (−1.51 + 0.113i)3-s + (−0.794 − 0.606i)4-s + (0.621 + 0.911i)5-s + (−0.376 + 1.46i)6-s + (−0.784 − 0.620i)7-s + (−0.829 + 0.558i)8-s + (1.28 − 0.193i)9-s + (1.06 − 0.297i)10-s + (−0.0492 + 0.326i)11-s + (1.26 + 0.826i)12-s + (1.39 + 1.11i)13-s + (−0.838 + 0.544i)14-s + (−1.04 − 1.30i)15-s + (0.263 + 0.964i)16-s + (0.229 − 0.0708i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 392 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.999 - 0.0237i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 392 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.999 - 0.0237i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(392\)    =    \(2^{3} \cdot 7^{2}\)
Sign: $0.999 - 0.0237i$
Analytic conductor: \(3.13013\)
Root analytic conductor: \(1.76921\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{392} (261, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 392,\ (\ :1/2),\ 0.999 - 0.0237i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.849828 + 0.0101072i\)
\(L(\frac12)\) \(\approx\) \(0.849828 + 0.0101072i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.452 + 1.33i)T \)
7 \( 1 + (2.07 + 1.64i)T \)
good3 \( 1 + (2.61 - 0.196i)T + (2.96 - 0.447i)T^{2} \)
5 \( 1 + (-1.39 - 2.03i)T + (-1.82 + 4.65i)T^{2} \)
11 \( 1 + (0.163 - 1.08i)T + (-10.5 - 3.24i)T^{2} \)
13 \( 1 + (-5.03 - 4.01i)T + (2.89 + 12.6i)T^{2} \)
17 \( 1 + (-0.946 + 0.292i)T + (14.0 - 9.57i)T^{2} \)
19 \( 1 + (-1.98 - 1.14i)T + (9.5 + 16.4i)T^{2} \)
23 \( 1 + (-7.19 - 2.21i)T + (19.0 + 12.9i)T^{2} \)
29 \( 1 + (9.74 + 2.22i)T + (26.1 + 12.5i)T^{2} \)
31 \( 1 + (-2.52 - 4.37i)T + (-15.5 + 26.8i)T^{2} \)
37 \( 1 + (2.75 - 2.97i)T + (-2.76 - 36.8i)T^{2} \)
41 \( 1 + (1.95 + 0.942i)T + (25.5 + 32.0i)T^{2} \)
43 \( 1 + (-2.25 - 4.68i)T + (-26.8 + 33.6i)T^{2} \)
47 \( 1 + (-1.94 - 4.95i)T + (-34.4 + 31.9i)T^{2} \)
53 \( 1 + (-3.29 - 3.55i)T + (-3.96 + 52.8i)T^{2} \)
59 \( 1 + (4.36 - 6.39i)T + (-21.5 - 54.9i)T^{2} \)
61 \( 1 + (-8.57 + 9.24i)T + (-4.55 - 60.8i)T^{2} \)
67 \( 1 + (10.4 - 6.00i)T + (33.5 - 58.0i)T^{2} \)
71 \( 1 + (0.833 + 3.65i)T + (-63.9 + 30.8i)T^{2} \)
73 \( 1 + (4.24 - 10.8i)T + (-53.5 - 49.6i)T^{2} \)
79 \( 1 + (-2.96 + 5.13i)T + (-39.5 - 68.4i)T^{2} \)
83 \( 1 + (1.96 - 1.57i)T + (18.4 - 80.9i)T^{2} \)
89 \( 1 + (-3.19 + 0.481i)T + (85.0 - 26.2i)T^{2} \)
97 \( 1 - 8.96T + 97T^{2} \)
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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

−11.15356184320055794908759042894, −10.70147667106789702972121824601, −9.919399560031759582803010970546, −9.114068644956447325283092249090, −7.06269296916848728237592773434, −6.30305777229812577819501780870, −5.56718113055080056039656908501, −4.30519991767961797795670579777, −3.18780210750811610665861097572, −1.33628073357104645517861548237, 0.71587332304501023339504527379, 3.47064848974148904631841914802, 5.09075103964669403596404270637, 5.62150570266428318918667393318, 6.13170262581377067731157373414, 7.21052015081554520173771281483, 8.620970108746508721793661468019, 9.240528115777347623976213710121, 10.43668850839883963106057858218, 11.46404554077352861069769398029

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