Properties

Label 2-171-171.101-c2-0-18
Degree $2$
Conductor $171$
Sign $0.828 - 0.559i$
Analytic cond. $4.65941$
Root an. cond. $2.15856$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (3.00 − 0.530i)2-s + (−2.74 + 1.21i)3-s + (5.00 − 1.82i)4-s + (2.67 + 3.18i)5-s + (−7.60 + 5.11i)6-s + (4.42 + 7.65i)7-s + (3.50 − 2.02i)8-s + (6.03 − 6.67i)9-s + (9.73 + 8.17i)10-s − 5.92i·11-s + (−11.5 + 11.0i)12-s + (4.07 + 3.41i)13-s + (17.3 + 20.6i)14-s + (−11.2 − 5.48i)15-s + (−6.85 + 5.74i)16-s + (10.0 + 11.9i)17-s + ⋯
L(s)  = 1  + (1.50 − 0.265i)2-s + (−0.914 + 0.405i)3-s + (1.25 − 0.455i)4-s + (0.535 + 0.637i)5-s + (−1.26 + 0.852i)6-s + (0.631 + 1.09i)7-s + (0.438 − 0.252i)8-s + (0.670 − 0.741i)9-s + (0.973 + 0.817i)10-s − 0.539i·11-s + (−0.958 + 0.923i)12-s + (0.313 + 0.262i)13-s + (1.23 + 1.47i)14-s + (−0.747 − 0.365i)15-s + (−0.428 + 0.359i)16-s + (0.590 + 0.703i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 171 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.828 - 0.559i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 171 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.828 - 0.559i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(171\)    =    \(3^{2} \cdot 19\)
Sign: $0.828 - 0.559i$
Analytic conductor: \(4.65941\)
Root analytic conductor: \(2.15856\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{171} (101, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 171,\ (\ :1),\ 0.828 - 0.559i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(2.61638 + 0.800287i\)
\(L(\frac12)\) \(\approx\) \(2.61638 + 0.800287i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (2.74 - 1.21i)T \)
19 \( 1 + (-4.26 + 18.5i)T \)
good2 \( 1 + (-3.00 + 0.530i)T + (3.75 - 1.36i)T^{2} \)
5 \( 1 + (-2.67 - 3.18i)T + (-4.34 + 24.6i)T^{2} \)
7 \( 1 + (-4.42 - 7.65i)T + (-24.5 + 42.4i)T^{2} \)
11 \( 1 + 5.92iT - 121T^{2} \)
13 \( 1 + (-4.07 - 3.41i)T + (29.3 + 166. i)T^{2} \)
17 \( 1 + (-10.0 - 11.9i)T + (-50.1 + 284. i)T^{2} \)
23 \( 1 + (5.66 + 15.5i)T + (-405. + 340. i)T^{2} \)
29 \( 1 + (13.1 + 36.2i)T + (-644. + 540. i)T^{2} \)
31 \( 1 + 29.0T + 961T^{2} \)
37 \( 1 - 23.7T + 1.36e3T^{2} \)
41 \( 1 + (32.1 - 5.67i)T + (1.57e3 - 574. i)T^{2} \)
43 \( 1 + (31.1 + 11.3i)T + (1.41e3 + 1.18e3i)T^{2} \)
47 \( 1 + (10.4 + 28.8i)T + (-1.69e3 + 1.41e3i)T^{2} \)
53 \( 1 + (-45.6 - 8.04i)T + (2.63e3 + 960. i)T^{2} \)
59 \( 1 + (-31.6 + 86.9i)T + (-2.66e3 - 2.23e3i)T^{2} \)
61 \( 1 + (-54.8 - 46.0i)T + (646. + 3.66e3i)T^{2} \)
67 \( 1 + (6.10 - 34.6i)T + (-4.21e3 - 1.53e3i)T^{2} \)
71 \( 1 + (-47.8 + 8.44i)T + (4.73e3 - 1.72e3i)T^{2} \)
73 \( 1 + (-112. - 40.9i)T + (4.08e3 + 3.42e3i)T^{2} \)
79 \( 1 + (111. - 93.3i)T + (1.08e3 - 6.14e3i)T^{2} \)
83 \( 1 + (-74.3 + 42.9i)T + (3.44e3 - 5.96e3i)T^{2} \)
89 \( 1 + (54.2 + 149. i)T + (-6.06e3 + 5.09e3i)T^{2} \)
97 \( 1 + (3.79 + 21.4i)T + (-8.84e3 + 3.21e3i)T^{2} \)
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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

−12.56805534809827081087953526985, −11.61007916353160632890109036676, −11.17920586375552797467189713022, −10.02265908916255958522249536617, −8.621587284845065834976054614991, −6.63325287153720397606339620162, −5.83772989256544825855234624763, −5.12121926548341397069080160991, −3.80284296848695659982082437853, −2.30130691937076367147360339110, 1.44931224298017227032304730896, 3.82081241039868193474137093856, 5.04571406820826455596762453410, 5.55622476119967494773228507669, 6.89332294180296374170574331547, 7.72374642205816051567449601496, 9.657165097001026073974611557480, 10.83653903464223379015765357405, 11.80655894666063940995866121743, 12.65228617622953299850382642491

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