Properties

Label 2-171-171.101-c2-0-15
Degree $2$
Conductor $171$
Sign $0.873 - 0.486i$
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  + (−1.00 + 0.177i)2-s + (2.83 − 0.987i)3-s + (−2.77 + 1.01i)4-s + (1.20 + 1.44i)5-s + (−2.67 + 1.49i)6-s + (0.994 + 1.72i)7-s + (6.15 − 3.55i)8-s + (7.04 − 5.59i)9-s + (−1.47 − 1.23i)10-s + 9.99i·11-s + (−6.87 + 5.60i)12-s + (13.9 + 11.6i)13-s + (−1.30 − 1.55i)14-s + (4.85 + 2.88i)15-s + (3.49 − 2.93i)16-s + (2.78 + 3.32i)17-s + ⋯
L(s)  = 1  + (−0.503 + 0.0887i)2-s + (0.944 − 0.329i)3-s + (−0.694 + 0.252i)4-s + (0.241 + 0.288i)5-s + (−0.445 + 0.249i)6-s + (0.142 + 0.245i)7-s + (0.769 − 0.444i)8-s + (0.783 − 0.621i)9-s + (−0.147 − 0.123i)10-s + 0.908i·11-s + (−0.572 + 0.467i)12-s + (1.06 + 0.897i)13-s + (−0.0932 − 0.111i)14-s + (0.323 + 0.192i)15-s + (0.218 − 0.183i)16-s + (0.164 + 0.195i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 171 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.873 - 0.486i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 171 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.873 - 0.486i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(171\)    =    \(3^{2} \cdot 19\)
Sign: $0.873 - 0.486i$
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: \((2,\ 171,\ (\ :1),\ 0.873 - 0.486i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.42438 + 0.369954i\)
\(L(\frac12)\) \(\approx\) \(1.42438 + 0.369954i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (-2.83 + 0.987i)T \)
19 \( 1 + (-2.79 + 18.7i)T \)
good2 \( 1 + (1.00 - 0.177i)T + (3.75 - 1.36i)T^{2} \)
5 \( 1 + (-1.20 - 1.44i)T + (-4.34 + 24.6i)T^{2} \)
7 \( 1 + (-0.994 - 1.72i)T + (-24.5 + 42.4i)T^{2} \)
11 \( 1 - 9.99iT - 121T^{2} \)
13 \( 1 + (-13.9 - 11.6i)T + (29.3 + 166. i)T^{2} \)
17 \( 1 + (-2.78 - 3.32i)T + (-50.1 + 284. i)T^{2} \)
23 \( 1 + (-11.7 - 32.2i)T + (-405. + 340. i)T^{2} \)
29 \( 1 + (-8.41 - 23.1i)T + (-644. + 540. i)T^{2} \)
31 \( 1 + 13.8T + 961T^{2} \)
37 \( 1 - 35.9T + 1.36e3T^{2} \)
41 \( 1 + (20.3 - 3.59i)T + (1.57e3 - 574. i)T^{2} \)
43 \( 1 + (51.3 + 18.6i)T + (1.41e3 + 1.18e3i)T^{2} \)
47 \( 1 + (8.64 + 23.7i)T + (-1.69e3 + 1.41e3i)T^{2} \)
53 \( 1 + (81.3 + 14.3i)T + (2.63e3 + 960. i)T^{2} \)
59 \( 1 + (-5.37 + 14.7i)T + (-2.66e3 - 2.23e3i)T^{2} \)
61 \( 1 + (54.9 + 46.0i)T + (646. + 3.66e3i)T^{2} \)
67 \( 1 + (10.0 - 57.1i)T + (-4.21e3 - 1.53e3i)T^{2} \)
71 \( 1 + (66.1 - 11.6i)T + (4.73e3 - 1.72e3i)T^{2} \)
73 \( 1 + (78.3 + 28.5i)T + (4.08e3 + 3.42e3i)T^{2} \)
79 \( 1 + (-72.9 + 61.1i)T + (1.08e3 - 6.14e3i)T^{2} \)
83 \( 1 + (-34.3 + 19.8i)T + (3.44e3 - 5.96e3i)T^{2} \)
89 \( 1 + (28.4 + 78.1i)T + (-6.06e3 + 5.09e3i)T^{2} \)
97 \( 1 + (-19.1 - 108. i)T + (-8.84e3 + 3.21e3i)T^{2} \)
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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

−12.92507271383486302145570204134, −11.67660776559363286625761119589, −10.23682700156384972009660292164, −9.287212241594217294449633935670, −8.701319315040240231902710205556, −7.58719671984699926792557405610, −6.65710244315633271986532760990, −4.72492536198893847558152806673, −3.42997460370496397862156764124, −1.64378495508944650344646665092, 1.21078344444754461230279622847, 3.27740769672614254213476886965, 4.58179774221903903195913342963, 5.89264841222910676406666017167, 7.83765387192278311219199050213, 8.457579928247432414900466427044, 9.289930751985899347142816008880, 10.28641946104554390497585549132, 10.99863940267730587801736100060, 12.83258540902932749449124060736

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