Properties

Label 2-57-19.14-c2-0-3
Degree $2$
Conductor $57$
Sign $0.475 + 0.879i$
Analytic cond. $1.55313$
Root an. cond. $1.24624$
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  + (−0.691 − 1.90i)2-s + (1.70 + 0.300i)3-s + (−0.0681 + 0.0571i)4-s + (6.34 + 5.32i)5-s + (−0.608 − 3.44i)6-s + (−5.23 − 9.07i)7-s + (−6.84 − 3.95i)8-s + (2.81 + 1.02i)9-s + (5.72 − 15.7i)10-s + (−6.84 + 11.8i)11-s + (−0.133 + 0.0770i)12-s + (4.21 − 0.743i)13-s + (−13.6 + 16.2i)14-s + (9.21 + 10.9i)15-s + (−2.83 + 16.0i)16-s + (16.6 − 6.07i)17-s + ⋯
L(s)  = 1  + (−0.345 − 0.950i)2-s + (0.568 + 0.100i)3-s + (−0.0170 + 0.0142i)4-s + (1.26 + 1.06i)5-s + (−0.101 − 0.574i)6-s + (−0.748 − 1.29i)7-s + (−0.856 − 0.494i)8-s + (0.313 + 0.114i)9-s + (0.572 − 1.57i)10-s + (−0.622 + 1.07i)11-s + (−0.0111 + 0.00641i)12-s + (0.324 − 0.0571i)13-s + (−0.972 + 1.15i)14-s + (0.614 + 0.732i)15-s + (−0.177 + 1.00i)16-s + (0.981 − 0.357i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 57 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.475 + 0.879i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 57 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.475 + 0.879i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(57\)    =    \(3 \cdot 19\)
Sign: $0.475 + 0.879i$
Analytic conductor: \(1.55313\)
Root analytic conductor: \(1.24624\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{57} (52, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 57,\ (\ :1),\ 0.475 + 0.879i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.12272 - 0.669187i\)
\(L(\frac12)\) \(\approx\) \(1.12272 - 0.669187i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (-1.70 - 0.300i)T \)
19 \( 1 + (17.6 - 6.96i)T \)
good2 \( 1 + (0.691 + 1.90i)T + (-3.06 + 2.57i)T^{2} \)
5 \( 1 + (-6.34 - 5.32i)T + (4.34 + 24.6i)T^{2} \)
7 \( 1 + (5.23 + 9.07i)T + (-24.5 + 42.4i)T^{2} \)
11 \( 1 + (6.84 - 11.8i)T + (-60.5 - 104. i)T^{2} \)
13 \( 1 + (-4.21 + 0.743i)T + (158. - 57.8i)T^{2} \)
17 \( 1 + (-16.6 + 6.07i)T + (221. - 185. i)T^{2} \)
23 \( 1 + (25.9 - 21.7i)T + (91.8 - 520. i)T^{2} \)
29 \( 1 + (-0.352 + 0.968i)T + (-644. - 540. i)T^{2} \)
31 \( 1 + (-13.2 + 7.64i)T + (480.5 - 832. i)T^{2} \)
37 \( 1 + 37.7iT - 1.36e3T^{2} \)
41 \( 1 + (24.9 + 4.40i)T + (1.57e3 + 574. i)T^{2} \)
43 \( 1 + (-18.9 - 15.9i)T + (321. + 1.82e3i)T^{2} \)
47 \( 1 + (-30.1 - 10.9i)T + (1.69e3 + 1.41e3i)T^{2} \)
53 \( 1 + (13.9 + 16.5i)T + (-487. + 2.76e3i)T^{2} \)
59 \( 1 + (17.0 + 46.7i)T + (-2.66e3 + 2.23e3i)T^{2} \)
61 \( 1 + (-33.6 + 28.2i)T + (646. - 3.66e3i)T^{2} \)
67 \( 1 + (-30.4 + 83.5i)T + (-3.43e3 - 2.88e3i)T^{2} \)
71 \( 1 + (-20.3 + 24.2i)T + (-875. - 4.96e3i)T^{2} \)
73 \( 1 + (-2.12 + 12.0i)T + (-5.00e3 - 1.82e3i)T^{2} \)
79 \( 1 + (51.2 + 9.03i)T + (5.86e3 + 2.13e3i)T^{2} \)
83 \( 1 + (26.2 + 45.4i)T + (-3.44e3 + 5.96e3i)T^{2} \)
89 \( 1 + (5.39 - 0.951i)T + (7.44e3 - 2.70e3i)T^{2} \)
97 \( 1 + (-4.58 - 12.6i)T + (-7.20e3 + 6.04e3i)T^{2} \)
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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

−14.52869913636313564513505626068, −13.64318187648944154453238482515, −12.61034966635323800225997578885, −10.81740677746594617886360204466, −10.02353444302320323248103764106, −9.710876860935810353682203284553, −7.40380885244010989467822841605, −6.19793934461318644291269937379, −3.49979367655250297585731624411, −2.07641650478824426491577082862, 2.60156794984316508011045666982, 5.59949311099713699911390287109, 6.27027308879680087606627968060, 8.422158036617557197992073967192, 8.738556964046393279743995856010, 9.999732492149345477861806750787, 12.17238562264433929163302949846, 13.03444057027277854259129856809, 14.14858772807614758541383677853, 15.44922054867893190670407599167

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