Properties

Label 2-50-25.2-c2-0-2
Degree $2$
Conductor $50$
Sign $0.994 - 0.107i$
Analytic cond. $1.36240$
Root an. cond. $1.16721$
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  + (1.39 + 0.221i)2-s + (−0.299 − 0.587i)3-s + (1.90 + 0.618i)4-s + (3.77 + 3.28i)5-s + (−0.288 − 0.886i)6-s + (−5.08 − 5.08i)7-s + (2.52 + 1.28i)8-s + (5.03 − 6.92i)9-s + (4.54 + 5.41i)10-s + (−15.3 + 11.1i)11-s + (−0.206 − 1.30i)12-s + (−15.1 + 2.39i)13-s + (−5.97 − 8.21i)14-s + (0.798 − 3.19i)15-s + (3.23 + 2.35i)16-s + (2.06 − 4.04i)17-s + ⋯
L(s)  = 1  + (0.698 + 0.110i)2-s + (−0.0997 − 0.195i)3-s + (0.475 + 0.154i)4-s + (0.754 + 0.656i)5-s + (−0.0480 − 0.147i)6-s + (−0.725 − 0.725i)7-s + (0.315 + 0.160i)8-s + (0.559 − 0.769i)9-s + (0.454 + 0.541i)10-s + (−1.39 + 1.01i)11-s + (−0.0171 − 0.108i)12-s + (−1.16 + 0.184i)13-s + (−0.426 − 0.587i)14-s + (0.0532 − 0.213i)15-s + (0.202 + 0.146i)16-s + (0.121 − 0.237i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 50 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.994 - 0.107i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 50 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.994 - 0.107i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(50\)    =    \(2 \cdot 5^{2}\)
Sign: $0.994 - 0.107i$
Analytic conductor: \(1.36240\)
Root analytic conductor: \(1.16721\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{50} (27, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 50,\ (\ :1),\ 0.994 - 0.107i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.58063 + 0.0848824i\)
\(L(\frac12)\) \(\approx\) \(1.58063 + 0.0848824i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-1.39 - 0.221i)T \)
5 \( 1 + (-3.77 - 3.28i)T \)
good3 \( 1 + (0.299 + 0.587i)T + (-5.29 + 7.28i)T^{2} \)
7 \( 1 + (5.08 + 5.08i)T + 49iT^{2} \)
11 \( 1 + (15.3 - 11.1i)T + (37.3 - 115. i)T^{2} \)
13 \( 1 + (15.1 - 2.39i)T + (160. - 52.2i)T^{2} \)
17 \( 1 + (-2.06 + 4.04i)T + (-169. - 233. i)T^{2} \)
19 \( 1 + (-7.61 + 2.47i)T + (292. - 212. i)T^{2} \)
23 \( 1 + (-4.63 + 29.2i)T + (-503. - 163. i)T^{2} \)
29 \( 1 + (-41.1 - 13.3i)T + (680. + 494. i)T^{2} \)
31 \( 1 + (-7.78 - 23.9i)T + (-777. + 564. i)T^{2} \)
37 \( 1 + (1.63 + 10.3i)T + (-1.30e3 + 423. i)T^{2} \)
41 \( 1 + (-31.9 - 23.2i)T + (519. + 1.59e3i)T^{2} \)
43 \( 1 + (16.0 - 16.0i)T - 1.84e3iT^{2} \)
47 \( 1 + (-14.0 + 7.16i)T + (1.29e3 - 1.78e3i)T^{2} \)
53 \( 1 + (22.4 + 43.9i)T + (-1.65e3 + 2.27e3i)T^{2} \)
59 \( 1 + (8.28 - 11.4i)T + (-1.07e3 - 3.31e3i)T^{2} \)
61 \( 1 + (52.4 - 38.0i)T + (1.14e3 - 3.53e3i)T^{2} \)
67 \( 1 + (-1.12 + 2.19i)T + (-2.63e3 - 3.63e3i)T^{2} \)
71 \( 1 + (-34.1 + 105. i)T + (-4.07e3 - 2.96e3i)T^{2} \)
73 \( 1 + (20.0 - 126. i)T + (-5.06e3 - 1.64e3i)T^{2} \)
79 \( 1 + (52.5 + 17.0i)T + (5.04e3 + 3.66e3i)T^{2} \)
83 \( 1 + (-132. - 67.7i)T + (4.04e3 + 5.57e3i)T^{2} \)
89 \( 1 + (58.7 + 80.8i)T + (-2.44e3 + 7.53e3i)T^{2} \)
97 \( 1 + (-74.7 + 38.0i)T + (5.53e3 - 7.61e3i)T^{2} \)
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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

−15.15254051656735287105832642258, −14.17521885684518072481003697087, −13.02102607073092372216964053669, −12.32094382651323006481156957462, −10.45133677626366857992718469607, −9.800059948686003779165442958555, −7.32072333607455648429687590488, −6.59610396491377569047057408371, −4.82602425428468566125798403411, −2.77970588471608344981312068681, 2.64635720891888758263036438852, 4.99683286086406744735960882616, 5.86871482382890854389150549831, 7.84642649986921661692881451799, 9.566986394201030538051932084536, 10.54100635391084567062677232699, 12.16842808508516136328366600685, 13.12007192768149450925601413450, 13.81389511049371749975178976032, 15.52491610690331396175249829683

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