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Properties

Label 2-1950-65.9-c1-0-18
Degree $2$
Conductor $1950$
Sign $-0.458 - 0.888i$
Analytic cond. $15.5708$
Root an. cond. $3.94598$
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  + (0.866 + 0.5i)2-s + (0.866 + 0.5i)3-s + (0.499 + 0.866i)4-s + (0.499 + 0.866i)6-s + (−1.73 + i)7-s + 0.999i·8-s + (0.499 + 0.866i)9-s + (−0.5 + 0.866i)11-s + 0.999i·12-s + (3.46 − i)13-s − 1.99·14-s + (−0.5 + 0.866i)16-s + (−1.73 + i)17-s + 0.999i·18-s + (3 + 5.19i)19-s + ⋯
L(s)  = 1  + (0.612 + 0.353i)2-s + (0.499 + 0.288i)3-s + (0.249 + 0.433i)4-s + (0.204 + 0.353i)6-s + (−0.654 + 0.377i)7-s + 0.353i·8-s + (0.166 + 0.288i)9-s + (−0.150 + 0.261i)11-s + 0.288i·12-s + (0.960 − 0.277i)13-s − 0.534·14-s + (−0.125 + 0.216i)16-s + (−0.420 + 0.242i)17-s + 0.235i·18-s + (0.688 + 1.19i)19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.458 - 0.888i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.458 - 0.888i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1950\)    =    \(2 \cdot 3 \cdot 5^{2} \cdot 13\)
Sign: $-0.458 - 0.888i$
Analytic conductor: \(15.5708\)
Root analytic conductor: \(3.94598\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1950} (1699, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1950,\ (\ :1/2),\ -0.458 - 0.888i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.605602614\)
\(L(\frac12)\) \(\approx\) \(2.605602614\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.866 - 0.5i)T \)
3 \( 1 + (-0.866 - 0.5i)T \)
5 \( 1 \)
13 \( 1 + (-3.46 + i)T \)
good7 \( 1 + (1.73 - i)T + (3.5 - 6.06i)T^{2} \)
11 \( 1 + (0.5 - 0.866i)T + (-5.5 - 9.52i)T^{2} \)
17 \( 1 + (1.73 - i)T + (8.5 - 14.7i)T^{2} \)
19 \( 1 + (-3 - 5.19i)T + (-9.5 + 16.4i)T^{2} \)
23 \( 1 + (-2.59 - 1.5i)T + (11.5 + 19.9i)T^{2} \)
29 \( 1 + (0.5 - 0.866i)T + (-14.5 - 25.1i)T^{2} \)
31 \( 1 + 3T + 31T^{2} \)
37 \( 1 + (4.33 + 2.5i)T + (18.5 + 32.0i)T^{2} \)
41 \( 1 + (5 - 8.66i)T + (-20.5 - 35.5i)T^{2} \)
43 \( 1 + (-4.33 + 2.5i)T + (21.5 - 37.2i)T^{2} \)
47 \( 1 + 3iT - 47T^{2} \)
53 \( 1 - 14iT - 53T^{2} \)
59 \( 1 + (2.5 + 4.33i)T + (-29.5 + 51.0i)T^{2} \)
61 \( 1 + (-5 - 8.66i)T + (-30.5 + 52.8i)T^{2} \)
67 \( 1 + (33.5 + 58.0i)T^{2} \)
71 \( 1 + (2 + 3.46i)T + (-35.5 + 61.4i)T^{2} \)
73 \( 1 + 2iT - 73T^{2} \)
79 \( 1 + 5T + 79T^{2} \)
83 \( 1 + 6iT - 83T^{2} \)
89 \( 1 + (-5 + 8.66i)T + (-44.5 - 77.0i)T^{2} \)
97 \( 1 + (-8.66 + 5i)T + (48.5 - 84.0i)T^{2} \)
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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

−9.278755047247438187941674863147, −8.664562768029734688998295138612, −7.82611127604463346650529451648, −7.08620182921258463740937138956, −6.09323311069289885708756452100, −5.55155475430774010101907695536, −4.48180440261855053376461244759, −3.55746447600528385135268560679, −2.98229312493559604269332593059, −1.66406921390254357522993815520, 0.71352160374702783716828673267, 2.05561012160042341254413756825, 3.13073454544580822823201842312, 3.70540931545963641394032382478, 4.76336939744102833938520561308, 5.67828864075105695272961870797, 6.76484522833525095049920523932, 7.00797841361023633816154680990, 8.237892465769024887874230125965, 9.009005241409949260613915435783

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