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Properties

Label 2-1520-19.7-c1-0-34
Degree $2$
Conductor $1520$
Sign $-0.627 + 0.778i$
Analytic cond. $12.1372$
Root an. cond. $3.48385$
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  + (0.354 + 0.614i)3-s + (−0.5 − 0.866i)5-s − 3.11·7-s + (1.24 − 2.16i)9-s + 3.52·11-s + (−0.200 + 0.347i)13-s + (0.354 − 0.614i)15-s + (−1.74 − 3.02i)17-s + (−4.35 + 0.251i)19-s + (−1.10 − 1.91i)21-s + (−3.65 + 6.33i)23-s + (−0.499 + 0.866i)25-s + 3.89·27-s + (3.96 − 6.86i)29-s − 5.73·31-s + ⋯
L(s)  = 1  + (0.204 + 0.354i)3-s + (−0.223 − 0.387i)5-s − 1.17·7-s + (0.416 − 0.720i)9-s + 1.06·11-s + (−0.0556 + 0.0964i)13-s + (0.0915 − 0.158i)15-s + (−0.424 − 0.734i)17-s + (−0.998 + 0.0577i)19-s + (−0.240 − 0.416i)21-s + (−0.762 + 1.32i)23-s + (−0.0999 + 0.173i)25-s + 0.750·27-s + (0.736 − 1.27i)29-s − 1.03·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1520 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.627 + 0.778i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1520 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.627 + 0.778i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1520\)    =    \(2^{4} \cdot 5 \cdot 19\)
Sign: $-0.627 + 0.778i$
Analytic conductor: \(12.1372\)
Root analytic conductor: \(3.48385\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1520} (881, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1520,\ (\ :1/2),\ -0.627 + 0.778i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.7202629017\)
\(L(\frac12)\) \(\approx\) \(0.7202629017\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + (0.5 + 0.866i)T \)
19 \( 1 + (4.35 - 0.251i)T \)
good3 \( 1 + (-0.354 - 0.614i)T + (-1.5 + 2.59i)T^{2} \)
7 \( 1 + 3.11T + 7T^{2} \)
11 \( 1 - 3.52T + 11T^{2} \)
13 \( 1 + (0.200 - 0.347i)T + (-6.5 - 11.2i)T^{2} \)
17 \( 1 + (1.74 + 3.02i)T + (-8.5 + 14.7i)T^{2} \)
23 \( 1 + (3.65 - 6.33i)T + (-11.5 - 19.9i)T^{2} \)
29 \( 1 + (-3.96 + 6.86i)T + (-14.5 - 25.1i)T^{2} \)
31 \( 1 + 5.73T + 31T^{2} \)
37 \( 1 + 10.5T + 37T^{2} \)
41 \( 1 + (-0.555 - 0.961i)T + (-20.5 + 35.5i)T^{2} \)
43 \( 1 + (4.30 + 7.45i)T + (-21.5 + 37.2i)T^{2} \)
47 \( 1 + (-3.76 + 6.51i)T + (-23.5 - 40.7i)T^{2} \)
53 \( 1 + (5.27 - 9.14i)T + (-26.5 - 45.8i)T^{2} \)
59 \( 1 + (4.25 + 7.37i)T + (-29.5 + 51.0i)T^{2} \)
61 \( 1 + (-4.61 + 7.98i)T + (-30.5 - 52.8i)T^{2} \)
67 \( 1 + (-4.20 + 7.28i)T + (-33.5 - 58.0i)T^{2} \)
71 \( 1 + (4.31 + 7.46i)T + (-35.5 + 61.4i)T^{2} \)
73 \( 1 + (0.870 + 1.50i)T + (-36.5 + 63.2i)T^{2} \)
79 \( 1 + (4.50 + 7.80i)T + (-39.5 + 68.4i)T^{2} \)
83 \( 1 + 4.07T + 83T^{2} \)
89 \( 1 + (-6.61 + 11.4i)T + (-44.5 - 77.0i)T^{2} \)
97 \( 1 + (-3.85 - 6.67i)T + (-48.5 + 84.0i)T^{2} \)
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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

−9.224128536525669568464742311816, −8.706603105679073087078924635152, −7.48630990734245394677953255227, −6.64865981875774277057350028111, −6.11920566467127617687515026551, −4.85217017204863463020469629143, −3.83689208774758783939074639033, −3.44226504253301436005943124126, −1.88605308473779344674031651835, −0.26609838781097338435771723128, 1.63327601124183956157899777640, 2.73922715050870719954478993093, 3.76903206892149917508099536114, 4.55045968658114508315576856917, 5.92082989585198262758775680186, 6.76717869731185965756418655495, 7.00949244189798192937279263720, 8.334791056054143911756551547762, 8.757645058880751564778721898908, 9.856688763666385647000287001259

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