Properties

Label 2-2240-140.139-c1-0-7
Degree $2$
Conductor $2240$
Sign $0.597 - 0.801i$
Analytic cond. $17.8864$
Root an. cond. $4.22924$
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  − 3.16i·3-s + 2.23i·5-s + (−2.12 − 1.58i)7-s − 7.00·9-s + 7.07·15-s + (−5.00 + 6.70i)21-s − 1.41·23-s − 5.00·25-s + 12.6i·27-s − 6·29-s + (3.53 − 4.74i)35-s + 4.47i·41-s + 12.7·43-s − 15.6i·45-s + 9.48i·47-s + ⋯
L(s)  = 1  − 1.82i·3-s + 0.999i·5-s + (−0.801 − 0.597i)7-s − 2.33·9-s + 1.82·15-s + (−1.09 + 1.46i)21-s − 0.294·23-s − 1.00·25-s + 2.43i·27-s − 1.11·29-s + (0.597 − 0.801i)35-s + 0.698i·41-s + 1.94·43-s − 2.33i·45-s + 1.38i·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.597 - 0.801i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.597 - 0.801i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $0.597 - 0.801i$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2240} (2239, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ 0.597 - 0.801i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5170329201\)
\(L(\frac12)\) \(\approx\) \(0.5170329201\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.23iT \)
7 \( 1 + (2.12 + 1.58i)T \)
good3 \( 1 + 3.16iT - 3T^{2} \)
11 \( 1 - 11T^{2} \)
13 \( 1 + 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 + 19T^{2} \)
23 \( 1 + 1.41T + 23T^{2} \)
29 \( 1 + 6T + 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 - 37T^{2} \)
41 \( 1 - 4.47iT - 41T^{2} \)
43 \( 1 - 12.7T + 43T^{2} \)
47 \( 1 - 9.48iT - 47T^{2} \)
53 \( 1 - 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 - 13.4iT - 61T^{2} \)
67 \( 1 + 4.24T + 67T^{2} \)
71 \( 1 - 71T^{2} \)
73 \( 1 + 73T^{2} \)
79 \( 1 - 79T^{2} \)
83 \( 1 - 9.48iT - 83T^{2} \)
89 \( 1 - 17.8iT - 89T^{2} \)
97 \( 1 + 97T^{2} \)
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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

−9.068057338873922947856273802069, −7.984538948680692690551687800366, −7.42623752358257064788204371798, −6.96631795292784119065608923740, −6.18626744637382571576502939087, −5.74822505810721861857172927406, −4.06386846384179583269468146414, −3.03154078405596798249375947804, −2.35552498958665531634317790944, −1.15553645329425356869077312689, 0.18816949242081315049372663499, 2.25787638220547326247290733252, 3.43937411933734357360671393601, 4.02180998818222127083470969729, 4.91513420760546730349229050473, 5.55690075865132424130605400543, 6.16199721231586137252186261485, 7.57874540771403946438293271777, 8.636545964444275892544645079451, 9.029535650293753867293623996456

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