Properties

Label 2-2240-5.4-c1-0-26
Degree $2$
Conductor $2240$
Sign $0.621 - 0.783i$
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  − 0.363i·3-s + (1.75 + 1.38i)5-s i·7-s + 2.86·9-s − 5.14·11-s + 4.64i·13-s + (0.504 − 0.636i)15-s − 3.86i·17-s − 0.778·19-s − 0.363·21-s + 5.00i·23-s + (1.14 + 4.86i)25-s − 2.13i·27-s + 9.42·29-s + 4.72·31-s + ⋯
L(s)  = 1  − 0.209i·3-s + (0.783 + 0.621i)5-s − 0.377i·7-s + 0.955·9-s − 1.55·11-s + 1.28i·13-s + (0.130 − 0.164i)15-s − 0.938i·17-s − 0.178·19-s − 0.0792·21-s + 1.04i·23-s + (0.228 + 0.973i)25-s − 0.410i·27-s + 1.74·29-s + 0.848·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.621 - 0.783i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.621 - 0.783i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $0.621 - 0.783i$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2240} (449, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ 0.621 - 0.783i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.951107526\)
\(L(\frac12)\) \(\approx\) \(1.951107526\)
\(L(\frac{3}{2})\) 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 \( 1 + (-1.75 - 1.38i)T \)
7 \( 1 + iT \)
good3 \( 1 + 0.363iT - 3T^{2} \)
11 \( 1 + 5.14T + 11T^{2} \)
13 \( 1 - 4.64iT - 13T^{2} \)
17 \( 1 + 3.86iT - 17T^{2} \)
19 \( 1 + 0.778T + 19T^{2} \)
23 \( 1 - 5.00iT - 23T^{2} \)
29 \( 1 - 9.42T + 29T^{2} \)
31 \( 1 - 4.72T + 31T^{2} \)
37 \( 1 - 6iT - 37T^{2} \)
41 \( 1 + 1.00T + 41T^{2} \)
43 \( 1 - 7.00iT - 43T^{2} \)
47 \( 1 - 11.4iT - 47T^{2} \)
53 \( 1 + 7.55iT - 53T^{2} \)
59 \( 1 - 12.5T + 59T^{2} \)
61 \( 1 + 11.5T + 61T^{2} \)
67 \( 1 + 11.7iT - 67T^{2} \)
71 \( 1 - 2.72T + 71T^{2} \)
73 \( 1 - 5.00iT - 73T^{2} \)
79 \( 1 + 5.68T + 79T^{2} \)
83 \( 1 - 4.67iT - 83T^{2} \)
89 \( 1 - 2.82T + 89T^{2} \)
97 \( 1 - 1.58iT - 97T^{2} \)
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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

−9.433406174507939416767765535181, −8.216641807376576950122544900190, −7.50003957166020940662499917226, −6.79542325224046538095816571157, −6.24847097143829099066361432424, −5.04341725020676663427336038811, −4.51098445734869472639692642442, −3.14617134104138740823008942077, −2.35222366684003505636232296208, −1.27035579803350239097332096092, 0.71964500885534532917531131402, 2.10350572550630194825112209802, 2.89715030398171804771310048878, 4.23762783412656626156825203807, 5.03689476391723634347127321189, 5.62725566367529557867879909410, 6.44790611513350791462381533965, 7.49197175266775679555092912510, 8.391374543691498667619725130347, 8.688934370175680591022522687970

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