Properties

Label 2-2240-28.27-c1-0-45
Degree $2$
Conductor $2240$
Sign $-0.258 + 0.965i$
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  + 0.175·3-s + i·5-s + (−0.684 + 2.55i)7-s − 2.96·9-s + 0.592i·11-s + 0.918i·13-s + 0.175i·15-s − 4.66i·17-s − 7.36·19-s + (−0.119 + 0.447i)21-s − 5.99i·23-s − 25-s − 1.04·27-s − 0.178·29-s + 5.80·31-s + ⋯
L(s)  = 1  + 0.101·3-s + 0.447i·5-s + (−0.258 + 0.965i)7-s − 0.989·9-s + 0.178i·11-s + 0.254i·13-s + 0.0452i·15-s − 1.13i·17-s − 1.68·19-s + (−0.0261 + 0.0977i)21-s − 1.25i·23-s − 0.200·25-s − 0.201·27-s − 0.0331·29-s + 1.04·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.258 + 0.965i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.258 + 0.965i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $-0.258 + 0.965i$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2240} (1791, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ -0.258 + 0.965i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5366005106\)
\(L(\frac12)\) \(\approx\) \(0.5366005106\)
\(L(\frac{3}{2})\) 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 \( 1 - iT \)
7 \( 1 + (0.684 - 2.55i)T \)
good3 \( 1 - 0.175T + 3T^{2} \)
11 \( 1 - 0.592iT - 11T^{2} \)
13 \( 1 - 0.918iT - 13T^{2} \)
17 \( 1 + 4.66iT - 17T^{2} \)
19 \( 1 + 7.36T + 19T^{2} \)
23 \( 1 + 5.99iT - 23T^{2} \)
29 \( 1 + 0.178T + 29T^{2} \)
31 \( 1 - 5.80T + 31T^{2} \)
37 \( 1 + 5.77T + 37T^{2} \)
41 \( 1 + 11.8iT - 41T^{2} \)
43 \( 1 - 3.02iT - 43T^{2} \)
47 \( 1 - 8.37T + 47T^{2} \)
53 \( 1 - 7.66T + 53T^{2} \)
59 \( 1 - 8.01T + 59T^{2} \)
61 \( 1 + 9.66iT - 61T^{2} \)
67 \( 1 - 3.12iT - 67T^{2} \)
71 \( 1 - 7.70iT - 71T^{2} \)
73 \( 1 + 13.7iT - 73T^{2} \)
79 \( 1 - 2.07iT - 79T^{2} \)
83 \( 1 + 5.59T + 83T^{2} \)
89 \( 1 + 4.95iT - 89T^{2} \)
97 \( 1 + 6.76iT - 97T^{2} \)
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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

−8.694344054951859618097304361677, −8.345577376345033765947351530437, −7.10938759014712995466664120716, −6.47283592792001050917503119751, −5.73218046964181050575519420127, −4.88508062076501497001339735238, −3.83231320693009309999855281438, −2.63365109372026522800920551041, −2.30252869461604457463589007628, −0.18477193530277770095371149575, 1.22820841844305307305441750108, 2.52968598441916524960307846235, 3.65690242079467289002507301785, 4.26497553791919028211541670661, 5.38390866636248118072279175040, 6.12897101719667516135056729216, 6.87696869714827333659807392818, 7.945372125903499233595736093826, 8.408751104226633409464153826607, 9.125406443940751912076358423379

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