Properties

Label 2-2240-140.139-c1-0-2
Degree $2$
Conductor $2240$
Sign $-0.801 + 0.597i$
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  + 1.41i·3-s + 2.23i·5-s + (−1.58 − 2.12i)7-s + 0.999·9-s − 3.16·15-s + (3 − 2.23i)21-s − 9.48·23-s − 5.00·25-s + 5.65i·27-s − 6·29-s + (4.74 − 3.53i)35-s + 4.47i·41-s − 3.16·43-s + 2.23i·45-s − 9.89i·47-s + ⋯
L(s)  = 1  + 0.816i·3-s + 0.999i·5-s + (−0.597 − 0.801i)7-s + 0.333·9-s − 0.816·15-s + (0.654 − 0.487i)21-s − 1.97·23-s − 1.00·25-s + 1.08i·27-s − 1.11·29-s + (0.801 − 0.597i)35-s + 0.698i·41-s − 0.482·43-s + 0.333i·45-s − 1.44i·47-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $-0.801 + 0.597i$
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: \((2,\ 2240,\ (\ :1/2),\ -0.801 + 0.597i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.3236200400\)
\(L(\frac12)\) \(\approx\) \(0.3236200400\)
\(L(\frac{3}{2})\) 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 \( 1 + (1.58 + 2.12i)T \)
good3 \( 1 - 1.41iT - 3T^{2} \)
11 \( 1 - 11T^{2} \)
13 \( 1 + 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 + 19T^{2} \)
23 \( 1 + 9.48T + 23T^{2} \)
29 \( 1 + 6T + 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 - 37T^{2} \)
41 \( 1 - 4.47iT - 41T^{2} \)
43 \( 1 + 3.16T + 43T^{2} \)
47 \( 1 + 9.89iT - 47T^{2} \)
53 \( 1 - 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 - 13.4iT - 61T^{2} \)
67 \( 1 + 15.8T + 67T^{2} \)
71 \( 1 - 71T^{2} \)
73 \( 1 + 73T^{2} \)
79 \( 1 - 79T^{2} \)
83 \( 1 + 15.5iT - 83T^{2} \)
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

−9.836220317065446624383828226611, −8.907695826236335353906990318144, −7.74782210935106997026078220452, −7.23454530758490929662777948829, −6.39604913966852213513657335430, −5.65901311356172400429567334463, −4.39527730620454341089462879348, −3.84229296183604059600093067715, −3.11321661939200672856707800224, −1.82344890617754623162590092547, 0.10538841572877279844088412876, 1.54223441558543486333070527986, 2.30184739057377166911487198745, 3.66395273898151157003227522023, 4.54024004196710036213734526959, 5.63273661593517128024595602815, 6.11376549452673924159498369423, 7.04024146440145042179664450719, 7.943689019230533430428066463326, 8.388447596829142251982290470797

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