Properties

Label 2-2240-8.5-c1-0-26
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  − 3.13i·3-s + i·5-s + 7-s − 6.82·9-s + 4.07i·11-s − 2.86i·13-s + 3.13·15-s + 7.69·17-s + 2.79i·19-s − 3.13i·21-s + 7.79·23-s − 25-s + 11.9i·27-s − 9.95i·29-s − 0.232·31-s + ⋯
L(s)  = 1  − 1.80i·3-s + 0.447i·5-s + 0.377·7-s − 2.27·9-s + 1.22i·11-s − 0.795i·13-s + 0.809·15-s + 1.86·17-s + 0.640i·19-s − 0.684i·21-s + 1.62·23-s − 0.200·25-s + 2.30i·27-s − 1.84i·29-s − 0.0417·31-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: $\chi_{2240} (1121, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ -0.258 + 0.965i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.836574472\)
\(L(\frac12)\) \(\approx\) \(1.836574472\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
good3 \( 1 + 3.13iT - 3T^{2} \)
11 \( 1 - 4.07iT - 11T^{2} \)
13 \( 1 + 2.86iT - 13T^{2} \)
17 \( 1 - 7.69T + 17T^{2} \)
19 \( 1 - 2.79iT - 19T^{2} \)
23 \( 1 - 7.79T + 23T^{2} \)
29 \( 1 + 9.95iT - 29T^{2} \)
31 \( 1 + 0.232T + 31T^{2} \)
37 \( 1 + 4.98iT - 37T^{2} \)
41 \( 1 + 3.91T + 41T^{2} \)
43 \( 1 + 9.54iT - 43T^{2} \)
47 \( 1 + 3.90T + 47T^{2} \)
53 \( 1 + 3.85iT - 53T^{2} \)
59 \( 1 - 7.86iT - 59T^{2} \)
61 \( 1 + 10.9iT - 61T^{2} \)
67 \( 1 - 11.5iT - 67T^{2} \)
71 \( 1 - 13.0T + 71T^{2} \)
73 \( 1 - 5.99T + 73T^{2} \)
79 \( 1 - 0.872T + 79T^{2} \)
83 \( 1 + 8.33iT - 83T^{2} \)
89 \( 1 + 5.79T + 89T^{2} \)
97 \( 1 + 10.6T + 97T^{2} \)
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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

−8.409520400709277918340739030611, −7.80011370642271301751565442186, −7.36223406070665252664709086561, −6.70067527348242009623242022310, −5.75696509322654665807308651066, −5.17350899291431752229327526930, −3.63057507572802121546898733285, −2.63435510656901456696754924529, −1.79476038464155758705570997704, −0.76835561935458413373903923913, 1.13038714543321346095461811374, 3.09648090344800286546272995507, 3.41467657667881575867086365613, 4.61532394022890635154861246454, 5.09763800606788475163127969209, 5.73113562620443656243381608484, 6.85625769964816355972205274137, 8.127456902068610770384042120629, 8.656667536016744072801764401448, 9.344037488226250818143689569443

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