Properties

Label 2-2240-5.4-c1-0-56
Degree $2$
Conductor $2240$
Sign $-0.0685 + 0.997i$
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  − 1.63i·3-s + (2.23 + 0.153i)5-s i·7-s + 0.328·9-s − 1.24·11-s − 4.20i·13-s + (0.250 − 3.64i)15-s + 3.39i·17-s + 6.46·19-s − 1.63·21-s − 2.15i·23-s + (4.95 + 0.683i)25-s − 5.44i·27-s + 3.96·29-s − 10.0·31-s + ⋯
L(s)  = 1  − 0.943i·3-s + (0.997 + 0.0685i)5-s − 0.377i·7-s + 0.109·9-s − 0.374·11-s − 1.16i·13-s + (0.0646 − 0.941i)15-s + 0.823i·17-s + 1.48·19-s − 0.356·21-s − 0.449i·23-s + (0.990 + 0.136i)25-s − 1.04i·27-s + 0.736·29-s − 1.80·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.0685 + 0.997i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.0685 + 0.997i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $-0.0685 + 0.997i$
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: \((2,\ 2240,\ (\ :1/2),\ -0.0685 + 0.997i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.236251619\)
\(L(\frac12)\) \(\approx\) \(2.236251619\)
\(L(\frac{3}{2})\) 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 \( 1 + (-2.23 - 0.153i)T \)
7 \( 1 + iT \)
good3 \( 1 + 1.63iT - 3T^{2} \)
11 \( 1 + 1.24T + 11T^{2} \)
13 \( 1 + 4.20iT - 13T^{2} \)
17 \( 1 - 3.39iT - 17T^{2} \)
19 \( 1 - 6.46T + 19T^{2} \)
23 \( 1 + 2.15iT - 23T^{2} \)
29 \( 1 - 3.96T + 29T^{2} \)
31 \( 1 + 10.0T + 31T^{2} \)
37 \( 1 - 6.76iT - 37T^{2} \)
41 \( 1 + 0.131T + 41T^{2} \)
43 \( 1 + 7.40iT - 43T^{2} \)
47 \( 1 + 4.82iT - 47T^{2} \)
53 \( 1 + 10.0iT - 53T^{2} \)
59 \( 1 - 10.9T + 59T^{2} \)
61 \( 1 - 6.33T + 61T^{2} \)
67 \( 1 - 2.65iT - 67T^{2} \)
71 \( 1 - 0.754T + 71T^{2} \)
73 \( 1 - 6.03iT - 73T^{2} \)
79 \( 1 + 14.6T + 79T^{2} \)
83 \( 1 - 14.0iT - 83T^{2} \)
89 \( 1 - 12.6T + 89T^{2} \)
97 \( 1 + 0.914iT - 97T^{2} \)
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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

−8.642085437076022814712184732416, −8.020888037245485233847729176658, −7.14967478338034373372057468255, −6.68434926449736713470216098808, −5.62113521483438804999809782457, −5.20958585618300697209212661120, −3.78505952473568518584081039736, −2.76092098946524273936329291759, −1.77266963744978042878225665795, −0.829180366314233630554997712580, 1.40733213691693121580229138562, 2.51946704953069280265439512749, 3.50794331323079545501102134832, 4.56663580702425188289339607447, 5.22658152000734640705237471988, 5.86133917107501464864974112614, 6.94892576500806800972157773663, 7.57967819154826894836412378166, 8.951630052369437707927191645875, 9.310796612885238195656222895864

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