Properties

Label 2-2240-280.139-c1-0-5
Degree $2$
Conductor $2240$
Sign $0.871 - 0.489i$
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  − 1.56·3-s + (−2 − i)5-s + (−2 + 1.73i)7-s − 0.561·9-s − 6.16·11-s − 3.56i·13-s + (3.12 + 1.56i)15-s − 2.70·17-s − 7.12i·19-s + (3.12 − 2.70i)21-s − 7.12·23-s + (3 + 4i)25-s + 5.56·27-s − 2.70i·29-s − 5.40·31-s + ⋯
L(s)  = 1  − 0.901·3-s + (−0.894 − 0.447i)5-s + (−0.755 + 0.654i)7-s − 0.187·9-s − 1.85·11-s − 0.987i·13-s + (0.806 + 0.403i)15-s − 0.655·17-s − 1.63i·19-s + (0.681 − 0.590i)21-s − 1.48·23-s + (0.600 + 0.800i)25-s + 1.07·27-s − 0.502i·29-s − 0.971·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.871 - 0.489i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.871 - 0.489i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $0.871 - 0.489i$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2240} (1119, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ 0.871 - 0.489i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.1106435381\)
\(L(\frac12)\) \(\approx\) \(0.1106435381\)
\(L(\frac{3}{2})\) 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 \( 1 + (2 + i)T \)
7 \( 1 + (2 - 1.73i)T \)
good3 \( 1 + 1.56T + 3T^{2} \)
11 \( 1 + 6.16T + 11T^{2} \)
13 \( 1 + 3.56iT - 13T^{2} \)
17 \( 1 + 2.70T + 17T^{2} \)
19 \( 1 + 7.12iT - 19T^{2} \)
23 \( 1 + 7.12T + 23T^{2} \)
29 \( 1 + 2.70iT - 29T^{2} \)
31 \( 1 + 5.40T + 31T^{2} \)
37 \( 1 + 5.40T + 37T^{2} \)
41 \( 1 + 5.40iT - 41T^{2} \)
43 \( 1 - 12.3iT - 43T^{2} \)
47 \( 1 - 6.16iT - 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 + 4iT - 59T^{2} \)
61 \( 1 + 7.12T + 61T^{2} \)
67 \( 1 - 6.92iT - 67T^{2} \)
71 \( 1 + 2.24iT - 71T^{2} \)
73 \( 1 - 6.92T + 73T^{2} \)
79 \( 1 - 4.68iT - 79T^{2} \)
83 \( 1 + 4T + 83T^{2} \)
89 \( 1 - 5.40iT - 89T^{2} \)
97 \( 1 - 16.5T + 97T^{2} \)
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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

−9.010706772086385431614183603200, −8.252076612393624840192003565698, −7.65386375130012769795103460021, −6.68820087139355751995584838798, −5.74834217159220654526853939902, −5.26351874428576298410617242223, −4.49983604625212083530338710230, −3.18456363627890868209142597341, −2.47999640939055799282120108425, −0.33842098357280075308813145700, 0.12875324407159591626281183767, 2.11133543730756050899126439671, 3.34329107233947475868706082145, 4.04510821697327216669836355543, 5.05159806248120934038998246041, 5.89036935609373018778181013876, 6.61936481990846916450216694792, 7.39135441929906383540382530517, 8.022166305515387330861720808670, 8.879084405783400447473172871025

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