Properties

Label 2-2240-140.139-c1-0-54
Degree $2$
Conductor $2240$
Sign $0.547 + 0.836i$
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 + (1.22 + 1.87i)5-s − 2.64·7-s + 0.999·9-s − 3.46i·11-s + 2.44·13-s + (2.64 − 1.73i)15-s − 4.89·17-s + 6.48·19-s + 3.74i·21-s + (−2 + 4.58i)25-s − 5.65i·27-s + 6·29-s − 4.89·33-s + (−3.24 − 4.94i)35-s + ⋯
L(s)  = 1  − 0.816i·3-s + (0.547 + 0.836i)5-s − 0.999·7-s + 0.333·9-s − 1.04i·11-s + 0.679·13-s + (0.683 − 0.447i)15-s − 1.18·17-s + 1.48·19-s + 0.816i·21-s + (−0.400 + 0.916i)25-s − 1.08i·27-s + 1.11·29-s − 0.852·33-s + (−0.547 − 0.836i)35-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.547 + 0.836i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.547 + 0.836i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $0.547 + 0.836i$
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: \((2,\ 2240,\ (\ :1/2),\ 0.547 + 0.836i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.845612049\)
\(L(\frac12)\) \(\approx\) \(1.845612049\)
\(L(\frac{3}{2})\) 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 \( 1 + (-1.22 - 1.87i)T \)
7 \( 1 + 2.64T \)
good3 \( 1 + 1.41iT - 3T^{2} \)
11 \( 1 + 3.46iT - 11T^{2} \)
13 \( 1 - 2.44T + 13T^{2} \)
17 \( 1 + 4.89T + 17T^{2} \)
19 \( 1 - 6.48T + 19T^{2} \)
23 \( 1 + 23T^{2} \)
29 \( 1 - 6T + 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 - 9.16iT - 37T^{2} \)
41 \( 1 + 7.48iT - 41T^{2} \)
43 \( 1 + 5.29T + 43T^{2} \)
47 \( 1 + 2.82iT - 47T^{2} \)
53 \( 1 + 9.16iT - 53T^{2} \)
59 \( 1 - 6.48T + 59T^{2} \)
61 \( 1 + 11.2iT - 61T^{2} \)
67 \( 1 - 5.29T + 67T^{2} \)
71 \( 1 - 71T^{2} \)
73 \( 1 - 9.79T + 73T^{2} \)
79 \( 1 - 6.92iT - 79T^{2} \)
83 \( 1 + 9.89iT - 83T^{2} \)
89 \( 1 - 7.48iT - 89T^{2} \)
97 \( 1 - 14.6T + 97T^{2} \)
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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

−8.862309206131184151021705651100, −8.113471978256997304183417967281, −7.06783541462818527294936181085, −6.60841781003720960894000509843, −6.13295509852293984415306075275, −5.13288513609008825706126191922, −3.67699093491614135084644218972, −3.05618513031686064823856389240, −2.02333409420919521150738207284, −0.76012624471030940703125512385, 1.10305213126287350400773252355, 2.38618541397562560843309197209, 3.57002609884273612446527566136, 4.40687745267346678507622834379, 5.01002633656167422571664059687, 5.96026482967581600495610955782, 6.75714689837135334715811156949, 7.56868846500880064562592864452, 8.775381059268583062788117794694, 9.232839309257056253614182389267

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