Properties

Label 2-2240-140.139-c1-0-78
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

\(L(1)\) \(\approx\) \(2.180303317\)
\(L(\frac12)\) \(\approx\) \(2.180303317\)
\(L(\frac{3}{2})\) 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

−8.582044473330414566711653401970, −8.227675128686674305108445483953, −7.25770880804222723580495381745, −6.26445079112131760915261173756, −5.87106994250193998132561792826, −4.63828406878449470912095297895, −4.16582765179697718546813043243, −2.49846753467303134878307818916, −1.67426864014841430957072511364, −0.76290827379770833970110725382, 1.67652853073332435327468360378, 2.42728961590285913405169154703, 3.76853867222418432613162180685, 4.51411878927647037488515522757, 5.07712372252929564162839018448, 6.35993821023180357030352934696, 6.78905334103169699648615795712, 7.79514342394422815881304140672, 8.653318620850220246506276694721, 9.363690090605382659455918662835

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