Properties

Label 2-2240-280.139-c1-0-49
Degree $2$
Conductor $2240$
Sign $-0.131 + 0.991i$
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  − 2.56·3-s + (−2 + i)5-s + (2 − 1.73i)7-s + 3.56·9-s + 0.972·11-s − 0.561i·13-s + (5.12 − 2.56i)15-s − 4.43·17-s + 1.12i·19-s + (−5.12 + 4.43i)21-s − 1.12·23-s + (3 − 4i)25-s − 1.43·27-s + 4.43i·29-s + 8.87·31-s + ⋯
L(s)  = 1  − 1.47·3-s + (−0.894 + 0.447i)5-s + (0.755 − 0.654i)7-s + 1.18·9-s + 0.293·11-s − 0.155i·13-s + (1.32 − 0.661i)15-s − 1.07·17-s + 0.257i·19-s + (−1.11 + 0.968i)21-s − 0.234·23-s + (0.600 − 0.800i)25-s − 0.276·27-s + 0.823i·29-s + 1.59·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.131 + 0.991i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.131 + 0.991i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $-0.131 + 0.991i$
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: \((2,\ 2240,\ (\ :1/2),\ -0.131 + 0.991i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.4803718432\)
\(L(\frac12)\) \(\approx\) \(0.4803718432\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.56T + 3T^{2} \)
11 \( 1 - 0.972T + 11T^{2} \)
13 \( 1 + 0.561iT - 13T^{2} \)
17 \( 1 + 4.43T + 17T^{2} \)
19 \( 1 - 1.12iT - 19T^{2} \)
23 \( 1 + 1.12T + 23T^{2} \)
29 \( 1 - 4.43iT - 29T^{2} \)
31 \( 1 - 8.87T + 31T^{2} \)
37 \( 1 + 8.87T + 37T^{2} \)
41 \( 1 - 8.87iT - 41T^{2} \)
43 \( 1 - 1.94iT - 43T^{2} \)
47 \( 1 - 0.972iT - 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 + 4iT - 59T^{2} \)
61 \( 1 - 1.12T + 61T^{2} \)
67 \( 1 + 6.92iT - 67T^{2} \)
71 \( 1 - 14.2iT - 71T^{2} \)
73 \( 1 + 6.92T + 73T^{2} \)
79 \( 1 + 7.68iT - 79T^{2} \)
83 \( 1 - 4T + 83T^{2} \)
89 \( 1 + 8.87iT - 89T^{2} \)
97 \( 1 + 9.41T + 97T^{2} \)
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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

−8.605131365018119131100317781337, −7.998824846482025341323444436985, −6.95962116761581515824918630144, −6.68357889001218846884903249424, −5.67516214570687073222922986856, −4.64967628295744125131882677070, −4.33834204856970761665013136917, −3.11560974689396526928537178565, −1.49281398448168350416831181607, −0.27314947205492905358120193861, 0.941901876358425882173699966353, 2.27304465614043335533747562257, 3.85733429073871414088641790703, 4.68590108885439802761573305408, 5.14547528274726853869326575600, 6.07681678367662494074307930763, 6.77851887926241898688873926501, 7.63562010723739508272027862483, 8.559201970379499915018227572371, 9.033683046635080483991118238726

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