Properties

Label 2-1380-5.4-c1-0-1
Degree $2$
Conductor $1380$
Sign $-0.960 - 0.276i$
Analytic cond. $11.0193$
Root an. cond. $3.31954$
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  + i·3-s + (2.14 + 0.619i)5-s + 1.66i·7-s − 9-s − 5.96·11-s − 3.02i·13-s + (−0.619 + 2.14i)15-s + 6.90i·17-s − 6.93·19-s − 1.66·21-s i·23-s + (4.23 + 2.66i)25-s i·27-s − 7.66·29-s − 5.56·31-s + ⋯
L(s)  = 1  + 0.577i·3-s + (0.960 + 0.276i)5-s + 0.627i·7-s − 0.333·9-s − 1.79·11-s − 0.840i·13-s + (−0.159 + 0.554i)15-s + 1.67i·17-s − 1.58·19-s − 0.362·21-s − 0.208i·23-s + (0.846 + 0.532i)25-s − 0.192i·27-s − 1.42·29-s − 0.999·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.960 - 0.276i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.960 - 0.276i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1380\)    =    \(2^{2} \cdot 3 \cdot 5 \cdot 23\)
Sign: $-0.960 - 0.276i$
Analytic conductor: \(11.0193\)
Root analytic conductor: \(3.31954\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1380} (829, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1380,\ (\ :1/2),\ -0.960 - 0.276i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9152640274\)
\(L(\frac12)\) \(\approx\) \(0.9152640274\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 - iT \)
5 \( 1 + (-2.14 - 0.619i)T \)
23 \( 1 + iT \)
good7 \( 1 - 1.66iT - 7T^{2} \)
11 \( 1 + 5.96T + 11T^{2} \)
13 \( 1 + 3.02iT - 13T^{2} \)
17 \( 1 - 6.90iT - 17T^{2} \)
19 \( 1 + 6.93T + 19T^{2} \)
29 \( 1 + 7.66T + 29T^{2} \)
31 \( 1 + 5.56T + 31T^{2} \)
37 \( 1 - 6.17iT - 37T^{2} \)
41 \( 1 - 6.47T + 41T^{2} \)
43 \( 1 - 3.84iT - 43T^{2} \)
47 \( 1 + 7.29iT - 47T^{2} \)
53 \( 1 - 11.8iT - 53T^{2} \)
59 \( 1 - 5.53T + 59T^{2} \)
61 \( 1 - 1.81T + 61T^{2} \)
67 \( 1 + 9.32iT - 67T^{2} \)
71 \( 1 - 9.14T + 71T^{2} \)
73 \( 1 + 8.35iT - 73T^{2} \)
79 \( 1 + 3.89T + 79T^{2} \)
83 \( 1 - 12.1iT - 83T^{2} \)
89 \( 1 + 8.30T + 89T^{2} \)
97 \( 1 - 10.7iT - 97T^{2} \)
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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

−10.11836457958487289634382679695, −9.176028471033140655380858216421, −8.402383876917173620840974356601, −7.73238530992796420510607550976, −6.38777234046870198276955020100, −5.68329218607572226943809219105, −5.19143378507245059136084614535, −3.92650421513254440933400541022, −2.74437102321910877405386505485, −2.02828400274943869490914235310, 0.32980977911818927437111384469, 1.96580184058460448280733096212, 2.62119692228413765274365136842, 4.14286246966081962505852601518, 5.21059992447814820351081163172, 5.77821616375797912530408346050, 6.97004609408072133291162566403, 7.38676384831847201208599466055, 8.422479070341500602141729414480, 9.243736420348307716523737328539

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