Properties

Label 2-1380-5.4-c1-0-15
Degree $2$
Conductor $1380$
Sign $0.0812 + 0.996i$
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 + (−0.181 − 2.22i)5-s − 0.189i·7-s − 9-s + 4.33·11-s − 4.67i·13-s + (2.22 − 0.181i)15-s + 0.0397i·17-s − 7.19·19-s + 0.189·21-s i·23-s + (−4.93 + 0.810i)25-s i·27-s − 6.49·29-s + 9.17·31-s + ⋯
L(s)  = 1  + 0.577i·3-s + (−0.0812 − 0.996i)5-s − 0.0717i·7-s − 0.333·9-s + 1.30·11-s − 1.29i·13-s + (0.575 − 0.0469i)15-s + 0.00963i·17-s − 1.65·19-s + 0.0414·21-s − 0.208i·23-s + (−0.986 + 0.162i)25-s − 0.192i·27-s − 1.20·29-s + 1.64·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.0812 + 0.996i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.0812 + 0.996i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1380\)    =    \(2^{2} \cdot 3 \cdot 5 \cdot 23\)
Sign: $0.0812 + 0.996i$
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: \((2,\ 1380,\ (\ :1/2),\ 0.0812 + 0.996i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.318674464\)
\(L(\frac12)\) \(\approx\) \(1.318674464\)
\(L(\frac{3}{2})\) 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 \( 1 + (0.181 + 2.22i)T \)
23 \( 1 + iT \)
good7 \( 1 + 0.189iT - 7T^{2} \)
11 \( 1 - 4.33T + 11T^{2} \)
13 \( 1 + 4.67iT - 13T^{2} \)
17 \( 1 - 0.0397iT - 17T^{2} \)
19 \( 1 + 7.19T + 19T^{2} \)
29 \( 1 + 6.49T + 29T^{2} \)
31 \( 1 - 9.17T + 31T^{2} \)
37 \( 1 + 3.03iT - 37T^{2} \)
41 \( 1 + 8.69T + 41T^{2} \)
43 \( 1 + 7.83iT - 43T^{2} \)
47 \( 1 + 5.03iT - 47T^{2} \)
53 \( 1 + 6.96iT - 53T^{2} \)
59 \( 1 + 4.64T + 59T^{2} \)
61 \( 1 - 7.86T + 61T^{2} \)
67 \( 1 + 2.52iT - 67T^{2} \)
71 \( 1 + 1.70T + 71T^{2} \)
73 \( 1 + 6.29iT - 73T^{2} \)
79 \( 1 - 9.82T + 79T^{2} \)
83 \( 1 + 0.417iT - 83T^{2} \)
89 \( 1 - 3.92T + 89T^{2} \)
97 \( 1 + 0.0584iT - 97T^{2} \)
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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

−9.316639530095199265417777733130, −8.599995531522785787935637287834, −8.114892777619142425091976188961, −6.86043385359021847771674022665, −5.94858660504313689032932796058, −5.11947434517301769643696324859, −4.21964704449920823402237363560, −3.54689489710768618249499962427, −2.01424733107836405543617490388, −0.54101903885313742496317276885, 1.55480172581313373824791271197, 2.51793462210660782982282074051, 3.74602649878921554320296592464, 4.50243112682224922980814680407, 6.08485001784640318379589362517, 6.52919318508949267131577054154, 7.10870092371497683089106868733, 8.133497120237896862275527242568, 8.949654080970450862913174794835, 9.706703915882371109975214963135

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