Properties

Label 2-1380-92.91-c1-0-76
Degree $2$
Conductor $1380$
Sign $0.214 + 0.976i$
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  + (−0.698 + 1.22i)2-s + i·3-s + (−1.02 − 1.71i)4-s + i·5-s + (−1.22 − 0.698i)6-s + 0.344·7-s + (2.82 − 0.0624i)8-s − 9-s + (−1.22 − 0.698i)10-s + 1.11·11-s + (1.71 − 1.02i)12-s − 4.23·13-s + (−0.240 + 0.423i)14-s − 15-s + (−1.89 + 3.52i)16-s − 3.31i·17-s + ⋯
L(s)  = 1  + (−0.493 + 0.869i)2-s + 0.577i·3-s + (−0.512 − 0.858i)4-s + 0.447i·5-s + (−0.502 − 0.284i)6-s + 0.130·7-s + (0.999 − 0.0220i)8-s − 0.333·9-s + (−0.388 − 0.220i)10-s + 0.336·11-s + (0.495 − 0.296i)12-s − 1.17·13-s + (−0.0642 + 0.113i)14-s − 0.258·15-s + (−0.474 + 0.880i)16-s − 0.804i·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.214 + 0.976i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.214 + 0.976i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1380\)    =    \(2^{2} \cdot 3 \cdot 5 \cdot 23\)
Sign: $0.214 + 0.976i$
Analytic conductor: \(11.0193\)
Root analytic conductor: \(3.31954\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1380} (91, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1380,\ (\ :1/2),\ 0.214 + 0.976i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.1234796921\)
\(L(\frac12)\) \(\approx\) \(0.1234796921\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.698 - 1.22i)T \)
3 \( 1 - iT \)
5 \( 1 - iT \)
23 \( 1 + (4.54 + 1.51i)T \)
good7 \( 1 - 0.344T + 7T^{2} \)
11 \( 1 - 1.11T + 11T^{2} \)
13 \( 1 + 4.23T + 13T^{2} \)
17 \( 1 + 3.31iT - 17T^{2} \)
19 \( 1 + 1.10T + 19T^{2} \)
29 \( 1 - 0.696T + 29T^{2} \)
31 \( 1 + 1.78iT - 31T^{2} \)
37 \( 1 - 8.80iT - 37T^{2} \)
41 \( 1 + 9.74T + 41T^{2} \)
43 \( 1 + 8.82T + 43T^{2} \)
47 \( 1 + 8.35iT - 47T^{2} \)
53 \( 1 - 12.1iT - 53T^{2} \)
59 \( 1 + 14.6iT - 59T^{2} \)
61 \( 1 + 7.06iT - 61T^{2} \)
67 \( 1 - 2.20T + 67T^{2} \)
71 \( 1 + 16.5iT - 71T^{2} \)
73 \( 1 - 2.68T + 73T^{2} \)
79 \( 1 - 15.3T + 79T^{2} \)
83 \( 1 + 17.0T + 83T^{2} \)
89 \( 1 - 11.9iT - 89T^{2} \)
97 \( 1 - 9.50iT - 97T^{2} \)
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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

−9.626473113844685737563903331282, −8.480615457425713296594910572893, −7.88183318952495517026526869538, −6.88721519373423319399480790628, −6.33744436984803381645936410736, −5.13638803558641910460827969211, −4.65348665940252145760774772948, −3.38995407835317323989195550616, −1.99960923228611675166218480500, −0.05846939894584919814804420859, 1.46598177155223127932607818367, 2.30989636508254294698529451289, 3.54912269543559808961035109690, 4.51100955451424519398698174445, 5.48327028594716793477594239557, 6.70093694259742583678588733901, 7.56080724036908377573559779476, 8.286554959756218151156069755370, 8.917289725677189429802732897684, 9.867342215735136239470557995490

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