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Properties

Label 2-1380-92.91-c1-0-75
Degree $2$
Conductor $1380$
Sign $0.633 + 0.773i$
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  + (0.449 + 1.34i)2-s + i·3-s + (−1.59 + 1.20i)4-s + i·5-s + (−1.34 + 0.449i)6-s − 0.628·7-s + (−2.33 − 1.59i)8-s − 9-s + (−1.34 + 0.449i)10-s − 5.39·11-s + (−1.20 − 1.59i)12-s + 2.49·13-s + (−0.282 − 0.842i)14-s − 15-s + (1.09 − 3.84i)16-s − 6.82i·17-s + ⋯
L(s)  = 1  + (0.317 + 0.948i)2-s + 0.577i·3-s + (−0.797 + 0.602i)4-s + 0.447i·5-s + (−0.547 + 0.183i)6-s − 0.237·7-s + (−0.825 − 0.564i)8-s − 0.333·9-s + (−0.424 + 0.142i)10-s − 1.62·11-s + (−0.348 − 0.460i)12-s + 0.693·13-s + (−0.0754 − 0.225i)14-s − 0.258·15-s + (0.273 − 0.961i)16-s − 1.65i·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.633 + 0.773i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.633 + 0.773i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1380\)    =    \(2^{2} \cdot 3 \cdot 5 \cdot 23\)
Sign: $0.633 + 0.773i$
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: \((2,\ 1380,\ (\ :1/2),\ 0.633 + 0.773i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.1855837515\)
\(L(\frac12)\) \(\approx\) \(0.1855837515\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.449 - 1.34i)T \)
3 \( 1 - iT \)
5 \( 1 - iT \)
23 \( 1 + (0.188 + 4.79i)T \)
good7 \( 1 + 0.628T + 7T^{2} \)
11 \( 1 + 5.39T + 11T^{2} \)
13 \( 1 - 2.49T + 13T^{2} \)
17 \( 1 + 6.82iT - 17T^{2} \)
19 \( 1 + 2.30T + 19T^{2} \)
29 \( 1 - 0.986T + 29T^{2} \)
31 \( 1 - 6.92iT - 31T^{2} \)
37 \( 1 - 4.11iT - 37T^{2} \)
41 \( 1 + 0.870T + 41T^{2} \)
43 \( 1 + 4.75T + 43T^{2} \)
47 \( 1 - 12.0iT - 47T^{2} \)
53 \( 1 + 9.15iT - 53T^{2} \)
59 \( 1 + 13.4iT - 59T^{2} \)
61 \( 1 + 11.4iT - 61T^{2} \)
67 \( 1 - 2.86T + 67T^{2} \)
71 \( 1 - 0.0575iT - 71T^{2} \)
73 \( 1 + 15.9T + 73T^{2} \)
79 \( 1 + 14.9T + 79T^{2} \)
83 \( 1 - 9.99T + 83T^{2} \)
89 \( 1 - 0.244iT - 89T^{2} \)
97 \( 1 - 10.2iT - 97T^{2} \)
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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

−9.411044429092896834733285354858, −8.449685584655764353727094941780, −7.900102290713722402491738843634, −6.87835764959948729883332756072, −6.24529530297175164449836751741, −5.11344967020132902874057755972, −4.73817830240167080772444950166, −3.38000779299366740633488270537, −2.73396662954827388949028573087, −0.06691482002362043864119348907, 1.46046169710817592210832706726, 2.43083087517970980697415847656, 3.53564549466939735235534771795, 4.45262810075045630547748074649, 5.67159678073971247278172758916, 5.95119822092061405582813601422, 7.40935953022347864636717071849, 8.336814457513506946791314314873, 8.773018359860782050675539043686, 9.978104332687304784223872826677

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