Properties

Label 2-1386-77.76-c1-0-33
Degree $2$
Conductor $1386$
Sign $-0.797 + 0.603i$
Analytic cond. $11.0672$
Root an. cond. $3.32675$
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·2-s − 4-s − 2.82i·5-s − 2.64i·7-s + i·8-s − 2.82·10-s + (2.64 − 2i)11-s + 5.65·13-s − 2.64·14-s + 16-s + 7.48·17-s − 2.82·19-s + 2.82i·20-s + (−2 − 2.64i)22-s + 5.29·23-s + ⋯
L(s)  = 1  − 0.707i·2-s − 0.5·4-s − 1.26i·5-s − 0.999i·7-s + 0.353i·8-s − 0.894·10-s + (0.797 − 0.603i)11-s + 1.56·13-s − 0.707·14-s + 0.250·16-s + 1.81·17-s − 0.648·19-s + 0.632i·20-s + (−0.426 − 0.564i)22-s + 1.10·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1386 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.797 + 0.603i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1386 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.797 + 0.603i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1386\)    =    \(2 \cdot 3^{2} \cdot 7 \cdot 11\)
Sign: $-0.797 + 0.603i$
Analytic conductor: \(11.0672\)
Root analytic conductor: \(3.32675\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1386} (307, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1386,\ (\ :1/2),\ -0.797 + 0.603i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.832926277\)
\(L(\frac12)\) \(\approx\) \(1.832926277\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + iT \)
3 \( 1 \)
7 \( 1 + 2.64iT \)
11 \( 1 + (-2.64 + 2i)T \)
good5 \( 1 + 2.82iT - 5T^{2} \)
13 \( 1 - 5.65T + 13T^{2} \)
17 \( 1 - 7.48T + 17T^{2} \)
19 \( 1 + 2.82T + 19T^{2} \)
23 \( 1 - 5.29T + 23T^{2} \)
29 \( 1 + 6iT - 29T^{2} \)
31 \( 1 - 7.48iT - 31T^{2} \)
37 \( 1 + 10T + 37T^{2} \)
41 \( 1 + 7.48T + 41T^{2} \)
43 \( 1 + 5.29iT - 43T^{2} \)
47 \( 1 - 2.82iT - 47T^{2} \)
53 \( 1 - 10.5T + 53T^{2} \)
59 \( 1 - 11.3iT - 59T^{2} \)
61 \( 1 + 61T^{2} \)
67 \( 1 + 12T + 67T^{2} \)
71 \( 1 + 5.29T + 71T^{2} \)
73 \( 1 - 8.48T + 73T^{2} \)
79 \( 1 + 5.29iT - 79T^{2} \)
83 \( 1 - 7.48T + 83T^{2} \)
89 \( 1 - 89T^{2} \)
97 \( 1 - 14.9iT - 97T^{2} \)
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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

−9.032369459870050857593460052595, −8.747892388083589135282392607069, −7.929312509724290111387634191537, −6.78345992329501320046903534239, −5.73601059097033462919210832087, −4.90613315395936126564530817470, −3.86349426662569053080318838580, −3.39106934616950427853007332756, −1.37960647309059414548772509229, −0.935510447391173674593521508826, 1.59516352875141401837492155138, 3.10032691704054380442857380130, 3.73108791247670040645742355713, 5.13709078996049378063600340431, 5.95796968344108919816140296018, 6.62209245684033086612889629888, 7.26703048435793255783151423566, 8.318992746171354890626889945077, 8.923417130791307774024452355613, 9.816046822686424449582795208530

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