Properties

Label 2-6930-21.20-c1-0-27
Degree $2$
Conductor $6930$
Sign $0.499 - 0.866i$
Analytic cond. $55.3363$
Root an. cond. $7.43883$
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 − 5-s + (−1.10 − 2.40i)7-s i·8-s i·10-s + i·11-s + 3.01i·13-s + (2.40 − 1.10i)14-s + 16-s − 6.21·17-s − 3.22i·19-s + 20-s − 22-s − 4.17i·23-s + ⋯
L(s)  = 1  + 0.707i·2-s − 0.5·4-s − 0.447·5-s + (−0.418 − 0.908i)7-s − 0.353i·8-s − 0.316i·10-s + 0.301i·11-s + 0.836i·13-s + (0.642 − 0.296i)14-s + 0.250·16-s − 1.50·17-s − 0.739i·19-s + 0.223·20-s − 0.213·22-s − 0.870i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 6930 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.499 - 0.866i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 6930 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.499 - 0.866i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(6930\)    =    \(2 \cdot 3^{2} \cdot 5 \cdot 7 \cdot 11\)
Sign: $0.499 - 0.866i$
Analytic conductor: \(55.3363\)
Root analytic conductor: \(7.43883\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{6930} (881, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 6930,\ (\ :1/2),\ 0.499 - 0.866i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.006870578\)
\(L(\frac12)\) \(\approx\) \(1.006870578\)
\(L(\frac{3}{2})\) 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 \( 1 \)
5 \( 1 + T \)
7 \( 1 + (1.10 + 2.40i)T \)
11 \( 1 - iT \)
good13 \( 1 - 3.01iT - 13T^{2} \)
17 \( 1 + 6.21T + 17T^{2} \)
19 \( 1 + 3.22iT - 19T^{2} \)
23 \( 1 + 4.17iT - 23T^{2} \)
29 \( 1 + 1.82iT - 29T^{2} \)
31 \( 1 - 9.63iT - 31T^{2} \)
37 \( 1 + 2.87T + 37T^{2} \)
41 \( 1 + 3.16T + 41T^{2} \)
43 \( 1 - 0.359T + 43T^{2} \)
47 \( 1 + 0.578T + 47T^{2} \)
53 \( 1 + 5.30iT - 53T^{2} \)
59 \( 1 - 4.27T + 59T^{2} \)
61 \( 1 - 6.80iT - 61T^{2} \)
67 \( 1 - 2.10T + 67T^{2} \)
71 \( 1 + 6.45iT - 71T^{2} \)
73 \( 1 + 3.37iT - 73T^{2} \)
79 \( 1 + 2.13T + 79T^{2} \)
83 \( 1 - 11.1T + 83T^{2} \)
89 \( 1 + 9.79T + 89T^{2} \)
97 \( 1 - 7.51iT - 97T^{2} \)
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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

−8.004712101570352842237850769189, −7.06164577697639859229593674783, −6.84998377922411755828432722587, −6.32012072897708319680770621542, −5.06838537693220686505183939824, −4.53036986092092389847330015569, −3.97259245407488042942311558749, −3.04915148813015767878196068939, −1.90565929729474621585054818048, −0.56679958714579571046835964292, 0.43751258280740362654585537563, 1.81170880389044763559571063070, 2.59223638973532965149735017424, 3.38283476741470944770688905962, 4.02925119423402244720414517892, 4.95846235966961275504589511831, 5.68712272289974906965312374615, 6.28074308337281609104594833677, 7.23229028208964201499283756692, 8.043236169977056862217767583138

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