Properties

Label 2-672-168.125-c1-0-5
Degree $2$
Conductor $672$
Sign $-0.242 - 0.970i$
Analytic cond. $5.36594$
Root an. cond. $2.31645$
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  + (−1.68 + 0.420i)3-s + 3.91i·5-s + 2.64·7-s + (2.64 − 1.41i)9-s + 4.55·13-s + (−1.64 − 6.57i)15-s − 0.979·19-s + (−4.44 + 1.11i)21-s + 7.48i·23-s − 10.2·25-s + (−3.85 + 3.48i)27-s + 10.3i·35-s + (−7.64 + 1.91i)39-s + (5.53 + 10.3i)45-s + 7.00·49-s + ⋯
L(s)  = 1  + (−0.970 + 0.242i)3-s + 1.74i·5-s + 0.999·7-s + (0.881 − 0.471i)9-s + 1.26·13-s + (−0.424 − 1.69i)15-s − 0.224·19-s + (−0.970 + 0.242i)21-s + 1.56i·23-s − 2.05·25-s + (−0.740 + 0.671i)27-s + 1.74i·35-s + (−1.22 + 0.306i)39-s + (0.824 + 1.54i)45-s + 49-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 672 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.242 - 0.970i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 672 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.242 - 0.970i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(672\)    =    \(2^{5} \cdot 3 \cdot 7\)
Sign: $-0.242 - 0.970i$
Analytic conductor: \(5.36594\)
Root analytic conductor: \(2.31645\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{672} (209, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 672,\ (\ :1/2),\ -0.242 - 0.970i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.738547 + 0.946365i\)
\(L(\frac12)\) \(\approx\) \(0.738547 + 0.946365i\)
\(L(\frac{3}{2})\) 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 \( 1 + (1.68 - 0.420i)T \)
7 \( 1 - 2.64T \)
good5 \( 1 - 3.91iT - 5T^{2} \)
11 \( 1 + 11T^{2} \)
13 \( 1 - 4.55T + 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 + 0.979T + 19T^{2} \)
23 \( 1 - 7.48iT - 23T^{2} \)
29 \( 1 + 29T^{2} \)
31 \( 1 - 31T^{2} \)
37 \( 1 - 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 - 43T^{2} \)
47 \( 1 + 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 - 5.29iT - 59T^{2} \)
61 \( 1 + 15.6T + 61T^{2} \)
67 \( 1 - 67T^{2} \)
71 \( 1 - 5.65iT - 71T^{2} \)
73 \( 1 - 73T^{2} \)
79 \( 1 - 5.29T + 79T^{2} \)
83 \( 1 + 18.1iT - 83T^{2} \)
89 \( 1 + 89T^{2} \)
97 \( 1 - 97T^{2} \)
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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

−10.82431474004373346906507507220, −10.31064450135461846968293814331, −9.204917708504031229217768279270, −7.87863029476685535429762618045, −7.13473597749149487891961406127, −6.23674309709388288722127386404, −5.54983087557144758789316878362, −4.22639913326293461649867053375, −3.26715157104950490746144847682, −1.64583739517199330391361523104, 0.805570303058247100850503369612, 1.77353474042231410817815366885, 4.16690813049252727789207260154, 4.78881329626783200155910522693, 5.59604661597124071762051101105, 6.48255083847402487712705957805, 7.86243865026855241795626585973, 8.447291696539952354851100447026, 9.239504675215700898218777183937, 10.49595695147299199078584153832

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