Properties

Label 2-672-168.125-c1-0-21
Degree $2$
Conductor $672$
Sign $-0.412 + 0.910i$
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 + 1.41i)3-s − 1.41i·5-s + (2 − 1.73i)7-s + (−1.00 − 2.82i)9-s − 2.44·11-s − 2·13-s + (2.00 + 1.41i)15-s − 7.34·17-s − 4·19-s + (0.449 + 4.56i)21-s − 1.41i·23-s + 2.99·25-s + (5.00 + 1.41i)27-s − 4.89·29-s − 6.92i·31-s + ⋯
L(s)  = 1  + (−0.577 + 0.816i)3-s − 0.632i·5-s + (0.755 − 0.654i)7-s + (−0.333 − 0.942i)9-s − 0.738·11-s − 0.554·13-s + (0.516 + 0.365i)15-s − 1.78·17-s − 0.917·19-s + (0.0980 + 0.995i)21-s − 0.294i·23-s + 0.599·25-s + (0.962 + 0.272i)27-s − 0.909·29-s − 1.24i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 672 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.412 + 0.910i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 672 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.412 + 0.910i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(672\)    =    \(2^{5} \cdot 3 \cdot 7\)
Sign: $-0.412 + 0.910i$
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: \((2,\ 672,\ (\ :1/2),\ -0.412 + 0.910i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.313410 - 0.486047i\)
\(L(\frac12)\) \(\approx\) \(0.313410 - 0.486047i\)
\(L(\frac{3}{2})\) 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 \( 1 + (1 - 1.41i)T \)
7 \( 1 + (-2 + 1.73i)T \)
good5 \( 1 + 1.41iT - 5T^{2} \)
11 \( 1 + 2.44T + 11T^{2} \)
13 \( 1 + 2T + 13T^{2} \)
17 \( 1 + 7.34T + 17T^{2} \)
19 \( 1 + 4T + 19T^{2} \)
23 \( 1 + 1.41iT - 23T^{2} \)
29 \( 1 + 4.89T + 29T^{2} \)
31 \( 1 + 6.92iT - 31T^{2} \)
37 \( 1 + 10.3iT - 37T^{2} \)
41 \( 1 - 2.44T + 41T^{2} \)
43 \( 1 - 3.46iT - 43T^{2} \)
47 \( 1 + 4.89T + 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 - 5.65iT - 59T^{2} \)
61 \( 1 - 10T + 61T^{2} \)
67 \( 1 + 3.46iT - 67T^{2} \)
71 \( 1 + 1.41iT - 71T^{2} \)
73 \( 1 - 73T^{2} \)
79 \( 1 + 8T + 79T^{2} \)
83 \( 1 + 11.3iT - 83T^{2} \)
89 \( 1 - 7.34T + 89T^{2} \)
97 \( 1 - 13.8iT - 97T^{2} \)
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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

−10.45488090707753373306003474172, −9.353485876253744424766740499141, −8.678376466089997931952504773412, −7.65802342051279478465501890688, −6.58567532582321219593683173703, −5.45083263184198956389684435492, −4.61418753647060352570556274699, −4.07162899147964540471787764884, −2.26583491414151591611899055105, −0.30906461806526161905850965814, 1.89631661981466758441758389026, 2.73786567729869849639963742094, 4.62319015998263398936610496487, 5.37416322002163886508328774560, 6.50301155224613265292611019935, 7.09133137766045022230643418515, 8.151008684240010580980692345924, 8.788911147777769775350153484870, 10.18364117615456387355737975760, 11.05285401382040822109614301131

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