Properties

Label 2-672-224.19-c1-0-22
Degree $2$
Conductor $672$
Sign $0.748 - 0.662i$
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  + (−1.41 − 0.0594i)2-s + (0.991 − 0.130i)3-s + (1.99 + 0.167i)4-s + (3.05 + 0.402i)5-s + (−1.40 + 0.125i)6-s + (−1.13 + 2.38i)7-s + (−2.80 − 0.355i)8-s + (0.965 − 0.258i)9-s + (−4.29 − 0.749i)10-s + (1.78 + 1.36i)11-s + (1.99 − 0.0936i)12-s + (0.152 − 0.367i)13-s + (1.74 − 3.30i)14-s + 3.08·15-s + (3.94 + 0.669i)16-s + (1.92 + 3.33i)17-s + ⋯
L(s)  = 1  + (−0.999 − 0.0420i)2-s + (0.572 − 0.0753i)3-s + (0.996 + 0.0839i)4-s + (1.36 + 0.179i)5-s + (−0.575 + 0.0512i)6-s + (−0.429 + 0.903i)7-s + (−0.992 − 0.125i)8-s + (0.321 − 0.0862i)9-s + (−1.35 − 0.237i)10-s + (0.537 + 0.412i)11-s + (0.576 − 0.0270i)12-s + (0.0422 − 0.101i)13-s + (0.466 − 0.884i)14-s + 0.795·15-s + (0.985 + 0.167i)16-s + (0.466 + 0.807i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 672 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.748 - 0.662i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 672 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.748 - 0.662i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(672\)    =    \(2^{5} \cdot 3 \cdot 7\)
Sign: $0.748 - 0.662i$
Analytic conductor: \(5.36594\)
Root analytic conductor: \(2.31645\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{672} (19, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 672,\ (\ :1/2),\ 0.748 - 0.662i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.35936 + 0.515216i\)
\(L(\frac12)\) \(\approx\) \(1.35936 + 0.515216i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (1.41 + 0.0594i)T \)
3 \( 1 + (-0.991 + 0.130i)T \)
7 \( 1 + (1.13 - 2.38i)T \)
good5 \( 1 + (-3.05 - 0.402i)T + (4.82 + 1.29i)T^{2} \)
11 \( 1 + (-1.78 - 1.36i)T + (2.84 + 10.6i)T^{2} \)
13 \( 1 + (-0.152 + 0.367i)T + (-9.19 - 9.19i)T^{2} \)
17 \( 1 + (-1.92 - 3.33i)T + (-8.5 + 14.7i)T^{2} \)
19 \( 1 + (3.35 - 2.57i)T + (4.91 - 18.3i)T^{2} \)
23 \( 1 + (-0.986 - 3.68i)T + (-19.9 + 11.5i)T^{2} \)
29 \( 1 + (0.327 - 0.789i)T + (-20.5 - 20.5i)T^{2} \)
31 \( 1 + (4.72 + 8.18i)T + (-15.5 + 26.8i)T^{2} \)
37 \( 1 + (-0.833 + 6.32i)T + (-35.7 - 9.57i)T^{2} \)
41 \( 1 + (-2.67 + 2.67i)T - 41iT^{2} \)
43 \( 1 + (5.88 - 2.43i)T + (30.4 - 30.4i)T^{2} \)
47 \( 1 + (-8.48 - 4.89i)T + (23.5 + 40.7i)T^{2} \)
53 \( 1 + (-3.54 + 4.61i)T + (-13.7 - 51.1i)T^{2} \)
59 \( 1 + (2.96 + 2.27i)T + (15.2 + 56.9i)T^{2} \)
61 \( 1 + (6.11 - 4.69i)T + (15.7 - 58.9i)T^{2} \)
67 \( 1 + (-0.798 - 6.06i)T + (-64.7 + 17.3i)T^{2} \)
71 \( 1 + (-0.641 - 0.641i)T + 71iT^{2} \)
73 \( 1 + (-13.4 - 3.59i)T + (63.2 + 36.5i)T^{2} \)
79 \( 1 + (-4.67 + 8.09i)T + (-39.5 - 68.4i)T^{2} \)
83 \( 1 + (-11.8 - 4.91i)T + (58.6 + 58.6i)T^{2} \)
89 \( 1 + (-1.62 + 0.436i)T + (77.0 - 44.5i)T^{2} \)
97 \( 1 - 1.47iT - 97T^{2} \)
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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

−10.24546832129649241213946556316, −9.542346522762889643606515886072, −9.148528030217673658878186547733, −8.217795055417625377825138827374, −7.19624367442408855725399329542, −6.12993016296288539079123723997, −5.71219258954830797440704771039, −3.66840968009472601503102230035, −2.37967816423169233464985842565, −1.72468708604049641667550990718, 1.06942991051347720697378147062, 2.32700345368918067854559800370, 3.45151353474192802490030115649, 5.04389437154266260526353007431, 6.35449738793525584159261654874, 6.83778854354710387480163920705, 7.931480367030114920703830746924, 9.085062787285995801780196482166, 9.281662221560313035338456966902, 10.34888724291233561422877415413

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