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Properties

Label 2-672-56.37-c1-0-1
Degree $2$
Conductor $672$
Sign $0.208 - 0.978i$
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  + (−0.866 + 0.5i)3-s + (−3.09 − 1.78i)5-s + (−0.993 − 2.45i)7-s + (0.499 − 0.866i)9-s + (−0.815 + 0.470i)11-s + 6.15i·13-s + 3.57·15-s + (1.89 + 3.27i)17-s + (2.09 + 1.20i)19-s + (2.08 + 1.62i)21-s + (1.49 − 2.58i)23-s + (3.90 + 6.75i)25-s + 0.999i·27-s − 2.68i·29-s + (5.35 + 9.27i)31-s + ⋯
L(s)  = 1  + (−0.499 + 0.288i)3-s + (−1.38 − 0.800i)5-s + (−0.375 − 0.926i)7-s + (0.166 − 0.288i)9-s + (−0.245 + 0.142i)11-s + 1.70i·13-s + 0.923·15-s + (0.458 + 0.794i)17-s + (0.479 + 0.276i)19-s + (0.455 + 0.355i)21-s + (0.311 − 0.539i)23-s + (0.780 + 1.35i)25-s + 0.192i·27-s − 0.497i·29-s + (0.962 + 1.66i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 672 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.208 - 0.978i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 672 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.208 - 0.978i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(672\)    =    \(2^{5} \cdot 3 \cdot 7\)
Sign: $0.208 - 0.978i$
Analytic conductor: \(5.36594\)
Root analytic conductor: \(2.31645\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{672} (625, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 672,\ (\ :1/2),\ 0.208 - 0.978i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.467885 + 0.378701i\)
\(L(\frac12)\) \(\approx\) \(0.467885 + 0.378701i\)
\(L(\frac{3}{2})\) 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 \( 1 + (0.866 - 0.5i)T \)
7 \( 1 + (0.993 + 2.45i)T \)
good5 \( 1 + (3.09 + 1.78i)T + (2.5 + 4.33i)T^{2} \)
11 \( 1 + (0.815 - 0.470i)T + (5.5 - 9.52i)T^{2} \)
13 \( 1 - 6.15iT - 13T^{2} \)
17 \( 1 + (-1.89 - 3.27i)T + (-8.5 + 14.7i)T^{2} \)
19 \( 1 + (-2.09 - 1.20i)T + (9.5 + 16.4i)T^{2} \)
23 \( 1 + (-1.49 + 2.58i)T + (-11.5 - 19.9i)T^{2} \)
29 \( 1 + 2.68iT - 29T^{2} \)
31 \( 1 + (-5.35 - 9.27i)T + (-15.5 + 26.8i)T^{2} \)
37 \( 1 + (-1.47 - 0.853i)T + (18.5 + 32.0i)T^{2} \)
41 \( 1 + 4.55T + 41T^{2} \)
43 \( 1 + 3.50iT - 43T^{2} \)
47 \( 1 + (3.42 - 5.92i)T + (-23.5 - 40.7i)T^{2} \)
53 \( 1 + (6.57 - 3.79i)T + (26.5 - 45.8i)T^{2} \)
59 \( 1 + (-0.100 + 0.0580i)T + (29.5 - 51.0i)T^{2} \)
61 \( 1 + (-7.06 - 4.07i)T + (30.5 + 52.8i)T^{2} \)
67 \( 1 + (3.44 - 1.98i)T + (33.5 - 58.0i)T^{2} \)
71 \( 1 - 3.92T + 71T^{2} \)
73 \( 1 + (3.11 + 5.39i)T + (-36.5 + 63.2i)T^{2} \)
79 \( 1 + (2.73 - 4.73i)T + (-39.5 - 68.4i)T^{2} \)
83 \( 1 - 1.19iT - 83T^{2} \)
89 \( 1 + (-0.910 + 1.57i)T + (-44.5 - 77.0i)T^{2} \)
97 \( 1 - 12.0T + 97T^{2} \)
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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

−10.74536618122793131305185541514, −9.923576136264095747726750933915, −8.923846776541860696729372304103, −8.076647755661052582507382480468, −7.17658169169268511966733978225, −6.37760334851998851072796143908, −4.87082375887473221039663135417, −4.29355780084747344322789482682, −3.46496792477352528485201942759, −1.18827617429515560815931825708, 0.40228730103929523912364851744, 2.77899787701568564541469864857, 3.42758195073177235917174723791, 4.97165718053377640946895293762, 5.80603804504741889543598684726, 6.86487894418905099440883873308, 7.73892540961468031858846114311, 8.236544335218164050130750669057, 9.603014046284541088571573255374, 10.44651056408173093925386318829

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