Properties

Label 2-688-43.23-c1-0-9
Degree $2$
Conductor $688$
Sign $0.579 - 0.814i$
Analytic cond. $5.49370$
Root an. cond. $2.34386$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + (0.528 + 1.34i)3-s + (0.0684 − 0.913i)5-s + (0.971 + 1.68i)7-s + (0.666 − 0.618i)9-s + (0.100 + 0.439i)11-s + (2.90 + 1.97i)13-s + (1.26 − 0.390i)15-s + (0.142 + 1.90i)17-s + (−2.97 − 2.76i)19-s + (−1.75 + 2.19i)21-s + (1.77 + 0.546i)23-s + (4.11 + 0.620i)25-s + (5.09 + 2.45i)27-s + (−1.90 + 4.86i)29-s + (−0.920 + 0.138i)31-s + ⋯
L(s)  = 1  + (0.304 + 0.777i)3-s + (0.0306 − 0.408i)5-s + (0.367 + 0.636i)7-s + (0.222 − 0.206i)9-s + (0.0302 + 0.132i)11-s + (0.804 + 0.548i)13-s + (0.326 − 0.100i)15-s + (0.0345 + 0.461i)17-s + (−0.682 − 0.633i)19-s + (−0.382 + 0.479i)21-s + (0.369 + 0.113i)23-s + (0.822 + 0.124i)25-s + (0.980 + 0.471i)27-s + (−0.354 + 0.902i)29-s + (−0.165 + 0.0249i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 688 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.579 - 0.814i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 688 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.579 - 0.814i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(688\)    =    \(2^{4} \cdot 43\)
Sign: $0.579 - 0.814i$
Analytic conductor: \(5.49370\)
Root analytic conductor: \(2.34386\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{688} (625, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 688,\ (\ :1/2),\ 0.579 - 0.814i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.63042 + 0.840841i\)
\(L(\frac12)\) \(\approx\) \(1.63042 + 0.840841i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
43 \( 1 + (-6.30 + 1.79i)T \)
good3 \( 1 + (-0.528 - 1.34i)T + (-2.19 + 2.04i)T^{2} \)
5 \( 1 + (-0.0684 + 0.913i)T + (-4.94 - 0.745i)T^{2} \)
7 \( 1 + (-0.971 - 1.68i)T + (-3.5 + 6.06i)T^{2} \)
11 \( 1 + (-0.100 - 0.439i)T + (-9.91 + 4.77i)T^{2} \)
13 \( 1 + (-2.90 - 1.97i)T + (4.74 + 12.1i)T^{2} \)
17 \( 1 + (-0.142 - 1.90i)T + (-16.8 + 2.53i)T^{2} \)
19 \( 1 + (2.97 + 2.76i)T + (1.41 + 18.9i)T^{2} \)
23 \( 1 + (-1.77 - 0.546i)T + (19.0 + 12.9i)T^{2} \)
29 \( 1 + (1.90 - 4.86i)T + (-21.2 - 19.7i)T^{2} \)
31 \( 1 + (0.920 - 0.138i)T + (29.6 - 9.13i)T^{2} \)
37 \( 1 + (-0.277 + 0.480i)T + (-18.5 - 32.0i)T^{2} \)
41 \( 1 + (-0.111 - 0.139i)T + (-9.12 + 39.9i)T^{2} \)
47 \( 1 + (1.72 - 7.57i)T + (-42.3 - 20.3i)T^{2} \)
53 \( 1 + (8.52 - 5.81i)T + (19.3 - 49.3i)T^{2} \)
59 \( 1 + (9.19 + 4.42i)T + (36.7 + 46.1i)T^{2} \)
61 \( 1 + (5.55 + 0.837i)T + (58.2 + 17.9i)T^{2} \)
67 \( 1 + (-0.807 - 0.748i)T + (5.00 + 66.8i)T^{2} \)
71 \( 1 + (-5.41 + 1.67i)T + (58.6 - 39.9i)T^{2} \)
73 \( 1 + (-11.7 - 7.99i)T + (26.6 + 67.9i)T^{2} \)
79 \( 1 + (1.13 + 1.95i)T + (-39.5 + 68.4i)T^{2} \)
83 \( 1 + (5.11 + 13.0i)T + (-60.8 + 56.4i)T^{2} \)
89 \( 1 + (-0.143 - 0.365i)T + (-65.2 + 60.5i)T^{2} \)
97 \( 1 + (3.76 + 16.4i)T + (-87.3 + 42.0i)T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.72613151730873831743304992979, −9.469250869037762743236812958751, −9.004515841246747768613671664386, −8.350769689618756517436912384133, −7.06034310147053797139845445075, −6.07113892981929868356466310114, −4.93323129625247881395870099534, −4.20995433350884531319554474125, −3.07836271993428448405802308432, −1.54912299764834214359528077905, 1.11330683257093343561864648825, 2.41071787496236352339904479333, 3.66177102215113804337589135169, 4.80077318953985785682934769671, 6.10152076684573865094239668531, 6.90688058513791288479257867974, 7.77444600534287812761618385778, 8.309014292343099949342164804727, 9.470660490489126084162653463901, 10.64267617889660697276010378514

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