Properties

Label 2-690-23.16-c1-0-10
Degree $2$
Conductor $690$
Sign $0.257 + 0.966i$
Analytic cond. $5.50967$
Root an. cond. $2.34727$
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  + (0.654 − 0.755i)2-s + (0.841 − 0.540i)3-s + (−0.142 − 0.989i)4-s + (0.415 + 0.909i)5-s + (0.142 − 0.989i)6-s + (1.88 − 0.554i)7-s + (−0.841 − 0.540i)8-s + (0.415 − 0.909i)9-s + (0.959 + 0.281i)10-s + (−1.64 − 1.89i)11-s + (−0.654 − 0.755i)12-s + (2.73 + 0.803i)13-s + (0.817 − 1.78i)14-s + (0.841 + 0.540i)15-s + (−0.959 + 0.281i)16-s + (0.577 − 4.01i)17-s + ⋯
L(s)  = 1  + (0.463 − 0.534i)2-s + (0.485 − 0.312i)3-s + (−0.0711 − 0.494i)4-s + (0.185 + 0.406i)5-s + (0.0580 − 0.404i)6-s + (0.713 − 0.209i)7-s + (−0.297 − 0.191i)8-s + (0.138 − 0.303i)9-s + (0.303 + 0.0890i)10-s + (−0.496 − 0.572i)11-s + (−0.189 − 0.218i)12-s + (0.758 + 0.222i)13-s + (0.218 − 0.478i)14-s + (0.217 + 0.139i)15-s + (−0.239 + 0.0704i)16-s + (0.140 − 0.974i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.257 + 0.966i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.257 + 0.966i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(690\)    =    \(2 \cdot 3 \cdot 5 \cdot 23\)
Sign: $0.257 + 0.966i$
Analytic conductor: \(5.50967\)
Root analytic conductor: \(2.34727\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{690} (361, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 690,\ (\ :1/2),\ 0.257 + 0.966i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.94073 - 1.49102i\)
\(L(\frac12)\) \(\approx\) \(1.94073 - 1.49102i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.654 + 0.755i)T \)
3 \( 1 + (-0.841 + 0.540i)T \)
5 \( 1 + (-0.415 - 0.909i)T \)
23 \( 1 + (-4.06 + 2.53i)T \)
good7 \( 1 + (-1.88 + 0.554i)T + (5.88 - 3.78i)T^{2} \)
11 \( 1 + (1.64 + 1.89i)T + (-1.56 + 10.8i)T^{2} \)
13 \( 1 + (-2.73 - 0.803i)T + (10.9 + 7.02i)T^{2} \)
17 \( 1 + (-0.577 + 4.01i)T + (-16.3 - 4.78i)T^{2} \)
19 \( 1 + (-0.304 - 2.11i)T + (-18.2 + 5.35i)T^{2} \)
29 \( 1 + (0.205 - 1.43i)T + (-27.8 - 8.17i)T^{2} \)
31 \( 1 + (1.35 + 0.868i)T + (12.8 + 28.1i)T^{2} \)
37 \( 1 + (1.24 - 2.72i)T + (-24.2 - 27.9i)T^{2} \)
41 \( 1 + (-1.12 - 2.45i)T + (-26.8 + 30.9i)T^{2} \)
43 \( 1 + (-5.39 + 3.46i)T + (17.8 - 39.1i)T^{2} \)
47 \( 1 + 4.91T + 47T^{2} \)
53 \( 1 + (2.96 - 0.871i)T + (44.5 - 28.6i)T^{2} \)
59 \( 1 + (9.29 + 2.73i)T + (49.6 + 31.8i)T^{2} \)
61 \( 1 + (-9.75 - 6.26i)T + (25.3 + 55.4i)T^{2} \)
67 \( 1 + (9.41 - 10.8i)T + (-9.53 - 66.3i)T^{2} \)
71 \( 1 + (-5.88 + 6.79i)T + (-10.1 - 70.2i)T^{2} \)
73 \( 1 + (-0.0635 - 0.442i)T + (-70.0 + 20.5i)T^{2} \)
79 \( 1 + (6.00 + 1.76i)T + (66.4 + 42.7i)T^{2} \)
83 \( 1 + (4.66 - 10.2i)T + (-54.3 - 62.7i)T^{2} \)
89 \( 1 + (3.72 - 2.39i)T + (36.9 - 80.9i)T^{2} \)
97 \( 1 + (-4.10 - 8.98i)T + (-63.5 + 73.3i)T^{2} \)
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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

−10.52713020662825951487008856988, −9.476204506148550267858172609662, −8.594639339327500770645298196944, −7.70562114685887308900111192768, −6.72966568125204480269196174134, −5.69537759873226292882801112563, −4.67789024030097800379928874715, −3.48101259362251422816250050913, −2.57393247018989820754259413331, −1.24589263447782183580868591185, 1.78549603463505712706826650956, 3.20137956328753482969692114537, 4.35102883649460958423872274659, 5.14193009237275887727750630592, 6.01597898005373954710573766216, 7.26338377359039671312257315855, 8.086601892117494254303156214123, 8.737387194956115947571615993195, 9.606014391535896589017417318075, 10.69680473404320479642930542612

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