Properties

Label 2-690-115.53-c1-0-23
Degree $2$
Conductor $690$
Sign $-0.997 - 0.0720i$
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  + (−0.0713 − 0.997i)2-s + (0.977 + 0.212i)3-s + (−0.989 + 0.142i)4-s + (−1.00 − 1.99i)5-s + (0.142 − 0.989i)6-s + (−2.61 − 1.43i)7-s + (0.212 + 0.977i)8-s + (0.909 + 0.415i)9-s + (−1.92 + 1.14i)10-s + (1.89 − 1.64i)11-s + (−0.997 − 0.0713i)12-s + (−0.269 − 0.493i)13-s + (−1.23 + 2.71i)14-s + (−0.553 − 2.16i)15-s + (0.959 − 0.281i)16-s + (−5.07 + 3.79i)17-s + ⋯
L(s)  = 1  + (−0.0504 − 0.705i)2-s + (0.564 + 0.122i)3-s + (−0.494 + 0.0711i)4-s + (−0.447 − 0.894i)5-s + (0.0580 − 0.404i)6-s + (−0.990 − 0.540i)7-s + (0.0751 + 0.345i)8-s + (0.303 + 0.138i)9-s + (−0.608 + 0.360i)10-s + (0.570 − 0.494i)11-s + (−0.287 − 0.0205i)12-s + (−0.0747 − 0.136i)13-s + (−0.331 + 0.725i)14-s + (−0.142 − 0.559i)15-s + (0.239 − 0.0704i)16-s + (−1.23 + 0.920i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.997 - 0.0720i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.997 - 0.0720i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(690\)    =    \(2 \cdot 3 \cdot 5 \cdot 23\)
Sign: $-0.997 - 0.0720i$
Analytic conductor: \(5.50967\)
Root analytic conductor: \(2.34727\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{690} (283, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 690,\ (\ :1/2),\ -0.997 - 0.0720i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.0295703 + 0.819298i\)
\(L(\frac12)\) \(\approx\) \(0.0295703 + 0.819298i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.0713 + 0.997i)T \)
3 \( 1 + (-0.977 - 0.212i)T \)
5 \( 1 + (1.00 + 1.99i)T \)
23 \( 1 + (-0.201 - 4.79i)T \)
good7 \( 1 + (2.61 + 1.43i)T + (3.78 + 5.88i)T^{2} \)
11 \( 1 + (-1.89 + 1.64i)T + (1.56 - 10.8i)T^{2} \)
13 \( 1 + (0.269 + 0.493i)T + (-7.02 + 10.9i)T^{2} \)
17 \( 1 + (5.07 - 3.79i)T + (4.78 - 16.3i)T^{2} \)
19 \( 1 + (1.00 + 6.97i)T + (-18.2 + 5.35i)T^{2} \)
29 \( 1 + (8.91 + 1.28i)T + (27.8 + 8.17i)T^{2} \)
31 \( 1 + (3.85 + 2.47i)T + (12.8 + 28.1i)T^{2} \)
37 \( 1 + (-4.03 + 1.50i)T + (27.9 - 24.2i)T^{2} \)
41 \( 1 + (2.06 + 4.51i)T + (-26.8 + 30.9i)T^{2} \)
43 \( 1 + (0.109 - 0.505i)T + (-39.1 - 17.8i)T^{2} \)
47 \( 1 + (3.07 - 3.07i)T - 47iT^{2} \)
53 \( 1 + (-6.79 + 12.4i)T + (-28.6 - 44.5i)T^{2} \)
59 \( 1 + (-1.37 + 4.67i)T + (-49.6 - 31.8i)T^{2} \)
61 \( 1 + (-1.62 + 2.52i)T + (-25.3 - 55.4i)T^{2} \)
67 \( 1 + (-15.5 + 1.11i)T + (66.3 - 9.53i)T^{2} \)
71 \( 1 + (6.74 - 7.77i)T + (-10.1 - 70.2i)T^{2} \)
73 \( 1 + (-6.31 + 8.43i)T + (-20.5 - 70.0i)T^{2} \)
79 \( 1 + (-0.503 - 0.147i)T + (66.4 + 42.7i)T^{2} \)
83 \( 1 + (-1.02 - 2.74i)T + (-62.7 + 54.3i)T^{2} \)
89 \( 1 + (-8.73 + 5.61i)T + (36.9 - 80.9i)T^{2} \)
97 \( 1 + (1.87 - 5.02i)T + (-73.3 - 63.5i)T^{2} \)
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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

−9.820400870444052665275440980906, −9.196301327013961182739117380984, −8.650996506164848428483568822181, −7.57994173650927479981831509618, −6.56244662162677067951380787448, −5.21953470081000128656242189518, −4.00015283724187164756711586078, −3.57757095598306669688967728770, −2.04397237333061681240575301055, −0.39369943839260220202647645268, 2.26909466542605359317651229433, 3.44780313302346099611875131249, 4.33915946097443360575672463364, 5.86333493960181395742081618368, 6.70449713402251448590586314712, 7.22879082353559700753975759266, 8.252730159528567305443472335167, 9.172008374164726220140094090929, 9.758631494057306976198991979521, 10.74954909871241270576452687148

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