Properties

Label 2-690-115.102-c1-0-5
Degree $2$
Conductor $690$
Sign $0.946 + 0.322i$
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 + (−2.10 − 0.762i)5-s + (0.142 + 0.989i)6-s + (−2.42 + 1.32i)7-s + (−0.212 + 0.977i)8-s + (0.909 − 0.415i)9-s + (−0.910 + 2.04i)10-s + (1.06 + 0.919i)11-s + (0.997 − 0.0713i)12-s + (−0.203 + 0.373i)13-s + (1.14 + 2.50i)14-s + (2.21 + 0.298i)15-s + (0.959 + 0.281i)16-s + (4.88 + 3.65i)17-s + ⋯
L(s)  = 1  + (0.0504 − 0.705i)2-s + (−0.564 + 0.122i)3-s + (−0.494 − 0.0711i)4-s + (−0.940 − 0.340i)5-s + (0.0580 + 0.404i)6-s + (−0.915 + 0.499i)7-s + (−0.0751 + 0.345i)8-s + (0.303 − 0.138i)9-s + (−0.287 + 0.645i)10-s + (0.320 + 0.277i)11-s + (0.287 − 0.0205i)12-s + (−0.0565 + 0.103i)13-s + (0.306 + 0.670i)14-s + (0.572 + 0.0769i)15-s + (0.239 + 0.0704i)16-s + (1.18 + 0.886i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.946 + 0.322i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.946 + 0.322i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(690\)    =    \(2 \cdot 3 \cdot 5 \cdot 23\)
Sign: $0.946 + 0.322i$
Analytic conductor: \(5.50967\)
Root analytic conductor: \(2.34727\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{690} (217, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 690,\ (\ :1/2),\ 0.946 + 0.322i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.840331 - 0.139403i\)
\(L(\frac12)\) \(\approx\) \(0.840331 - 0.139403i\)
\(L(\frac{3}{2})\) 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 \( 1 + (2.10 + 0.762i)T \)
23 \( 1 + (-4.06 - 2.54i)T \)
good7 \( 1 + (2.42 - 1.32i)T + (3.78 - 5.88i)T^{2} \)
11 \( 1 + (-1.06 - 0.919i)T + (1.56 + 10.8i)T^{2} \)
13 \( 1 + (0.203 - 0.373i)T + (-7.02 - 10.9i)T^{2} \)
17 \( 1 + (-4.88 - 3.65i)T + (4.78 + 16.3i)T^{2} \)
19 \( 1 + (-1.15 + 8.04i)T + (-18.2 - 5.35i)T^{2} \)
29 \( 1 + (5.63 - 0.809i)T + (27.8 - 8.17i)T^{2} \)
31 \( 1 + (-5.70 + 3.66i)T + (12.8 - 28.1i)T^{2} \)
37 \( 1 + (-3.26 - 1.21i)T + (27.9 + 24.2i)T^{2} \)
41 \( 1 + (1.16 - 2.54i)T + (-26.8 - 30.9i)T^{2} \)
43 \( 1 + (0.510 + 2.34i)T + (-39.1 + 17.8i)T^{2} \)
47 \( 1 + (-9.19 - 9.19i)T + 47iT^{2} \)
53 \( 1 + (-1.38 - 2.54i)T + (-28.6 + 44.5i)T^{2} \)
59 \( 1 + (2.60 + 8.86i)T + (-49.6 + 31.8i)T^{2} \)
61 \( 1 + (-6.21 - 9.66i)T + (-25.3 + 55.4i)T^{2} \)
67 \( 1 + (-8.61 - 0.616i)T + (66.3 + 9.53i)T^{2} \)
71 \( 1 + (-3.18 - 3.67i)T + (-10.1 + 70.2i)T^{2} \)
73 \( 1 + (4.25 + 5.68i)T + (-20.5 + 70.0i)T^{2} \)
79 \( 1 + (4.39 - 1.29i)T + (66.4 - 42.7i)T^{2} \)
83 \( 1 + (1.36 - 3.65i)T + (-62.7 - 54.3i)T^{2} \)
89 \( 1 + (-0.0406 - 0.0261i)T + (36.9 + 80.9i)T^{2} \)
97 \( 1 + (0.982 + 2.63i)T + (-73.3 + 63.5i)T^{2} \)
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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

−10.56977310936691928223451211378, −9.511011380058367321541519354926, −9.064356797469409410212267348544, −7.85311746959209956272750770283, −6.88675867153150284970834093612, −5.77198938206815360955190671952, −4.79351619351027283973590729118, −3.82004181371492137709387424712, −2.83635717141203159537421021400, −0.928284106188629478946129824617, 0.69863177890051973231215466677, 3.24663697692998042624914108157, 3.97696642188238891103321173176, 5.24823198256647214220686234181, 6.17591964627909260822147276877, 7.05448582240020335603934745039, 7.61212729181145984808410680907, 8.572063583152485007989130911322, 9.805997557034752528761634564498, 10.35144528863797624444249569709

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