Properties

Label 2-690-115.102-c1-0-9
Degree $2$
Conductor $690$
Sign $0.633 - 0.773i$
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 + (2.21 − 0.276i)5-s + (−0.142 − 0.989i)6-s + (−0.539 + 0.294i)7-s + (0.212 − 0.977i)8-s + (0.909 − 0.415i)9-s + (0.117 + 2.23i)10-s + (−0.0136 − 0.0118i)11-s + (0.997 − 0.0713i)12-s + (1.39 − 2.55i)13-s + (−0.255 − 0.559i)14-s + (−2.10 + 0.742i)15-s + (0.959 + 0.281i)16-s + (3.37 + 2.52i)17-s + ⋯
L(s)  = 1  + (−0.0504 + 0.705i)2-s + (−0.564 + 0.122i)3-s + (−0.494 − 0.0711i)4-s + (0.992 − 0.123i)5-s + (−0.0580 − 0.404i)6-s + (−0.203 + 0.111i)7-s + (0.0751 − 0.345i)8-s + (0.303 − 0.138i)9-s + (0.0372 + 0.706i)10-s + (−0.00410 − 0.00355i)11-s + (0.287 − 0.0205i)12-s + (0.387 − 0.709i)13-s + (−0.0682 − 0.149i)14-s + (−0.544 + 0.191i)15-s + (0.239 + 0.0704i)16-s + (0.819 + 0.613i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.633 - 0.773i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.633 - 0.773i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(690\)    =    \(2 \cdot 3 \cdot 5 \cdot 23\)
Sign: $0.633 - 0.773i$
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: \((2,\ 690,\ (\ :1/2),\ 0.633 - 0.773i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.27675 + 0.604814i\)
\(L(\frac12)\) \(\approx\) \(1.27675 + 0.604814i\)
\(L(\frac{3}{2})\) 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 \( 1 + (-2.21 + 0.276i)T \)
23 \( 1 + (-4.71 + 0.868i)T \)
good7 \( 1 + (0.539 - 0.294i)T + (3.78 - 5.88i)T^{2} \)
11 \( 1 + (0.0136 + 0.0118i)T + (1.56 + 10.8i)T^{2} \)
13 \( 1 + (-1.39 + 2.55i)T + (-7.02 - 10.9i)T^{2} \)
17 \( 1 + (-3.37 - 2.52i)T + (4.78 + 16.3i)T^{2} \)
19 \( 1 + (-0.208 + 1.44i)T + (-18.2 - 5.35i)T^{2} \)
29 \( 1 + (1.75 - 0.251i)T + (27.8 - 8.17i)T^{2} \)
31 \( 1 + (2.35 - 1.51i)T + (12.8 - 28.1i)T^{2} \)
37 \( 1 + (-8.15 - 3.04i)T + (27.9 + 24.2i)T^{2} \)
41 \( 1 + (-4.04 + 8.86i)T + (-26.8 - 30.9i)T^{2} \)
43 \( 1 + (-2.15 - 9.90i)T + (-39.1 + 17.8i)T^{2} \)
47 \( 1 + (-1.44 - 1.44i)T + 47iT^{2} \)
53 \( 1 + (-0.558 - 1.02i)T + (-28.6 + 44.5i)T^{2} \)
59 \( 1 + (-0.309 - 1.05i)T + (-49.6 + 31.8i)T^{2} \)
61 \( 1 + (-4.01 - 6.25i)T + (-25.3 + 55.4i)T^{2} \)
67 \( 1 + (2.62 + 0.188i)T + (66.3 + 9.53i)T^{2} \)
71 \( 1 + (8.80 + 10.1i)T + (-10.1 + 70.2i)T^{2} \)
73 \( 1 + (-7.74 - 10.3i)T + (-20.5 + 70.0i)T^{2} \)
79 \( 1 + (-0.217 + 0.0637i)T + (66.4 - 42.7i)T^{2} \)
83 \( 1 + (1.63 - 4.39i)T + (-62.7 - 54.3i)T^{2} \)
89 \( 1 + (-1.41 - 0.911i)T + (36.9 + 80.9i)T^{2} \)
97 \( 1 + (4.50 + 12.0i)T + (-73.3 + 63.5i)T^{2} \)
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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

−10.47442313192501462151724569309, −9.657843300864155267816045821567, −8.956701256831449547563249971671, −7.917646810818475568994566093121, −6.89983147864011752668823994951, −5.94539372219133287310998052579, −5.52702412351594030403971071990, −4.42960776562152639659723381182, −2.97319760138588139441330974554, −1.14659355642417443352597784793, 1.12223015621958830929209588529, 2.37452636952722628881385113561, 3.65191151133089088126429881421, 4.93363552317074566338826542400, 5.76621955266244821101501376586, 6.68184959835210269635974317338, 7.69462614529360690359204676157, 9.040913371976329280803404599051, 9.595142214004316252142113863141, 10.38866614960551558580276289085

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