Properties

Label 2-690-115.7-c1-0-9
Degree $2$
Conductor $690$
Sign $0.550 - 0.834i$
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  + (0.997 − 0.0713i)2-s + (−0.212 + 0.977i)3-s + (0.989 − 0.142i)4-s + (1.68 + 1.47i)5-s + (−0.142 + 0.989i)6-s + (−0.663 + 1.21i)7-s + (0.977 − 0.212i)8-s + (−0.909 − 0.415i)9-s + (1.78 + 1.34i)10-s + (3.43 − 2.97i)11-s + (−0.0713 + 0.997i)12-s + (−0.104 + 0.0572i)13-s + (−0.574 + 1.25i)14-s + (−1.79 + 1.33i)15-s + (0.959 − 0.281i)16-s + (1.93 + 2.58i)17-s + ⋯
L(s)  = 1  + (0.705 − 0.0504i)2-s + (−0.122 + 0.564i)3-s + (0.494 − 0.0711i)4-s + (0.752 + 0.658i)5-s + (−0.0580 + 0.404i)6-s + (−0.250 + 0.459i)7-s + (0.345 − 0.0751i)8-s + (−0.303 − 0.138i)9-s + (0.563 + 0.426i)10-s + (1.03 − 0.897i)11-s + (−0.0205 + 0.287i)12-s + (−0.0290 + 0.0158i)13-s + (−0.153 + 0.336i)14-s + (−0.464 + 0.343i)15-s + (0.239 − 0.0704i)16-s + (0.469 + 0.626i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.550 - 0.834i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.550 - 0.834i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(690\)    =    \(2 \cdot 3 \cdot 5 \cdot 23\)
Sign: $0.550 - 0.834i$
Analytic conductor: \(5.50967\)
Root analytic conductor: \(2.34727\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{690} (7, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 690,\ (\ :1/2),\ 0.550 - 0.834i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.21679 + 1.19393i\)
\(L(\frac12)\) \(\approx\) \(2.21679 + 1.19393i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.997 + 0.0713i)T \)
3 \( 1 + (0.212 - 0.977i)T \)
5 \( 1 + (-1.68 - 1.47i)T \)
23 \( 1 + (1.83 - 4.43i)T \)
good7 \( 1 + (0.663 - 1.21i)T + (-3.78 - 5.88i)T^{2} \)
11 \( 1 + (-3.43 + 2.97i)T + (1.56 - 10.8i)T^{2} \)
13 \( 1 + (0.104 - 0.0572i)T + (7.02 - 10.9i)T^{2} \)
17 \( 1 + (-1.93 - 2.58i)T + (-4.78 + 16.3i)T^{2} \)
19 \( 1 + (-0.165 - 1.15i)T + (-18.2 + 5.35i)T^{2} \)
29 \( 1 + (2.45 + 0.352i)T + (27.8 + 8.17i)T^{2} \)
31 \( 1 + (5.49 + 3.52i)T + (12.8 + 28.1i)T^{2} \)
37 \( 1 + (-0.269 - 0.721i)T + (-27.9 + 24.2i)T^{2} \)
41 \( 1 + (1.09 + 2.40i)T + (-26.8 + 30.9i)T^{2} \)
43 \( 1 + (-4.74 - 1.03i)T + (39.1 + 17.8i)T^{2} \)
47 \( 1 + (3.35 + 3.35i)T + 47iT^{2} \)
53 \( 1 + (4.35 + 2.37i)T + (28.6 + 44.5i)T^{2} \)
59 \( 1 + (-0.267 + 0.912i)T + (-49.6 - 31.8i)T^{2} \)
61 \( 1 + (-6.89 + 10.7i)T + (-25.3 - 55.4i)T^{2} \)
67 \( 1 + (1.03 + 14.4i)T + (-66.3 + 9.53i)T^{2} \)
71 \( 1 + (-5.17 + 5.96i)T + (-10.1 - 70.2i)T^{2} \)
73 \( 1 + (-8.91 - 6.67i)T + (20.5 + 70.0i)T^{2} \)
79 \( 1 + (11.2 + 3.31i)T + (66.4 + 42.7i)T^{2} \)
83 \( 1 + (-1.37 + 0.511i)T + (62.7 - 54.3i)T^{2} \)
89 \( 1 + (7.15 - 4.59i)T + (36.9 - 80.9i)T^{2} \)
97 \( 1 + (-13.1 - 4.90i)T + (73.3 + 63.5i)T^{2} \)
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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

−10.79400346961184327832936884640, −9.722239026616836228716413649819, −9.212892800757262826999845420671, −7.952958890678554256243595879166, −6.69232108173561172691029721453, −5.94144618412023754092998827991, −5.41069369020229150301246364373, −3.87902631897853939037467926462, −3.24539804989017851944473435511, −1.84667245430709476766578690181, 1.24086306260762318249311403524, 2.43060515644929048547123506304, 3.93239484446795256979501143532, 4.89597590096821378712279740006, 5.83200775342705197250383965350, 6.74928897204397435535324239630, 7.36853024027919708497856408312, 8.631505385902582044822736663687, 9.523938981575480435360783921849, 10.31048474703671025643108718239

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