Properties

Label 2-684-4.3-c2-0-46
Degree $2$
Conductor $684$
Sign $-0.0607 - 0.998i$
Analytic cond. $18.6376$
Root an. cond. $4.31713$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (0.0607 + 1.99i)2-s + (−3.99 + 0.242i)4-s + 5.82·5-s + 5.45i·7-s + (−0.728 − 7.96i)8-s + (0.353 + 11.6i)10-s − 1.60i·11-s + 23.5·13-s + (−10.8 + 0.331i)14-s + (15.8 − 1.94i)16-s + 5.92·17-s − 4.35i·19-s + (−23.2 + 1.41i)20-s + (3.21 − 0.0977i)22-s − 26.6i·23-s + ⋯
L(s)  = 1  + (0.0303 + 0.999i)2-s + (−0.998 + 0.0607i)4-s + 1.16·5-s + 0.778i·7-s + (−0.0910 − 0.995i)8-s + (0.0353 + 1.16i)10-s − 0.146i·11-s + 1.80·13-s + (−0.778 + 0.0236i)14-s + (0.992 − 0.121i)16-s + 0.348·17-s − 0.229i·19-s + (−1.16 + 0.0707i)20-s + (0.146 − 0.00444i)22-s − 1.15i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.0607 - 0.998i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.0607 - 0.998i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(684\)    =    \(2^{2} \cdot 3^{2} \cdot 19\)
Sign: $-0.0607 - 0.998i$
Analytic conductor: \(18.6376\)
Root analytic conductor: \(4.31713\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{684} (343, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 684,\ (\ :1),\ -0.0607 - 0.998i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(2.240798653\)
\(L(\frac12)\) \(\approx\) \(2.240798653\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.0607 - 1.99i)T \)
3 \( 1 \)
19 \( 1 + 4.35iT \)
good5 \( 1 - 5.82T + 25T^{2} \)
7 \( 1 - 5.45iT - 49T^{2} \)
11 \( 1 + 1.60iT - 121T^{2} \)
13 \( 1 - 23.5T + 169T^{2} \)
17 \( 1 - 5.92T + 289T^{2} \)
23 \( 1 + 26.6iT - 529T^{2} \)
29 \( 1 - 1.49T + 841T^{2} \)
31 \( 1 - 31.3iT - 961T^{2} \)
37 \( 1 - 26.8T + 1.36e3T^{2} \)
41 \( 1 - 44.0T + 1.68e3T^{2} \)
43 \( 1 - 27.8iT - 1.84e3T^{2} \)
47 \( 1 - 32.5iT - 2.20e3T^{2} \)
53 \( 1 + 76.7T + 2.80e3T^{2} \)
59 \( 1 - 33.8iT - 3.48e3T^{2} \)
61 \( 1 - 53.0T + 3.72e3T^{2} \)
67 \( 1 - 76.1iT - 4.48e3T^{2} \)
71 \( 1 + 59.9iT - 5.04e3T^{2} \)
73 \( 1 + 49.8T + 5.32e3T^{2} \)
79 \( 1 + 23.3iT - 6.24e3T^{2} \)
83 \( 1 - 137. iT - 6.88e3T^{2} \)
89 \( 1 + 116.T + 7.92e3T^{2} \)
97 \( 1 + 65.7T + 9.40e3T^{2} \)
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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

−10.28410921884212142181342485920, −9.346362632947545059894153345250, −8.763549017774886762851914853208, −8.025901458854075315181495187410, −6.64686956832354574008365203255, −6.04268017798177852042612932198, −5.46446475897937478957410845766, −4.24959241281297372535626666189, −2.86905371698358830308076208245, −1.24016586777330062866961572871, 1.00987948362913085741370143414, 1.95433069607071373033709114464, 3.37211313278926520750592978049, 4.21006838867579816199233019868, 5.54641576611563379182663785662, 6.16472540902529320855069790716, 7.59941413262134987284164242337, 8.596955422888902838409669164765, 9.523437027569596076340446054304, 10.03852995932606820651870799239

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