Properties

Label 2-720-5.2-c2-0-24
Degree $2$
Conductor $720$
Sign $-0.850 + 0.525i$
Analytic cond. $19.6185$
Root an. cond. $4.42928$
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  + 5i·5-s + (−2 − 2i)7-s − 8·11-s + (3 − 3i)13-s + (−7 − 7i)17-s + 20i·19-s + (−2 + 2i)23-s − 25·25-s − 40i·29-s − 52·31-s + (10 − 10i)35-s + (−3 − 3i)37-s + 8·41-s + (42 − 42i)43-s + (−18 − 18i)47-s + ⋯
L(s)  = 1  + i·5-s + (−0.285 − 0.285i)7-s − 0.727·11-s + (0.230 − 0.230i)13-s + (−0.411 − 0.411i)17-s + 1.05i·19-s + (−0.0869 + 0.0869i)23-s − 25-s − 1.37i·29-s − 1.67·31-s + (0.285 − 0.285i)35-s + (−0.0810 − 0.0810i)37-s + 0.195·41-s + (0.976 − 0.976i)43-s + (−0.382 − 0.382i)47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 720 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.850 + 0.525i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 720 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.850 + 0.525i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(720\)    =    \(2^{4} \cdot 3^{2} \cdot 5\)
Sign: $-0.850 + 0.525i$
Analytic conductor: \(19.6185\)
Root analytic conductor: \(4.42928\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{720} (577, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 720,\ (\ :1),\ -0.850 + 0.525i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.1139154368\)
\(L(\frac12)\) \(\approx\) \(0.1139154368\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 - 5iT \)
good7 \( 1 + (2 + 2i)T + 49iT^{2} \)
11 \( 1 + 8T + 121T^{2} \)
13 \( 1 + (-3 + 3i)T - 169iT^{2} \)
17 \( 1 + (7 + 7i)T + 289iT^{2} \)
19 \( 1 - 20iT - 361T^{2} \)
23 \( 1 + (2 - 2i)T - 529iT^{2} \)
29 \( 1 + 40iT - 841T^{2} \)
31 \( 1 + 52T + 961T^{2} \)
37 \( 1 + (3 + 3i)T + 1.36e3iT^{2} \)
41 \( 1 - 8T + 1.68e3T^{2} \)
43 \( 1 + (-42 + 42i)T - 1.84e3iT^{2} \)
47 \( 1 + (18 + 18i)T + 2.20e3iT^{2} \)
53 \( 1 + (53 - 53i)T - 2.80e3iT^{2} \)
59 \( 1 + 20iT - 3.48e3T^{2} \)
61 \( 1 + 48T + 3.72e3T^{2} \)
67 \( 1 + (62 + 62i)T + 4.48e3iT^{2} \)
71 \( 1 + 28T + 5.04e3T^{2} \)
73 \( 1 + (47 - 47i)T - 5.32e3iT^{2} \)
79 \( 1 - 6.24e3T^{2} \)
83 \( 1 + (-18 + 18i)T - 6.88e3iT^{2} \)
89 \( 1 + 80iT - 7.92e3T^{2} \)
97 \( 1 + (63 + 63i)T + 9.40e3iT^{2} \)
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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

−10.04587011064118405111832061442, −9.104992412260222925052665047700, −7.87440398540535583352577318744, −7.34518338515597913000953135167, −6.28762860431732638331318711526, −5.52568223130309112187035362729, −4.10963782785023855474001651569, −3.18405395875085063176751751232, −2.05467038507331324426782517180, −0.03800039163419891269533218896, 1.56505578793726755450831767741, 2.93270162111964406082395065266, 4.26501136940070245675014862329, 5.13885129083547529186100376375, 5.99794477239743205867499296868, 7.12576294826416921730352317234, 8.087383178800547198049523989369, 8.986122776586366939708598110459, 9.419272979089995967602279730140, 10.66536886304402337565507196080

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