Properties

Label 2-320-20.19-c8-0-15
Degree $2$
Conductor $320$
Sign $0.324 - 0.945i$
Analytic cond. $130.361$
Root an. cond. $11.4175$
Motivic weight $8$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 22.3·3-s + (202. − 591. i)5-s + 1.59e3·7-s − 6.06e3·9-s − 9.15e3i·11-s − 5.55e3i·13-s + (−4.53e3 + 1.32e4i)15-s − 1.04e4i·17-s + 1.21e5i·19-s − 3.57e4·21-s − 2.39e5·23-s + (−3.08e5 − 2.39e5i)25-s + 2.82e5·27-s − 3.01e5·29-s + 7.88e5i·31-s + ⋯
L(s)  = 1  − 0.276·3-s + (0.324 − 0.945i)5-s + 0.665·7-s − 0.923·9-s − 0.625i·11-s − 0.194i·13-s + (−0.0896 + 0.261i)15-s − 0.125i·17-s + 0.929i·19-s − 0.183·21-s − 0.855·23-s + (−0.789 − 0.613i)25-s + 0.531·27-s − 0.426·29-s + 0.853i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 320 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.324 - 0.945i)\, \overline{\Lambda}(9-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 320 ^{s/2} \, \Gamma_{\C}(s+4) \, L(s)\cr =\mathstrut & (0.324 - 0.945i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(320\)    =    \(2^{6} \cdot 5\)
Sign: $0.324 - 0.945i$
Analytic conductor: \(130.361\)
Root analytic conductor: \(11.4175\)
Motivic weight: \(8\)
Rational: no
Arithmetic: yes
Character: $\chi_{320} (319, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 320,\ (\ :4),\ 0.324 - 0.945i)\)

Particular Values

\(L(\frac{9}{2})\) \(\approx\) \(0.9749607122\)
\(L(\frac12)\) \(\approx\) \(0.9749607122\)
\(L(5)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + (-202. + 591. i)T \)
good3 \( 1 + 22.3T + 6.56e3T^{2} \)
7 \( 1 - 1.59e3T + 5.76e6T^{2} \)
11 \( 1 + 9.15e3iT - 2.14e8T^{2} \)
13 \( 1 + 5.55e3iT - 8.15e8T^{2} \)
17 \( 1 + 1.04e4iT - 6.97e9T^{2} \)
19 \( 1 - 1.21e5iT - 1.69e10T^{2} \)
23 \( 1 + 2.39e5T + 7.83e10T^{2} \)
29 \( 1 + 3.01e5T + 5.00e11T^{2} \)
31 \( 1 - 7.88e5iT - 8.52e11T^{2} \)
37 \( 1 - 1.93e6iT - 3.51e12T^{2} \)
41 \( 1 + 1.28e6T + 7.98e12T^{2} \)
43 \( 1 - 6.03e6T + 1.16e13T^{2} \)
47 \( 1 + 8.00e6T + 2.38e13T^{2} \)
53 \( 1 - 6.59e6iT - 6.22e13T^{2} \)
59 \( 1 + 1.67e7iT - 1.46e14T^{2} \)
61 \( 1 - 5.53e6T + 1.91e14T^{2} \)
67 \( 1 - 1.45e7T + 4.06e14T^{2} \)
71 \( 1 - 1.26e7iT - 6.45e14T^{2} \)
73 \( 1 + 2.28e7iT - 8.06e14T^{2} \)
79 \( 1 + 3.51e7iT - 1.51e15T^{2} \)
83 \( 1 + 3.74e7T + 2.25e15T^{2} \)
89 \( 1 - 2.75e7T + 3.93e15T^{2} \)
97 \( 1 - 9.97e7iT - 7.83e15T^{2} \)
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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

−10.48327178471347724525947716614, −9.419760286598986476800007188713, −8.422413155438537695846787615801, −7.949412058843154856794040399344, −6.28543393756762864766570832965, −5.53065436282028530795069782928, −4.71005629358275384512046781292, −3.38519800757701268697012518650, −1.95827921557480579315816410844, −0.910503346637445731914244366492, 0.22863757721920398468773217235, 1.86207552314142110018313999035, 2.71355092701361185972998883317, 4.05130530631474803480281403419, 5.27538853364816544524328561395, 6.16535459434370898227334637605, 7.14833847026536501976421293575, 8.079314416509256309815934094207, 9.221928381707511627331012859512, 10.14947170642241718820777998305

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