Properties

Label 2-320-1.1-c7-0-11
Degree $2$
Conductor $320$
Sign $1$
Analytic cond. $99.9632$
Root an. cond. $9.99816$
Motivic weight $7$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 28·3-s − 125·5-s + 104·7-s − 1.40e3·9-s + 5.14e3·11-s + 8.60e3·13-s + 3.50e3·15-s + 2.02e4·17-s − 4.55e4·19-s − 2.91e3·21-s − 7.20e4·23-s + 1.56e4·25-s + 1.00e5·27-s − 2.31e5·29-s − 8.01e4·31-s − 1.44e5·33-s − 1.30e4·35-s − 1.04e5·37-s − 2.40e5·39-s + 5.84e5·41-s + 7.95e5·43-s + 1.75e5·45-s + 4.25e5·47-s − 8.12e5·49-s − 5.67e5·51-s − 1.50e6·53-s − 6.43e5·55-s + ⋯
L(s)  = 1  − 0.598·3-s − 0.447·5-s + 0.114·7-s − 0.641·9-s + 1.16·11-s + 1.08·13-s + 0.267·15-s + 1.00·17-s − 1.52·19-s − 0.0686·21-s − 1.23·23-s + 1/5·25-s + 0.982·27-s − 1.76·29-s − 0.483·31-s − 0.698·33-s − 0.0512·35-s − 0.339·37-s − 0.650·39-s + 1.32·41-s + 1.52·43-s + 0.286·45-s + 0.598·47-s − 0.986·49-s − 0.599·51-s − 1.38·53-s − 0.521·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 320 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 320 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(320\)    =    \(2^{6} \cdot 5\)
Sign: $1$
Analytic conductor: \(99.9632\)
Root analytic conductor: \(9.99816\)
Motivic weight: \(7\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 320,\ (\ :7/2),\ 1)\)

Particular Values

\(L(4)\) \(\approx\) \(1.305989926\)
\(L(\frac12)\) \(\approx\) \(1.305989926\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + p^{3} T \)
good3 \( 1 + 28 T + p^{7} T^{2} \)
7 \( 1 - 104 T + p^{7} T^{2} \)
11 \( 1 - 468 p T + p^{7} T^{2} \)
13 \( 1 - 8602 T + p^{7} T^{2} \)
17 \( 1 - 20274 T + p^{7} T^{2} \)
19 \( 1 + 45500 T + p^{7} T^{2} \)
23 \( 1 + 72072 T + p^{7} T^{2} \)
29 \( 1 + 231510 T + p^{7} T^{2} \)
31 \( 1 + 80128 T + p^{7} T^{2} \)
37 \( 1 + 104654 T + p^{7} T^{2} \)
41 \( 1 - 584922 T + p^{7} T^{2} \)
43 \( 1 - 795532 T + p^{7} T^{2} \)
47 \( 1 - 425664 T + p^{7} T^{2} \)
53 \( 1 + 1500798 T + p^{7} T^{2} \)
59 \( 1 + 246420 T + p^{7} T^{2} \)
61 \( 1 + 893942 T + p^{7} T^{2} \)
67 \( 1 - 2336836 T + p^{7} T^{2} \)
71 \( 1 + 203688 T + p^{7} T^{2} \)
73 \( 1 + 3805702 T + p^{7} T^{2} \)
79 \( 1 - 5053040 T + p^{7} T^{2} \)
83 \( 1 - 45492 T + p^{7} T^{2} \)
89 \( 1 - 980010 T + p^{7} T^{2} \)
97 \( 1 + 5247646 T + p^{7} T^{2} \)
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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

−10.78292826929728258784937754998, −9.402065428747945968913369925577, −8.555215945114071572914060581979, −7.60259046591724441187781718629, −6.26807426974674715419724349178, −5.79218102667946147482632775122, −4.29452867393941637575385775198, −3.49303131512706734708429746933, −1.82443044167310314420885783277, −0.57259036041916451671243368197, 0.57259036041916451671243368197, 1.82443044167310314420885783277, 3.49303131512706734708429746933, 4.29452867393941637575385775198, 5.79218102667946147482632775122, 6.26807426974674715419724349178, 7.60259046591724441187781718629, 8.555215945114071572914060581979, 9.402065428747945968913369925577, 10.78292826929728258784937754998

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