Properties

Label 2-1680-1.1-c3-0-35
Degree $2$
Conductor $1680$
Sign $1$
Analytic cond. $99.1232$
Root an. cond. $9.95606$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 3·3-s + 5·5-s + 7·7-s + 9·9-s + 44·11-s + 22·13-s − 15·15-s + 66·17-s + 132·19-s − 21·21-s + 168·23-s + 25·25-s − 27·27-s + 54·29-s − 144·31-s − 132·33-s + 35·35-s − 354·37-s − 66·39-s − 22·41-s + 156·43-s + 45·45-s + 240·47-s + 49·49-s − 198·51-s − 354·53-s + 220·55-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.447·5-s + 0.377·7-s + 1/3·9-s + 1.20·11-s + 0.469·13-s − 0.258·15-s + 0.941·17-s + 1.59·19-s − 0.218·21-s + 1.52·23-s + 1/5·25-s − 0.192·27-s + 0.345·29-s − 0.834·31-s − 0.696·33-s + 0.169·35-s − 1.57·37-s − 0.270·39-s − 0.0838·41-s + 0.553·43-s + 0.149·45-s + 0.744·47-s + 1/7·49-s − 0.543·51-s − 0.917·53-s + 0.539·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1680 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1680 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1680\)    =    \(2^{4} \cdot 3 \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(99.1232\)
Root analytic conductor: \(9.95606\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1680,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(2.774455331\)
\(L(\frac12)\) \(\approx\) \(2.774455331\)
\(L(\frac{5}{2})\) 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 \( 1 + p T \)
5 \( 1 - p T \)
7 \( 1 - p T \)
good11 \( 1 - 4 p T + p^{3} T^{2} \)
13 \( 1 - 22 T + p^{3} T^{2} \)
17 \( 1 - 66 T + p^{3} T^{2} \)
19 \( 1 - 132 T + p^{3} T^{2} \)
23 \( 1 - 168 T + p^{3} T^{2} \)
29 \( 1 - 54 T + p^{3} T^{2} \)
31 \( 1 + 144 T + p^{3} T^{2} \)
37 \( 1 + 354 T + p^{3} T^{2} \)
41 \( 1 + 22 T + p^{3} T^{2} \)
43 \( 1 - 156 T + p^{3} T^{2} \)
47 \( 1 - 240 T + p^{3} T^{2} \)
53 \( 1 + 354 T + p^{3} T^{2} \)
59 \( 1 - 76 T + p^{3} T^{2} \)
61 \( 1 + 154 T + p^{3} T^{2} \)
67 \( 1 - 628 T + p^{3} T^{2} \)
71 \( 1 + 8 T + p^{3} T^{2} \)
73 \( 1 - 1018 T + p^{3} T^{2} \)
79 \( 1 + 96 T + p^{3} T^{2} \)
83 \( 1 + 348 T + p^{3} T^{2} \)
89 \( 1 - 218 T + p^{3} T^{2} \)
97 \( 1 + 1598 T + p^{3} T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−9.224933170266277920763151822230, −8.209782858475346159822091807084, −7.19059251922942537910693660997, −6.65608105088371335036045915190, −5.55350006728832410311651845114, −5.17097211149423665592866785225, −3.94663510513296687634476716750, −3.08207624238810424877620767743, −1.53725449547197032203000705969, −0.936941124256024696352504300174, 0.936941124256024696352504300174, 1.53725449547197032203000705969, 3.08207624238810424877620767743, 3.94663510513296687634476716750, 5.17097211149423665592866785225, 5.55350006728832410311651845114, 6.65608105088371335036045915190, 7.19059251922942537910693660997, 8.209782858475346159822091807084, 9.224933170266277920763151822230

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