Properties

Label 2-1664-8.5-c1-0-25
Degree $2$
Conductor $1664$
Sign $0.707 - 0.707i$
Analytic cond. $13.2871$
Root an. cond. $3.64514$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + 2i·5-s + 4.24·7-s + 3·9-s + 4.24i·11-s i·13-s + 4·17-s − 4.24i·19-s + 25-s − 2i·29-s − 4.24·31-s + 8.48i·35-s + 6i·37-s − 2·41-s − 8.48i·43-s + 6i·45-s + ⋯
L(s)  = 1  + 0.894i·5-s + 1.60·7-s + 9-s + 1.27i·11-s − 0.277i·13-s + 0.970·17-s − 0.973i·19-s + 0.200·25-s − 0.371i·29-s − 0.762·31-s + 1.43i·35-s + 0.986i·37-s − 0.312·41-s − 1.29i·43-s + 0.894i·45-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1664 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.707 - 0.707i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1664 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.707 - 0.707i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1664\)    =    \(2^{7} \cdot 13\)
Sign: $0.707 - 0.707i$
Analytic conductor: \(13.2871\)
Root analytic conductor: \(3.64514\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1664} (833, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1664,\ (\ :1/2),\ 0.707 - 0.707i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.329210415\)
\(L(\frac12)\) \(\approx\) \(2.329210415\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
13 \( 1 + iT \)
good3 \( 1 - 3T^{2} \)
5 \( 1 - 2iT - 5T^{2} \)
7 \( 1 - 4.24T + 7T^{2} \)
11 \( 1 - 4.24iT - 11T^{2} \)
17 \( 1 - 4T + 17T^{2} \)
19 \( 1 + 4.24iT - 19T^{2} \)
23 \( 1 + 23T^{2} \)
29 \( 1 + 2iT - 29T^{2} \)
31 \( 1 + 4.24T + 31T^{2} \)
37 \( 1 - 6iT - 37T^{2} \)
41 \( 1 + 2T + 41T^{2} \)
43 \( 1 + 8.48iT - 43T^{2} \)
47 \( 1 + 12.7T + 47T^{2} \)
53 \( 1 - 8iT - 53T^{2} \)
59 \( 1 + 4.24iT - 59T^{2} \)
61 \( 1 - 61T^{2} \)
67 \( 1 + 4.24iT - 67T^{2} \)
71 \( 1 - 4.24T + 71T^{2} \)
73 \( 1 + 6T + 73T^{2} \)
79 \( 1 - 8.48T + 79T^{2} \)
83 \( 1 + 12.7iT - 83T^{2} \)
89 \( 1 + 10T + 89T^{2} \)
97 \( 1 - 18T + 97T^{2} \)
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

−9.644592681313440543883955534471, −8.572372092713778530834141361318, −7.57447996853827958546500101358, −7.33558403085875822351346917832, −6.42055689499353052851356877084, −5.05642525178979433601922799255, −4.69337878070209477303930715328, −3.54259911015932402957629655639, −2.27726227573889686649907543777, −1.40429199639798297162781704918, 1.09800191967246781836076274332, 1.74611724752208114260128855334, 3.44043280158304858377402309423, 4.36816585228011739741795730131, 5.13901722377133402532740563086, 5.76823907808462301793442007759, 6.99169062147675151487866861707, 8.036935800287916940628743802293, 8.227372549381921243618457196952, 9.166735586869037531998075476945

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