Properties

Label 2-975-5.4-c1-0-10
Degree $2$
Conductor $975$
Sign $0.447 - 0.894i$
Analytic cond. $7.78541$
Root an. cond. $2.79023$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.414i·2-s i·3-s + 1.82·4-s + 0.414·6-s + 2.82i·7-s + 1.58i·8-s − 9-s − 2·11-s − 1.82i·12-s + i·13-s − 1.17·14-s + 3·16-s + 7.65i·17-s − 0.414i·18-s + 2.82·19-s + ⋯
L(s)  = 1  + 0.292i·2-s − 0.577i·3-s + 0.914·4-s + 0.169·6-s + 1.06i·7-s + 0.560i·8-s − 0.333·9-s − 0.603·11-s − 0.527i·12-s + 0.277i·13-s − 0.313·14-s + 0.750·16-s + 1.85i·17-s − 0.0976i·18-s + 0.648·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 975 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.447 - 0.894i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 975 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.447 - 0.894i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(975\)    =    \(3 \cdot 5^{2} \cdot 13\)
Sign: $0.447 - 0.894i$
Analytic conductor: \(7.78541\)
Root analytic conductor: \(2.79023\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{975} (274, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 975,\ (\ :1/2),\ 0.447 - 0.894i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.55742 + 0.962544i\)
\(L(\frac12)\) \(\approx\) \(1.55742 + 0.962544i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + iT \)
5 \( 1 \)
13 \( 1 - iT \)
good2 \( 1 - 0.414iT - 2T^{2} \)
7 \( 1 - 2.82iT - 7T^{2} \)
11 \( 1 + 2T + 11T^{2} \)
17 \( 1 - 7.65iT - 17T^{2} \)
19 \( 1 - 2.82T + 19T^{2} \)
23 \( 1 - 4iT - 23T^{2} \)
29 \( 1 + 2T + 29T^{2} \)
31 \( 1 + 1.17T + 31T^{2} \)
37 \( 1 + 7.65iT - 37T^{2} \)
41 \( 1 - 5.17T + 41T^{2} \)
43 \( 1 - 1.65iT - 43T^{2} \)
47 \( 1 + 11.6iT - 47T^{2} \)
53 \( 1 - 2iT - 53T^{2} \)
59 \( 1 + 7.65T + 59T^{2} \)
61 \( 1 - 13.3T + 61T^{2} \)
67 \( 1 - 6.82iT - 67T^{2} \)
71 \( 1 - 2T + 71T^{2} \)
73 \( 1 + 0.343iT - 73T^{2} \)
79 \( 1 - 11.3T + 79T^{2} \)
83 \( 1 + 3.65iT - 83T^{2} \)
89 \( 1 + 14.8T + 89T^{2} \)
97 \( 1 - 3.65iT - 97T^{2} \)
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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

−10.26682626831866304808148416165, −9.137620626934817216372194234813, −8.286628617779579779129729530131, −7.63134241965282597773165969978, −6.77064957575023757283151500966, −5.79333312753433223489266846666, −5.47253410739886357276672258338, −3.69591931518558975956657042016, −2.49655701525501391356363088685, −1.70230917544530293627244927122, 0.839522067862243753089189013516, 2.56134256279391386554744594220, 3.33549921202542501754483141298, 4.50108332377588950532099191872, 5.40731166354287391844085444498, 6.57806081979420055479487990172, 7.36256996510191464630543754572, 7.993056984177906952990905357027, 9.371065066976494954544880111367, 9.980241476775738039752219111799

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