Properties

Label 2-975-5.4-c1-0-5
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  + 2i·2-s + i·3-s − 2·4-s − 2·6-s + 3i·7-s − 9-s − 11-s − 2i·12-s + i·13-s − 6·14-s − 4·16-s i·17-s − 2i·18-s + 2·19-s − 3·21-s − 2i·22-s + ⋯
L(s)  = 1  + 1.41i·2-s + 0.577i·3-s − 4-s − 0.816·6-s + 1.13i·7-s − 0.333·9-s − 0.301·11-s − 0.577i·12-s + 0.277i·13-s − 1.60·14-s − 16-s − 0.242i·17-s − 0.471i·18-s + 0.458·19-s − 0.654·21-s − 0.426i·22-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

\(L(1)\) \(\approx\) \(0.603287 - 0.976139i\)
\(L(\frac12)\) \(\approx\) \(0.603287 - 0.976139i\)
\(L(\frac{3}{2})\) 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 \( 1 - 2iT - 2T^{2} \)
7 \( 1 - 3iT - 7T^{2} \)
11 \( 1 + T + 11T^{2} \)
17 \( 1 + iT - 17T^{2} \)
19 \( 1 - 2T + 19T^{2} \)
23 \( 1 - 3iT - 23T^{2} \)
29 \( 1 - 2T + 29T^{2} \)
31 \( 1 + 6T + 31T^{2} \)
37 \( 1 - 11iT - 37T^{2} \)
41 \( 1 + 5T + 41T^{2} \)
43 \( 1 + 4iT - 43T^{2} \)
47 \( 1 + 10iT - 47T^{2} \)
53 \( 1 + 11iT - 53T^{2} \)
59 \( 1 + 8T + 59T^{2} \)
61 \( 1 - 13T + 61T^{2} \)
67 \( 1 - 12iT - 67T^{2} \)
71 \( 1 + 5T + 71T^{2} \)
73 \( 1 + 10iT - 73T^{2} \)
79 \( 1 - 3T + 79T^{2} \)
83 \( 1 - 12iT - 83T^{2} \)
89 \( 1 - 15T + 89T^{2} \)
97 \( 1 - 17iT - 97T^{2} \)
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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

−10.31735317396824768809502703642, −9.422242296943292539054103396031, −8.735931152600397430769209815601, −8.113749870469077080885296620989, −7.11358636170508588123127764353, −6.29844590597326332851426982424, −5.32396479233902370931894440031, −5.02313578734529331417150860930, −3.55769438444294647887380150436, −2.25390446665196758907232158288, 0.52374012234064004903235829385, 1.64623953612891172505083644100, 2.81640120225307199592208901711, 3.74830190083547619016975775396, 4.67094723650139846474220326037, 5.98898085612776500076704849768, 7.09344020224328043004654971087, 7.70514096117492222865427021471, 8.850491829005862190419234371682, 9.706071431802248887959096682323

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