Properties

Label 2-975-1.1-c1-0-36
Degree $2$
Conductor $975$
Sign $-1$
Analytic cond. $7.78541$
Root an. cond. $2.79023$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 3-s − 4-s + 6-s − 3·7-s − 3·8-s + 9-s − 11-s − 12-s + 13-s − 3·14-s − 16-s − 5·17-s + 18-s − 8·19-s − 3·21-s − 22-s − 3·24-s + 26-s + 27-s + 3·28-s + 29-s + 3·31-s + 5·32-s − 33-s − 5·34-s − 36-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.577·3-s − 1/2·4-s + 0.408·6-s − 1.13·7-s − 1.06·8-s + 1/3·9-s − 0.301·11-s − 0.288·12-s + 0.277·13-s − 0.801·14-s − 1/4·16-s − 1.21·17-s + 0.235·18-s − 1.83·19-s − 0.654·21-s − 0.213·22-s − 0.612·24-s + 0.196·26-s + 0.192·27-s + 0.566·28-s + 0.185·29-s + 0.538·31-s + 0.883·32-s − 0.174·33-s − 0.857·34-s − 1/6·36-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(975\)    =    \(3 \cdot 5^{2} \cdot 13\)
Sign: $-1$
Analytic conductor: \(7.78541\)
Root analytic conductor: \(2.79023\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 975,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - T \)
5 \( 1 \)
13 \( 1 - T \)
good2 \( 1 - T + p T^{2} \)
7 \( 1 + 3 T + p T^{2} \)
11 \( 1 + T + p T^{2} \)
17 \( 1 + 5 T + p T^{2} \)
19 \( 1 + 8 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - T + p T^{2} \)
31 \( 1 - 3 T + p T^{2} \)
37 \( 1 + 8 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 - 8 T + p T^{2} \)
47 \( 1 + 11 T + p T^{2} \)
53 \( 1 + 11 T + p T^{2} \)
59 \( 1 - 5 T + p T^{2} \)
61 \( 1 - T + p T^{2} \)
67 \( 1 - 3 T + p T^{2} \)
71 \( 1 - 16 T + p T^{2} \)
73 \( 1 + 4 T + p T^{2} \)
79 \( 1 - 12 T + p T^{2} \)
83 \( 1 + 3 T + p T^{2} \)
89 \( 1 + p T^{2} \)
97 \( 1 + 2 T + p T^{2} \)
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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

−9.486501770041011871405261786646, −8.782211705481132856616595687911, −8.155742963526271445866193321322, −6.66347145599998265817904262316, −6.30841861416020206560317566803, −5.00207112486752800575218163446, −4.13449620600701812929984654486, −3.33612069944952559164671650565, −2.30526455032619611611112680077, 0, 2.30526455032619611611112680077, 3.33612069944952559164671650565, 4.13449620600701812929984654486, 5.00207112486752800575218163446, 6.30841861416020206560317566803, 6.66347145599998265817904262316, 8.155742963526271445866193321322, 8.782211705481132856616595687911, 9.486501770041011871405261786646

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