Properties

Label 2-975-1.1-c1-0-8
Degree $2$
Conductor $975$
Sign $1$
Analytic cond. $7.78541$
Root an. cond. $2.79023$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.289·2-s + 3-s − 1.91·4-s + 0.289·6-s − 4.91·7-s − 1.13·8-s + 9-s + 4.91·11-s − 1.91·12-s − 13-s − 1.42·14-s + 3.50·16-s + 4.33·17-s + 0.289·18-s + 2.57·19-s − 4.91·21-s + 1.42·22-s + 6.33·23-s − 1.13·24-s − 0.289·26-s + 27-s + 9.42·28-s + 6·29-s + 1.42·31-s + 3.27·32-s + 4.91·33-s + 1.25·34-s + ⋯
L(s)  = 1  + 0.204·2-s + 0.577·3-s − 0.958·4-s + 0.118·6-s − 1.85·7-s − 0.400·8-s + 0.333·9-s + 1.48·11-s − 0.553·12-s − 0.277·13-s − 0.379·14-s + 0.876·16-s + 1.05·17-s + 0.0681·18-s + 0.591·19-s − 1.07·21-s + 0.303·22-s + 1.32·23-s − 0.231·24-s − 0.0567·26-s + 0.192·27-s + 1.78·28-s + 1.11·29-s + 0.255·31-s + 0.579·32-s + 0.855·33-s + 0.215·34-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 975,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.520610094\)
\(L(\frac12)\) \(\approx\) \(1.520610094\)
\(L(\frac{3}{2})\) 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 \( 1 - 0.289T + 2T^{2} \)
7 \( 1 + 4.91T + 7T^{2} \)
11 \( 1 - 4.91T + 11T^{2} \)
17 \( 1 - 4.33T + 17T^{2} \)
19 \( 1 - 2.57T + 19T^{2} \)
23 \( 1 - 6.33T + 23T^{2} \)
29 \( 1 - 6T + 29T^{2} \)
31 \( 1 - 1.42T + 31T^{2} \)
37 \( 1 + 9.49T + 37T^{2} \)
41 \( 1 - 4.33T + 41T^{2} \)
43 \( 1 - 1.15T + 43T^{2} \)
47 \( 1 - 5.42T + 47T^{2} \)
53 \( 1 - 0.338T + 53T^{2} \)
59 \( 1 + 11.2T + 59T^{2} \)
61 \( 1 + 10.1T + 61T^{2} \)
67 \( 1 - 7.25T + 67T^{2} \)
71 \( 1 - 0.916T + 71T^{2} \)
73 \( 1 - 3.15T + 73T^{2} \)
79 \( 1 + 3.49T + 79T^{2} \)
83 \( 1 + 11.2T + 83T^{2} \)
89 \( 1 + 0.338T + 89T^{2} \)
97 \( 1 - 12.3T + 97T^{2} \)
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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

−9.713398423069702661562726275913, −9.248032153632190792518895772745, −8.686834208183750458505261644683, −7.40341131345381536583039688956, −6.60869261024382651076247522709, −5.73621443665805365788928110018, −4.53489090238216368852424613228, −3.49062932289989177217503348973, −3.08005417038692581858456229087, −0.953026695536530234843631952437, 0.953026695536530234843631952437, 3.08005417038692581858456229087, 3.49062932289989177217503348973, 4.53489090238216368852424613228, 5.73621443665805365788928110018, 6.60869261024382651076247522709, 7.40341131345381536583039688956, 8.686834208183750458505261644683, 9.248032153632190792518895772745, 9.713398423069702661562726275913

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