Properties

Label 2-1925-1.1-c1-0-40
Degree $2$
Conductor $1925$
Sign $-1$
Analytic cond. $15.3712$
Root an. cond. $3.92061$
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 − 2·3-s − 4-s + 2·6-s − 7-s + 3·8-s + 9-s + 11-s + 2·12-s − 2·13-s + 14-s − 16-s − 2·17-s − 18-s + 2·21-s − 22-s − 6·23-s − 6·24-s + 2·26-s + 4·27-s + 28-s + 10·29-s + 8·31-s − 5·32-s − 2·33-s + 2·34-s − 36-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.15·3-s − 1/2·4-s + 0.816·6-s − 0.377·7-s + 1.06·8-s + 1/3·9-s + 0.301·11-s + 0.577·12-s − 0.554·13-s + 0.267·14-s − 1/4·16-s − 0.485·17-s − 0.235·18-s + 0.436·21-s − 0.213·22-s − 1.25·23-s − 1.22·24-s + 0.392·26-s + 0.769·27-s + 0.188·28-s + 1.85·29-s + 1.43·31-s − 0.883·32-s − 0.348·33-s + 0.342·34-s − 1/6·36-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1925 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1925 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1925\)    =    \(5^{2} \cdot 7 \cdot 11\)
Sign: $-1$
Analytic conductor: \(15.3712\)
Root analytic conductor: \(3.92061\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1925,\ (\ :1/2),\ -1)\)

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)$
bad5 \( 1 \)
7 \( 1 + T \)
11 \( 1 - T \)
good2 \( 1 + T + p T^{2} \)
3 \( 1 + 2 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 + p T^{2} \)
23 \( 1 + 6 T + p T^{2} \)
29 \( 1 - 10 T + p T^{2} \)
31 \( 1 - 8 T + p T^{2} \)
37 \( 1 + 4 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 - 8 T + p T^{2} \)
47 \( 1 + 6 T + p T^{2} \)
53 \( 1 - 12 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 - 2 T + p T^{2} \)
71 \( 1 + 8 T + p T^{2} \)
73 \( 1 - 6 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 + 16 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 + 8 T + p T^{2} \)
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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

−8.747778002251158158616799678992, −8.243113638845925574309449130041, −7.17048268217628727419697948184, −6.45406575592969073112171839274, −5.65922183054440452919211296854, −4.73792442677560295090637728347, −4.11987371676969662586584669401, −2.61434751163164774796058356235, −1.07298234371852499472946428038, 0, 1.07298234371852499472946428038, 2.61434751163164774796058356235, 4.11987371676969662586584669401, 4.73792442677560295090637728347, 5.65922183054440452919211296854, 6.45406575592969073112171839274, 7.17048268217628727419697948184, 8.243113638845925574309449130041, 8.747778002251158158616799678992

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