Properties

Label 2-1925-1.1-c1-0-47
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 $0$

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: \(0\)
Selberg data: \((2,\ 1925,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.377632690\)
\(L(\frac12)\) \(\approx\) \(3.377632690\)
\(L(\frac{3}{2})\) 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

−9.057020041464188646884032549455, −8.423103241542672438437214914469, −7.950897435934273282953942628545, −6.74937752784156403770315905179, −5.92237505604361600620899642568, −4.90218081046284059645736695951, −4.24650942233978656656073095062, −3.24049195056381263345082977707, −2.72950877701241238069066480833, −1.15226601550345924866949876011, 1.15226601550345924866949876011, 2.72950877701241238069066480833, 3.24049195056381263345082977707, 4.24650942233978656656073095062, 4.90218081046284059645736695951, 5.92237505604361600620899642568, 6.74937752784156403770315905179, 7.950897435934273282953942628545, 8.423103241542672438437214914469, 9.057020041464188646884032549455

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