Properties

Label 2-1925-1.1-c1-0-48
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  + 3·3-s − 2·4-s + 7-s + 6·9-s − 11-s − 6·12-s + 4·13-s + 4·16-s − 2·17-s − 6·19-s + 3·21-s + 5·23-s + 9·27-s − 2·28-s + 10·29-s + 31-s − 3·33-s − 12·36-s + 5·37-s + 12·39-s − 2·41-s + 8·43-s + 2·44-s − 8·47-s + 12·48-s + 49-s − 6·51-s + ⋯
L(s)  = 1  + 1.73·3-s − 4-s + 0.377·7-s + 2·9-s − 0.301·11-s − 1.73·12-s + 1.10·13-s + 16-s − 0.485·17-s − 1.37·19-s + 0.654·21-s + 1.04·23-s + 1.73·27-s − 0.377·28-s + 1.85·29-s + 0.179·31-s − 0.522·33-s − 2·36-s + 0.821·37-s + 1.92·39-s − 0.312·41-s + 1.21·43-s + 0.301·44-s − 1.16·47-s + 1.73·48-s + 1/7·49-s − 0.840·51-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

\(L(1)\) \(\approx\) \(2.861971455\)
\(L(\frac12)\) \(\approx\) \(2.861971455\)
\(L(\frac{3}{2})\) 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 \( 1 + p T^{2} \)
3 \( 1 - p T + p T^{2} \)
13 \( 1 - 4 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 + 6 T + p T^{2} \)
23 \( 1 - 5 T + p T^{2} \)
29 \( 1 - 10 T + p T^{2} \)
31 \( 1 - T + p T^{2} \)
37 \( 1 - 5 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 - 8 T + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 - 3 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 - 3 T + p T^{2} \)
71 \( 1 - T + p T^{2} \)
73 \( 1 + 10 T + p T^{2} \)
79 \( 1 - 6 T + p T^{2} \)
83 \( 1 + 12 T + p T^{2} \)
89 \( 1 + 15 T + p T^{2} \)
97 \( 1 - 5 T + p T^{2} \)
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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

−8.775333316288229488909333141760, −8.625648239241220640560591132688, −8.065874082970369703156109941253, −7.08385855347286904023536757123, −6.06409104376863881762815948425, −4.71497180621284015571650350496, −4.22429383069433011298913305323, −3.30387260619891210437931707303, −2.42185367175297035859813164255, −1.15748871397988376328003426573, 1.15748871397988376328003426573, 2.42185367175297035859813164255, 3.30387260619891210437931707303, 4.22429383069433011298913305323, 4.71497180621284015571650350496, 6.06409104376863881762815948425, 7.08385855347286904023536757123, 8.065874082970369703156109941253, 8.625648239241220640560591132688, 8.775333316288229488909333141760

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