Properties

Label 2-425-1.1-c1-0-25
Degree $2$
Conductor $425$
Sign $-1$
Analytic cond. $3.39364$
Root an. cond. $1.84218$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2.03·2-s − 2.37·3-s + 2.12·4-s − 4.81·6-s − 5.03·7-s + 0.248·8-s + 2.61·9-s − 1.90·11-s − 5.03·12-s − 1.04·13-s − 10.2·14-s − 3.74·16-s + 17-s + 5.31·18-s + 3.31·19-s + 11.9·21-s − 3.87·22-s − 0.125·23-s − 0.588·24-s − 2.11·26-s + 0.904·27-s − 10.6·28-s − 5.56·29-s − 4.99·31-s − 8.09·32-s + 4.52·33-s + 2.03·34-s + ⋯
L(s)  = 1  + 1.43·2-s − 1.36·3-s + 1.06·4-s − 1.96·6-s − 1.90·7-s + 0.0877·8-s + 0.872·9-s − 0.575·11-s − 1.45·12-s − 0.288·13-s − 2.72·14-s − 0.935·16-s + 0.242·17-s + 1.25·18-s + 0.761·19-s + 2.60·21-s − 0.825·22-s − 0.0262·23-s − 0.120·24-s − 0.414·26-s + 0.174·27-s − 2.01·28-s − 1.03·29-s − 0.897·31-s − 1.43·32-s + 0.787·33-s + 0.348·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 425 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 425 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(425\)    =    \(5^{2} \cdot 17\)
Sign: $-1$
Analytic conductor: \(3.39364\)
Root analytic conductor: \(1.84218\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 425,\ (\ :1/2),\ -1)\)

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 \( 1 \)
17 \( 1 - T \)
good2 \( 1 - 2.03T + 2T^{2} \)
3 \( 1 + 2.37T + 3T^{2} \)
7 \( 1 + 5.03T + 7T^{2} \)
11 \( 1 + 1.90T + 11T^{2} \)
13 \( 1 + 1.04T + 13T^{2} \)
19 \( 1 - 3.31T + 19T^{2} \)
23 \( 1 + 0.125T + 23T^{2} \)
29 \( 1 + 5.56T + 29T^{2} \)
31 \( 1 + 4.99T + 31T^{2} \)
37 \( 1 - 1.56T + 37T^{2} \)
41 \( 1 - 4.72T + 41T^{2} \)
43 \( 1 + 4.46T + 43T^{2} \)
47 \( 1 + 1.04T + 47T^{2} \)
53 \( 1 + 6.48T + 53T^{2} \)
59 \( 1 + 2T + 59T^{2} \)
61 \( 1 - 7.14T + 61T^{2} \)
67 \( 1 + 3.28T + 67T^{2} \)
71 \( 1 + 5.65T + 71T^{2} \)
73 \( 1 - 12.5T + 73T^{2} \)
79 \( 1 + 13.3T + 79T^{2} \)
83 \( 1 - 1.14T + 83T^{2} \)
89 \( 1 - 1.64T + 89T^{2} \)
97 \( 1 + 7.29T + 97T^{2} \)
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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

−11.07326621373288690312676460997, −10.06095453146652913071519164657, −9.248765511384459495233527803327, −7.32351345978656237153008501324, −6.47723379136573475744573161141, −5.77437945986760715980437515358, −5.14425527419053531377254544037, −3.84008412583519439703624759400, −2.86537473873942570136796758259, 0, 2.86537473873942570136796758259, 3.84008412583519439703624759400, 5.14425527419053531377254544037, 5.77437945986760715980437515358, 6.47723379136573475744573161141, 7.32351345978656237153008501324, 9.248765511384459495233527803327, 10.06095453146652913071519164657, 11.07326621373288690312676460997

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