Properties

Label 2-1925-1.1-c1-0-42
Degree $2$
Conductor $1925$
Sign $1$
Analytic cond. $15.3712$
Root an. cond. $3.92061$
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  + 2.42·2-s − 2.50·3-s + 3.90·4-s − 6.07·6-s + 7-s + 4.62·8-s + 3.25·9-s + 11-s − 9.76·12-s + 2.18·13-s + 2.42·14-s + 3.43·16-s + 1.02·17-s + 7.90·18-s − 5.00·19-s − 2.50·21-s + 2.42·22-s + 7.86·23-s − 11.5·24-s + 5.31·26-s − 0.628·27-s + 3.90·28-s − 0.713·29-s + 6.58·31-s − 0.902·32-s − 2.50·33-s + 2.48·34-s + ⋯
L(s)  = 1  + 1.71·2-s − 1.44·3-s + 1.95·4-s − 2.48·6-s + 0.377·7-s + 1.63·8-s + 1.08·9-s + 0.301·11-s − 2.81·12-s + 0.607·13-s + 0.649·14-s + 0.859·16-s + 0.247·17-s + 1.86·18-s − 1.14·19-s − 0.545·21-s + 0.518·22-s + 1.63·23-s − 2.36·24-s + 1.04·26-s − 0.120·27-s + 0.737·28-s − 0.132·29-s + 1.18·31-s − 0.159·32-s − 0.435·33-s + 0.426·34-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1925,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.332858703\)
\(L(\frac12)\) \(\approx\) \(3.332858703\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.42T + 2T^{2} \)
3 \( 1 + 2.50T + 3T^{2} \)
13 \( 1 - 2.18T + 13T^{2} \)
17 \( 1 - 1.02T + 17T^{2} \)
19 \( 1 + 5.00T + 19T^{2} \)
23 \( 1 - 7.86T + 23T^{2} \)
29 \( 1 + 0.713T + 29T^{2} \)
31 \( 1 - 6.58T + 31T^{2} \)
37 \( 1 - 10.3T + 37T^{2} \)
41 \( 1 + 3.45T + 41T^{2} \)
43 \( 1 - 10.8T + 43T^{2} \)
47 \( 1 + 8.10T + 47T^{2} \)
53 \( 1 + 4.48T + 53T^{2} \)
59 \( 1 - 4.20T + 59T^{2} \)
61 \( 1 + 6.44T + 61T^{2} \)
67 \( 1 - 10.6T + 67T^{2} \)
71 \( 1 + 5.41T + 71T^{2} \)
73 \( 1 - 7.84T + 73T^{2} \)
79 \( 1 - 4.86T + 79T^{2} \)
83 \( 1 - 8.48T + 83T^{2} \)
89 \( 1 - 13.4T + 89T^{2} \)
97 \( 1 + 10.5T + 97T^{2} \)
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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

−9.326030497766847622304567596889, −8.175892740014655326039587273811, −7.07560088052244719232504844959, −6.32553718099677946018792963855, −6.00853988035447990329707988469, −4.98675310936446044291672038511, −4.62611780587208592445249011438, −3.67822008066259434235765623189, −2.51753757387752502326300289242, −1.08821370788574103828201484139, 1.08821370788574103828201484139, 2.51753757387752502326300289242, 3.67822008066259434235765623189, 4.62611780587208592445249011438, 4.98675310936446044291672038511, 6.00853988035447990329707988469, 6.32553718099677946018792963855, 7.07560088052244719232504844959, 8.175892740014655326039587273811, 9.326030497766847622304567596889

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