Properties

Label 2-3856-1.1-c1-0-83
Degree $2$
Conductor $3856$
Sign $-1$
Analytic cond. $30.7903$
Root an. cond. $5.54890$
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  − 2.81·3-s + 0.334·5-s + 4.24·7-s + 4.90·9-s − 0.915·11-s + 4.81·13-s − 0.941·15-s − 5.38·17-s + 4.34·19-s − 11.9·21-s − 8.10·23-s − 4.88·25-s − 5.34·27-s − 6.45·29-s − 10.7·31-s + 2.57·33-s + 1.42·35-s + 5.16·37-s − 13.5·39-s − 0.612·41-s + 1.85·43-s + 1.64·45-s + 2.21·47-s + 11.0·49-s + 15.1·51-s + 0.00846·53-s − 0.306·55-s + ⋯
L(s)  = 1  − 1.62·3-s + 0.149·5-s + 1.60·7-s + 1.63·9-s − 0.276·11-s + 1.33·13-s − 0.243·15-s − 1.30·17-s + 0.997·19-s − 2.60·21-s − 1.69·23-s − 0.977·25-s − 1.02·27-s − 1.19·29-s − 1.93·31-s + 0.447·33-s + 0.240·35-s + 0.849·37-s − 2.16·39-s − 0.0956·41-s + 0.282·43-s + 0.244·45-s + 0.322·47-s + 1.57·49-s + 2.12·51-s + 0.00116·53-s − 0.0413·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3856 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3856 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3856\)    =    \(2^{4} \cdot 241\)
Sign: $-1$
Analytic conductor: \(30.7903\)
Root analytic conductor: \(5.54890\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 3856,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 \)
241 \( 1 - T \)
good3 \( 1 + 2.81T + 3T^{2} \)
5 \( 1 - 0.334T + 5T^{2} \)
7 \( 1 - 4.24T + 7T^{2} \)
11 \( 1 + 0.915T + 11T^{2} \)
13 \( 1 - 4.81T + 13T^{2} \)
17 \( 1 + 5.38T + 17T^{2} \)
19 \( 1 - 4.34T + 19T^{2} \)
23 \( 1 + 8.10T + 23T^{2} \)
29 \( 1 + 6.45T + 29T^{2} \)
31 \( 1 + 10.7T + 31T^{2} \)
37 \( 1 - 5.16T + 37T^{2} \)
41 \( 1 + 0.612T + 41T^{2} \)
43 \( 1 - 1.85T + 43T^{2} \)
47 \( 1 - 2.21T + 47T^{2} \)
53 \( 1 - 0.00846T + 53T^{2} \)
59 \( 1 + 8.85T + 59T^{2} \)
61 \( 1 - 3.78T + 61T^{2} \)
67 \( 1 + 4.67T + 67T^{2} \)
71 \( 1 + 1.48T + 71T^{2} \)
73 \( 1 + 10.3T + 73T^{2} \)
79 \( 1 - 17.6T + 79T^{2} \)
83 \( 1 + 7.45T + 83T^{2} \)
89 \( 1 + 0.520T + 89T^{2} \)
97 \( 1 + 6.33T + 97T^{2} \)
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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

−7.895325596367150585223223108714, −7.44353379529267457294594005549, −6.39189443228953351469979201957, −5.70825540307370013006959042325, −5.37496588747992115839702581049, −4.39923215358971010122049559136, −3.86061737139884758807990003701, −2.03072915276865407080076258786, −1.38390311239823449143319902628, 0, 1.38390311239823449143319902628, 2.03072915276865407080076258786, 3.86061737139884758807990003701, 4.39923215358971010122049559136, 5.37496588747992115839702581049, 5.70825540307370013006959042325, 6.39189443228953351469979201957, 7.44353379529267457294594005549, 7.895325596367150585223223108714

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