Properties

Label 2-1911-1.1-c1-0-46
Degree $2$
Conductor $1911$
Sign $-1$
Analytic cond. $15.2594$
Root an. cond. $3.90632$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s − 2·4-s − 5-s + 9-s − 2·11-s + 2·12-s + 13-s + 15-s + 4·16-s + 2·17-s + 5·19-s + 2·20-s + 23-s − 4·25-s − 27-s − 3·29-s + 31-s + 2·33-s − 2·36-s + 4·37-s − 39-s + 6·41-s − 43-s + 4·44-s − 45-s − 3·47-s − 4·48-s + ⋯
L(s)  = 1  − 0.577·3-s − 4-s − 0.447·5-s + 1/3·9-s − 0.603·11-s + 0.577·12-s + 0.277·13-s + 0.258·15-s + 16-s + 0.485·17-s + 1.14·19-s + 0.447·20-s + 0.208·23-s − 4/5·25-s − 0.192·27-s − 0.557·29-s + 0.179·31-s + 0.348·33-s − 1/3·36-s + 0.657·37-s − 0.160·39-s + 0.937·41-s − 0.152·43-s + 0.603·44-s − 0.149·45-s − 0.437·47-s − 0.577·48-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1911 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1911 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1911\)    =    \(3 \cdot 7^{2} \cdot 13\)
Sign: $-1$
Analytic conductor: \(15.2594\)
Root analytic conductor: \(3.90632\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1911,\ (\ :1/2),\ -1)\)

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)$
bad3 \( 1 + T \)
7 \( 1 \)
13 \( 1 - T \)
good2 \( 1 + p T^{2} \)
5 \( 1 + T + p T^{2} \)
11 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 2 T + p T^{2} \)
19 \( 1 - 5 T + p T^{2} \)
23 \( 1 - T + p T^{2} \)
29 \( 1 + 3 T + p T^{2} \)
31 \( 1 - T + p T^{2} \)
37 \( 1 - 4 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 + T + p T^{2} \)
47 \( 1 + 3 T + p T^{2} \)
53 \( 1 + 11 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 + 8 T + p T^{2} \)
71 \( 1 + 8 T + p T^{2} \)
73 \( 1 + T + p T^{2} \)
79 \( 1 + 5 T + p T^{2} \)
83 \( 1 - 13 T + p T^{2} \)
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

−8.906499724308941141962814398979, −7.77937202450307017756452622506, −7.62412684322283631414642839520, −6.22280635515153117547178435548, −5.50076674524025886548347180073, −4.78441256465789525523044549972, −3.93310228709688602926654473178, −3.02984768018332177307923477692, −1.27641806466759505307706490567, 0, 1.27641806466759505307706490567, 3.02984768018332177307923477692, 3.93310228709688602926654473178, 4.78441256465789525523044549972, 5.50076674524025886548347180073, 6.22280635515153117547178435548, 7.62412684322283631414642839520, 7.77937202450307017756452622506, 8.906499724308941141962814398979

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