Properties

Label 2-891-1.1-c1-0-4
Degree $2$
Conductor $891$
Sign $1$
Analytic cond. $7.11467$
Root an. cond. $2.66733$
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  − 2.73·2-s + 5.45·4-s − 0.936·5-s − 0.519·7-s − 9.43·8-s + 2.55·10-s + 11-s − 4.70·13-s + 1.41·14-s + 14.8·16-s − 2.69·17-s + 3.41·19-s − 5.10·20-s − 2.73·22-s + 6.97·23-s − 4.12·25-s + 12.8·26-s − 2.83·28-s + 4.18·29-s + 5.18·31-s − 21.6·32-s + 7.35·34-s + 0.486·35-s + 2.06·37-s − 9.33·38-s + 8.83·40-s + 0.173·41-s + ⋯
L(s)  = 1  − 1.93·2-s + 2.72·4-s − 0.418·5-s − 0.196·7-s − 3.33·8-s + 0.808·10-s + 0.301·11-s − 1.30·13-s + 0.378·14-s + 3.71·16-s − 0.652·17-s + 0.784·19-s − 1.14·20-s − 0.582·22-s + 1.45·23-s − 0.824·25-s + 2.51·26-s − 0.535·28-s + 0.777·29-s + 0.931·31-s − 3.83·32-s + 1.26·34-s + 0.0821·35-s + 0.340·37-s − 1.51·38-s + 1.39·40-s + 0.0270·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 891 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 891 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(891\)    =    \(3^{4} \cdot 11\)
Sign: $1$
Analytic conductor: \(7.11467\)
Root analytic conductor: \(2.66733\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 891,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5029059233\)
\(L(\frac12)\) \(\approx\) \(0.5029059233\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
11 \( 1 - T \)
good2 \( 1 + 2.73T + 2T^{2} \)
5 \( 1 + 0.936T + 5T^{2} \)
7 \( 1 + 0.519T + 7T^{2} \)
13 \( 1 + 4.70T + 13T^{2} \)
17 \( 1 + 2.69T + 17T^{2} \)
19 \( 1 - 3.41T + 19T^{2} \)
23 \( 1 - 6.97T + 23T^{2} \)
29 \( 1 - 4.18T + 29T^{2} \)
31 \( 1 - 5.18T + 31T^{2} \)
37 \( 1 - 2.06T + 37T^{2} \)
41 \( 1 - 0.173T + 41T^{2} \)
43 \( 1 + 2.26T + 43T^{2} \)
47 \( 1 + 0.307T + 47T^{2} \)
53 \( 1 + 1.89T + 53T^{2} \)
59 \( 1 - 3.97T + 59T^{2} \)
61 \( 1 - 4.51T + 61T^{2} \)
67 \( 1 - 3.37T + 67T^{2} \)
71 \( 1 - 2.90T + 71T^{2} \)
73 \( 1 - 9.52T + 73T^{2} \)
79 \( 1 + 2.04T + 79T^{2} \)
83 \( 1 - 14.0T + 83T^{2} \)
89 \( 1 - 7.53T + 89T^{2} \)
97 \( 1 - 16.3T + 97T^{2} \)
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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

−9.835365588042082156209095642011, −9.401350255571293594702481703997, −8.500514976624525038165938026004, −7.73766929716417811074080278903, −7.03918028733771430002244040826, −6.34637654179161476578322413788, −4.93394312574895959686317806507, −3.23002603768436519332108956233, −2.22023280754702886723506608444, −0.73433714241970085875408554675, 0.73433714241970085875408554675, 2.22023280754702886723506608444, 3.23002603768436519332108956233, 4.93394312574895959686317806507, 6.34637654179161476578322413788, 7.03918028733771430002244040826, 7.73766929716417811074080278903, 8.500514976624525038165938026004, 9.401350255571293594702481703997, 9.835365588042082156209095642011

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