Properties

Label 2-11e3-1.1-c1-0-16
Degree $2$
Conductor $1331$
Sign $1$
Analytic cond. $10.6280$
Root an. cond. $3.26007$
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  + 0.911·2-s − 0.648·3-s − 1.16·4-s − 1.23·5-s − 0.590·6-s − 1.76·7-s − 2.88·8-s − 2.57·9-s − 1.12·10-s + 0.758·12-s − 4.35·13-s − 1.60·14-s + 0.801·15-s − 0.292·16-s + 7.66·17-s − 2.35·18-s + 4.10·19-s + 1.44·20-s + 1.14·21-s + 8.58·23-s + 1.87·24-s − 3.47·25-s − 3.96·26-s + 3.61·27-s + 2.05·28-s + 8.70·29-s + 0.730·30-s + ⋯
L(s)  = 1  + 0.644·2-s − 0.374·3-s − 0.584·4-s − 0.552·5-s − 0.241·6-s − 0.665·7-s − 1.02·8-s − 0.859·9-s − 0.356·10-s + 0.218·12-s − 1.20·13-s − 0.428·14-s + 0.206·15-s − 0.0731·16-s + 1.85·17-s − 0.554·18-s + 0.942·19-s + 0.323·20-s + 0.249·21-s + 1.78·23-s + 0.382·24-s − 0.694·25-s − 0.778·26-s + 0.696·27-s + 0.389·28-s + 1.61·29-s + 0.133·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1331 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1331 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1331\)    =    \(11^{3}\)
Sign: $1$
Analytic conductor: \(10.6280\)
Root analytic conductor: \(3.26007\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1331,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.015423312\)
\(L(\frac12)\) \(\approx\) \(1.015423312\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad11 \( 1 \)
good2 \( 1 - 0.911T + 2T^{2} \)
3 \( 1 + 0.648T + 3T^{2} \)
5 \( 1 + 1.23T + 5T^{2} \)
7 \( 1 + 1.76T + 7T^{2} \)
13 \( 1 + 4.35T + 13T^{2} \)
17 \( 1 - 7.66T + 17T^{2} \)
19 \( 1 - 4.10T + 19T^{2} \)
23 \( 1 - 8.58T + 23T^{2} \)
29 \( 1 - 8.70T + 29T^{2} \)
31 \( 1 + 0.393T + 31T^{2} \)
37 \( 1 - 0.904T + 37T^{2} \)
41 \( 1 + 4.27T + 41T^{2} \)
43 \( 1 + 9.86T + 43T^{2} \)
47 \( 1 - 2.45T + 47T^{2} \)
53 \( 1 - 1.96T + 53T^{2} \)
59 \( 1 - 0.899T + 59T^{2} \)
61 \( 1 + 8.22T + 61T^{2} \)
67 \( 1 - 11.2T + 67T^{2} \)
71 \( 1 + 5.52T + 71T^{2} \)
73 \( 1 + 7.67T + 73T^{2} \)
79 \( 1 + 4.87T + 79T^{2} \)
83 \( 1 - 1.25T + 83T^{2} \)
89 \( 1 - 9.43T + 89T^{2} \)
97 \( 1 - 8.36T + 97T^{2} \)
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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

−9.729515705904427292896096408538, −8.839649468232490619906543945164, −7.982243192876482861871209314848, −7.10526494411501166990127321390, −6.08334305270479418044645941056, −5.24110669229607608342840130934, −4.76447614733139140865596985450, −3.29609159952889556773873517047, −3.06418145566942095341380422630, −0.66662684776985552149344903136, 0.66662684776985552149344903136, 3.06418145566942095341380422630, 3.29609159952889556773873517047, 4.76447614733139140865596985450, 5.24110669229607608342840130934, 6.08334305270479418044645941056, 7.10526494411501166990127321390, 7.982243192876482861871209314848, 8.839649468232490619906543945164, 9.729515705904427292896096408538

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