Properties

Label 2-11e3-1.1-c1-0-20
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  − 3.43·3-s − 2·4-s + 3.70·5-s + 8.78·9-s + 6.86·12-s − 12.7·15-s + 4·16-s − 7.41·20-s − 5.77·23-s + 8.76·25-s − 19.8·27-s + 1.17·31-s − 17.5·36-s + 2.93·37-s + 32.5·45-s + 2.84·47-s − 13.7·48-s − 7·49-s − 2.01·53-s + 15.3·59-s + 25.4·60-s − 8·64-s + 7.99·67-s + 19.8·69-s + 14.4·71-s − 30.0·75-s + 14.8·80-s + ⋯
L(s)  = 1  − 1.98·3-s − 4-s + 1.65·5-s + 2.92·9-s + 1.98·12-s − 3.28·15-s + 16-s − 1.65·20-s − 1.20·23-s + 1.75·25-s − 3.81·27-s + 0.210·31-s − 2.92·36-s + 0.482·37-s + 4.85·45-s + 0.415·47-s − 1.98·48-s − 49-s − 0.277·53-s + 1.99·59-s + 3.28·60-s − 64-s + 0.977·67-s + 2.38·69-s + 1.72·71-s − 3.47·75-s + 1.65·80-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

\(L(1)\) \(\approx\) \(0.8676407877\)
\(L(\frac12)\) \(\approx\) \(0.8676407877\)
\(L(\frac{3}{2})\) 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 \( 1 + 2T^{2} \)
3 \( 1 + 3.43T + 3T^{2} \)
5 \( 1 - 3.70T + 5T^{2} \)
7 \( 1 + 7T^{2} \)
13 \( 1 + 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 + 19T^{2} \)
23 \( 1 + 5.77T + 23T^{2} \)
29 \( 1 + 29T^{2} \)
31 \( 1 - 1.17T + 31T^{2} \)
37 \( 1 - 2.93T + 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 + 43T^{2} \)
47 \( 1 - 2.84T + 47T^{2} \)
53 \( 1 + 2.01T + 53T^{2} \)
59 \( 1 - 15.3T + 59T^{2} \)
61 \( 1 + 61T^{2} \)
67 \( 1 - 7.99T + 67T^{2} \)
71 \( 1 - 14.4T + 71T^{2} \)
73 \( 1 + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 + 83T^{2} \)
89 \( 1 - 13.3T + 89T^{2} \)
97 \( 1 - 19.6T + 97T^{2} \)
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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

−9.917736414096168101230203468449, −9.219882350300930467009828411716, −7.945395146418489271875933166114, −6.71082809654725712110068847674, −6.10744485385345901520803744035, −5.45240869518680874683894480318, −4.92440542288556650045025389406, −3.95156752957915061229616060420, −1.93929977195890497381908300991, −0.78192839707362352669378575004, 0.78192839707362352669378575004, 1.93929977195890497381908300991, 3.95156752957915061229616060420, 4.92440542288556650045025389406, 5.45240869518680874683894480318, 6.10744485385345901520803744035, 6.71082809654725712110068847674, 7.945395146418489271875933166114, 9.219882350300930467009828411716, 9.917736414096168101230203468449

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