Properties

Label 1-11-11.10-r1-0-0
Degree $1$
Conductor $11$
Sign $1$
Analytic cond. $1.18211$
Root an. cond. $1.18211$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 3-s + 4-s + 5-s − 6-s − 7-s − 8-s + 9-s − 10-s + 12-s − 13-s + 14-s + 15-s + 16-s − 17-s − 18-s − 19-s + 20-s − 21-s + 23-s − 24-s + 25-s + 26-s + 27-s − 28-s − 29-s − 30-s + ⋯
L(s)  = 1  − 2-s + 3-s + 4-s + 5-s − 6-s − 7-s − 8-s + 9-s − 10-s + 12-s − 13-s + 14-s + 15-s + 16-s − 17-s − 18-s − 19-s + 20-s − 21-s + 23-s − 24-s + 25-s + 26-s + 27-s − 28-s − 29-s − 30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 11 ^{s/2} \, \Gamma_{\R}(s+1) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 11 ^{s/2} \, \Gamma_{\R}(s+1) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(1\)
Conductor: \(11\)
Sign: $1$
Analytic conductor: \(1.18211\)
Root analytic conductor: \(1.18211\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{11} (10, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((1,\ 11,\ (1:\ ),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.9915770035\)
\(L(\frac12)\) \(\approx\) \(0.9915770035\)
\(L(1)\) \(\approx\) \(0.9472258250\)
\(L(1)\) \(\approx\) \(0.9472258250\)

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad11 \( 1 \)
good2 \( 1 - T \)
3 \( 1 + T \)
5 \( 1 + T \)
7 \( 1 - T \)
13 \( 1 - T \)
17 \( 1 - T \)
19 \( 1 - T \)
23 \( 1 + T \)
29 \( 1 - T \)
31 \( 1 + T \)
37 \( 1 + T \)
41 \( 1 - T \)
43 \( 1 - T \)
47 \( 1 + T \)
53 \( 1 + T \)
59 \( 1 + T \)
61 \( 1 - T \)
67 \( 1 + T \)
71 \( 1 + T \)
73 \( 1 - T \)
79 \( 1 - T \)
83 \( 1 - T \)
89 \( 1 + T \)
97 \( 1 + T \)
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   \(L(s) = \displaystyle\prod_p \ (1 - \alpha_{p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−45.03443041544910895447298842202, −44.22866228755402915071954091702, −42.63941507630696800457616302101, −41.49315644722970854417895464060, −38.95426138432898441184537352440, −37.66796277038011510457643735308, −36.65347629447046358323959856101, −35.485085187617277263778295767982, −33.52280264533323492464912935790, −32.10991724081501633365902470335, −29.97469117254131187808345346222, −28.832343001278275591309074781924, −26.78689568412247833195118491511, −25.68596243541730222680937264738, −24.67283686109554841773882275166, −21.638177818276573522470778958792, −20.06759332864609363804035036489, −18.79724653616265280786110493309, −16.99071070103014279771587435499, −15.10915824669017999758236697486, −13.04011532881724693326998338500, −10.10833735739279668002774158265, −8.97128436849938383436174724130, −6.80070840838651795033630280388, −2.47724371122923425905188980494, 2.47724371122923425905188980494, 6.80070840838651795033630280388, 8.97128436849938383436174724130, 10.10833735739279668002774158265, 13.04011532881724693326998338500, 15.10915824669017999758236697486, 16.99071070103014279771587435499, 18.79724653616265280786110493309, 20.06759332864609363804035036489, 21.638177818276573522470778958792, 24.67283686109554841773882275166, 25.68596243541730222680937264738, 26.78689568412247833195118491511, 28.832343001278275591309074781924, 29.97469117254131187808345346222, 32.10991724081501633365902470335, 33.52280264533323492464912935790, 35.485085187617277263778295767982, 36.65347629447046358323959856101, 37.66796277038011510457643735308, 38.95426138432898441184537352440, 41.49315644722970854417895464060, 42.63941507630696800457616302101, 44.22866228755402915071954091702, 45.03443041544910895447298842202

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