Properties

Label 2-3087-21.20-c1-0-69
Degree $2$
Conductor $3087$
Sign $0.577 + 0.816i$
Analytic cond. $24.6498$
Root an. cond. $4.96485$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 0.660i·2-s + 1.56·4-s + 3.37·5-s − 2.35i·8-s − 2.23i·10-s + 0.0311i·11-s + 1.36i·13-s + 1.57·16-s + 0.499·17-s − 8.07i·19-s + 5.28·20-s + 0.0205·22-s + 4.60i·23-s + 6.40·25-s + 0.900·26-s + ⋯
L(s)  = 1  − 0.467i·2-s + 0.781·4-s + 1.51·5-s − 0.832i·8-s − 0.705i·10-s + 0.00939i·11-s + 0.377i·13-s + 0.393·16-s + 0.121·17-s − 1.85i·19-s + 1.18·20-s + 0.00439·22-s + 0.960i·23-s + 1.28·25-s + 0.176·26-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3087 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.577 + 0.816i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3087 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.577 + 0.816i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3087\)    =    \(3^{2} \cdot 7^{3}\)
Sign: $0.577 + 0.816i$
Analytic conductor: \(24.6498\)
Root analytic conductor: \(4.96485\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{3087} (3086, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 3087,\ (\ :1/2),\ 0.577 + 0.816i)\)

Particular Values

\(L(1)\) \(\approx\) \(3.256316360\)
\(L(\frac12)\) \(\approx\) \(3.256316360\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
7 \( 1 \)
good2 \( 1 + 0.660iT - 2T^{2} \)
5 \( 1 - 3.37T + 5T^{2} \)
11 \( 1 - 0.0311iT - 11T^{2} \)
13 \( 1 - 1.36iT - 13T^{2} \)
17 \( 1 - 0.499T + 17T^{2} \)
19 \( 1 + 8.07iT - 19T^{2} \)
23 \( 1 - 4.60iT - 23T^{2} \)
29 \( 1 + 1.74iT - 29T^{2} \)
31 \( 1 - 5.76iT - 31T^{2} \)
37 \( 1 - 6.29T + 37T^{2} \)
41 \( 1 + 10.5T + 41T^{2} \)
43 \( 1 - 6.83T + 43T^{2} \)
47 \( 1 - 1.86T + 47T^{2} \)
53 \( 1 + 11.7iT - 53T^{2} \)
59 \( 1 - 8.79T + 59T^{2} \)
61 \( 1 - 4.53iT - 61T^{2} \)
67 \( 1 - 2.05T + 67T^{2} \)
71 \( 1 + 6.15iT - 71T^{2} \)
73 \( 1 + 13.0iT - 73T^{2} \)
79 \( 1 + 2.05T + 79T^{2} \)
83 \( 1 + 3.34T + 83T^{2} \)
89 \( 1 - 0.198T + 89T^{2} \)
97 \( 1 - 14.0iT - 97T^{2} \)
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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

−8.920991424611032371448859991386, −7.72982449958504395410309723754, −6.82662986062160428472829873209, −6.47417740845288268341165951760, −5.55149569076420383077545601127, −4.87054862976181800016896975486, −3.58698499753219697916108834981, −2.63587235808796394124984964111, −2.03464189755095918452229197959, −1.06344758921943941510658696782, 1.34397244440738159066119786075, 2.19099855415845039857809187488, 2.94442511066549771969351590962, 4.20438192705609445052903095495, 5.48685199171504428745124161136, 5.77873682885755656072281331040, 6.41384169972522705704898998860, 7.20233557947979583736338946967, 8.055542273901908583147565304136, 8.651656625277440477525607608185

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