Properties

Label 2-3087-21.20-c1-0-51
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  − 1.69i·2-s − 0.867·4-s + 4.09·5-s − 1.91i·8-s − 6.92i·10-s + 3.45i·11-s + 1.20i·13-s − 4.98·16-s + 4.57·17-s + 6.51i·19-s − 3.54·20-s + 5.85·22-s + 7.37i·23-s + 11.7·25-s + 2.03·26-s + ⋯
L(s)  = 1  − 1.19i·2-s − 0.433·4-s + 1.82·5-s − 0.677i·8-s − 2.19i·10-s + 1.04i·11-s + 0.333i·13-s − 1.24·16-s + 1.10·17-s + 1.49i·19-s − 0.793·20-s + 1.24·22-s + 1.53i·23-s + 2.34·25-s + 0.399·26-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

\(L(1)\) \(\approx\) \(2.979116672\)
\(L(\frac12)\) \(\approx\) \(2.979116672\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.69iT - 2T^{2} \)
5 \( 1 - 4.09T + 5T^{2} \)
11 \( 1 - 3.45iT - 11T^{2} \)
13 \( 1 - 1.20iT - 13T^{2} \)
17 \( 1 - 4.57T + 17T^{2} \)
19 \( 1 - 6.51iT - 19T^{2} \)
23 \( 1 - 7.37iT - 23T^{2} \)
29 \( 1 - 3.34iT - 29T^{2} \)
31 \( 1 + 2.85iT - 31T^{2} \)
37 \( 1 - 0.551T + 37T^{2} \)
41 \( 1 - 11.2T + 41T^{2} \)
43 \( 1 - 2.39T + 43T^{2} \)
47 \( 1 + 11.7T + 47T^{2} \)
53 \( 1 - 2.27iT - 53T^{2} \)
59 \( 1 + 0.449T + 59T^{2} \)
61 \( 1 - 3.26iT - 61T^{2} \)
67 \( 1 + 3.57T + 67T^{2} \)
71 \( 1 + 11.6iT - 71T^{2} \)
73 \( 1 + 11.7iT - 73T^{2} \)
79 \( 1 - 9.80T + 79T^{2} \)
83 \( 1 + 13.5T + 83T^{2} \)
89 \( 1 + 15.0T + 89T^{2} \)
97 \( 1 + 3.07iT - 97T^{2} \)
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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

−9.130778028219932522828030275181, −7.82268495746685234310600861539, −7.06075479174513585813361053888, −6.10195729171144884126501373445, −5.60408898944388398593368419147, −4.60657691849584990228151586317, −3.56149297015386679670016350039, −2.70558374914265087307932973321, −1.67925107233311618423498764954, −1.47769884686316951138773240036, 0.960933650777431660121892175476, 2.36581264380978755670597026129, 2.93806818876291504350943171554, 4.59121091626315146915510752694, 5.38563992861270279204658329343, 5.85598207249687705220288296541, 6.46599938457878821961291048563, 7.05459441671939277024629408413, 8.120864700734520424481409438446, 8.663123334390574450060103653548

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