Properties

Label 2-39e2-13.12-c1-0-15
Degree $2$
Conductor $1521$
Sign $-0.832 - 0.554i$
Analytic cond. $12.1452$
Root an. cond. $3.48500$
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  + 2.56i·2-s − 4.56·4-s + 0.561i·5-s − 3.56i·7-s − 6.56i·8-s − 1.43·10-s + 2i·11-s + 9.12·14-s + 7.68·16-s + 2.56·17-s + 1.12i·19-s − 2.56i·20-s − 5.12·22-s + 2·23-s + 4.68·25-s + ⋯
L(s)  = 1  + 1.81i·2-s − 2.28·4-s + 0.251i·5-s − 1.34i·7-s − 2.31i·8-s − 0.454·10-s + 0.603i·11-s + 2.43·14-s + 1.92·16-s + 0.621·17-s + 0.257i·19-s − 0.572i·20-s − 1.09·22-s + 0.417·23-s + 0.936·25-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1521 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.832 - 0.554i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1521 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.832 - 0.554i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1521\)    =    \(3^{2} \cdot 13^{2}\)
Sign: $-0.832 - 0.554i$
Analytic conductor: \(12.1452\)
Root analytic conductor: \(3.48500\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1521} (1351, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1521,\ (\ :1/2),\ -0.832 - 0.554i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.393000473\)
\(L(\frac12)\) \(\approx\) \(1.393000473\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
13 \( 1 \)
good2 \( 1 - 2.56iT - 2T^{2} \)
5 \( 1 - 0.561iT - 5T^{2} \)
7 \( 1 + 3.56iT - 7T^{2} \)
11 \( 1 - 2iT - 11T^{2} \)
17 \( 1 - 2.56T + 17T^{2} \)
19 \( 1 - 1.12iT - 19T^{2} \)
23 \( 1 - 2T + 23T^{2} \)
29 \( 1 - 5.68T + 29T^{2} \)
31 \( 1 - 1.56iT - 31T^{2} \)
37 \( 1 - 3.43iT - 37T^{2} \)
41 \( 1 - 2.56iT - 41T^{2} \)
43 \( 1 + 0.438T + 43T^{2} \)
47 \( 1 - 8.24iT - 47T^{2} \)
53 \( 1 + 11.6T + 53T^{2} \)
59 \( 1 - 11.1iT - 59T^{2} \)
61 \( 1 - 12.1T + 61T^{2} \)
67 \( 1 + 0.438iT - 67T^{2} \)
71 \( 1 - 14iT - 71T^{2} \)
73 \( 1 + 1.87iT - 73T^{2} \)
79 \( 1 - 9.56T + 79T^{2} \)
83 \( 1 + 9.12iT - 83T^{2} \)
89 \( 1 + 13.1iT - 89T^{2} \)
97 \( 1 - 4.43iT - 97T^{2} \)
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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

−9.685448383397413733161735836382, −8.650748181837649520796043063059, −7.934826279579463238017875635665, −7.21148761450085988000487295132, −6.79443041912126929474440776399, −5.94040065779220960938064780560, −4.84936111500598726048211830937, −4.34974275116811973382139400763, −3.20798880525452539633030946132, −1.01863710236056831658686766935, 0.73891486913757544781750861954, 2.02155372941901206529855282017, 2.86683408246551183046732003024, 3.62048825687351226800046125626, 4.87111174822761321620364046867, 5.39244292840511893873551545974, 6.53188151316221986926612149109, 8.079665779296461446817990337150, 8.715947185783872867723942065395, 9.266129835345442565130994630556

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