Properties

Label 2-1287-13.12-c1-0-6
Degree $2$
Conductor $1287$
Sign $-0.966 - 0.255i$
Analytic cond. $10.2767$
Root an. cond. $3.20573$
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  + 1.36i·2-s + 0.128·4-s − 2.18i·5-s + 4.27i·7-s + 2.91i·8-s + 2.98·10-s + i·11-s + (−0.922 + 3.48i)13-s − 5.84·14-s − 3.72·16-s − 3.79·17-s − 3.17i·19-s − 0.279i·20-s − 1.36·22-s − 4.94·23-s + ⋯
L(s)  = 1  + 0.967i·2-s + 0.0640·4-s − 0.976i·5-s + 1.61i·7-s + 1.02i·8-s + 0.944·10-s + 0.301i·11-s + (−0.255 + 0.966i)13-s − 1.56·14-s − 0.931·16-s − 0.919·17-s − 0.727i·19-s − 0.0625i·20-s − 0.291·22-s − 1.03·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1287 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.966 - 0.255i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1287 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.966 - 0.255i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1287\)    =    \(3^{2} \cdot 11 \cdot 13\)
Sign: $-0.966 - 0.255i$
Analytic conductor: \(10.2767\)
Root analytic conductor: \(3.20573\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1287} (298, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1287,\ (\ :1/2),\ -0.966 - 0.255i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.409665127\)
\(L(\frac12)\) \(\approx\) \(1.409665127\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
11 \( 1 - iT \)
13 \( 1 + (0.922 - 3.48i)T \)
good2 \( 1 - 1.36iT - 2T^{2} \)
5 \( 1 + 2.18iT - 5T^{2} \)
7 \( 1 - 4.27iT - 7T^{2} \)
17 \( 1 + 3.79T + 17T^{2} \)
19 \( 1 + 3.17iT - 19T^{2} \)
23 \( 1 + 4.94T + 23T^{2} \)
29 \( 1 - 7.35T + 29T^{2} \)
31 \( 1 - 0.0727iT - 31T^{2} \)
37 \( 1 + 3.66iT - 37T^{2} \)
41 \( 1 - 4.16iT - 41T^{2} \)
43 \( 1 + 7.11T + 43T^{2} \)
47 \( 1 - 11.6iT - 47T^{2} \)
53 \( 1 + 5.11T + 53T^{2} \)
59 \( 1 - 5.62iT - 59T^{2} \)
61 \( 1 + 5.40T + 61T^{2} \)
67 \( 1 - 10.1iT - 67T^{2} \)
71 \( 1 + 9.62iT - 71T^{2} \)
73 \( 1 + 6.44iT - 73T^{2} \)
79 \( 1 - 10.1T + 79T^{2} \)
83 \( 1 - 7.80iT - 83T^{2} \)
89 \( 1 - 2.87iT - 89T^{2} \)
97 \( 1 - 3.79iT - 97T^{2} \)
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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

−9.604697836734693277079380144952, −8.907421240969223985897881425302, −8.532368102644513211934697432257, −7.62592578956750993172583518682, −6.51907234133314740271051007264, −6.08751886368544092951605193344, −4.97116548686513093203827532843, −4.60662969047318354073067088175, −2.68830354632462641076668609933, −1.86228910561560480257257929282, 0.54937786155498052689895765767, 1.94170420903009795001210527239, 3.12646999506460298962762905357, 3.67576397224552227441098325292, 4.69150838560491921263168769575, 6.23776982313812996283188358079, 6.82932169045586152503858087431, 7.55347307595746641135030553201, 8.436638296494246298627642602604, 9.961674847536421582761971181135

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