Properties

Label 2-1216-19.18-c2-0-40
Degree $2$
Conductor $1216$
Sign $1$
Analytic cond. $33.1336$
Root an. cond. $5.75617$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 5.65i·3-s − 7·5-s + 11·7-s − 23.0·9-s − 3·11-s − 11.3i·13-s − 39.5i·15-s − 17·17-s + 19·19-s + 62.2i·21-s + 2·23-s + 24·25-s − 79.1i·27-s − 39.5i·29-s − 5.65i·31-s + ⋯
L(s)  = 1  + 1.88i·3-s − 1.40·5-s + 1.57·7-s − 2.55·9-s − 0.272·11-s − 0.870i·13-s − 2.63i·15-s − 17-s + 19-s + 2.96i·21-s + 0.0869·23-s + 0.959·25-s − 2.93i·27-s − 1.36i·29-s − 0.182i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1216 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1216 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1216\)    =    \(2^{6} \cdot 19\)
Sign: $1$
Analytic conductor: \(33.1336\)
Root analytic conductor: \(5.75617\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{1216} (1025, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1216,\ (\ :1),\ 1)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.032903214\)
\(L(\frac12)\) \(\approx\) \(1.032903214\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
19 \( 1 - 19T \)
good3 \( 1 - 5.65iT - 9T^{2} \)
5 \( 1 + 7T + 25T^{2} \)
7 \( 1 - 11T + 49T^{2} \)
11 \( 1 + 3T + 121T^{2} \)
13 \( 1 + 11.3iT - 169T^{2} \)
17 \( 1 + 17T + 289T^{2} \)
23 \( 1 - 2T + 529T^{2} \)
29 \( 1 + 39.5iT - 841T^{2} \)
31 \( 1 + 5.65iT - 961T^{2} \)
37 \( 1 + 39.5iT - 1.36e3T^{2} \)
41 \( 1 + 39.5iT - 1.68e3T^{2} \)
43 \( 1 - 21T + 1.84e3T^{2} \)
47 \( 1 + 5T + 2.20e3T^{2} \)
53 \( 1 - 5.65iT - 2.80e3T^{2} \)
59 \( 1 - 33.9iT - 3.48e3T^{2} \)
61 \( 1 + 23T + 3.72e3T^{2} \)
67 \( 1 - 39.5iT - 4.48e3T^{2} \)
71 \( 1 + 90.5iT - 5.04e3T^{2} \)
73 \( 1 - 39T + 5.32e3T^{2} \)
79 \( 1 - 96.1iT - 6.24e3T^{2} \)
83 \( 1 - 6T + 6.88e3T^{2} \)
89 \( 1 + 118. iT - 7.92e3T^{2} \)
97 \( 1 - 169. iT - 9.40e3T^{2} \)
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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

−9.540650767681941359692805003669, −8.696617820803290269288328945828, −8.069110672223329634107191782531, −7.48203918408387780751839318903, −5.71792507495550702804150762572, −5.00628248639374506903597141782, −4.30850473646962869543015857749, −3.74205890719660940708967061462, −2.58633157320536992599630186008, −0.36222668978196687447089528847, 1.04741419332535187604488460019, 1.89600735500105100586919915613, 3.09913168100372625707754702975, 4.47404142414167805566248661023, 5.29699890288535715207902447001, 6.61638475281878046062824794978, 7.19874399972789329117563402456, 7.892922880357853441373294662679, 8.299996811489996487599868109139, 9.062383584833459763181741976473

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