Properties

Label 2-1216-4.3-c2-0-18
Degree $2$
Conductor $1216$
Sign $-i$
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  + 0.644i·3-s + 2.32·5-s − 8.62i·7-s + 8.58·9-s + 19.2i·11-s − 13.8·13-s + 1.50i·15-s − 12.5·17-s + 4.35i·19-s + 5.56·21-s + 37.4i·23-s − 19.5·25-s + 11.3i·27-s + 6.36·29-s + 5.44i·31-s + ⋯
L(s)  = 1  + 0.214i·3-s + 0.465·5-s − 1.23i·7-s + 0.953·9-s + 1.75i·11-s − 1.06·13-s + 0.100i·15-s − 0.736·17-s + 0.229i·19-s + 0.264·21-s + 1.63i·23-s − 0.783·25-s + 0.419i·27-s + 0.219·29-s + 0.175i·31-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(1216\)    =    \(2^{6} \cdot 19\)
Sign: $-i$
Analytic conductor: \(33.1336\)
Root analytic conductor: \(5.75617\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{1216} (191, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1216,\ (\ :1),\ -i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.629498105\)
\(L(\frac12)\) \(\approx\) \(1.629498105\)
\(L(2)\) 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 \( 1 - 4.35iT \)
good3 \( 1 - 0.644iT - 9T^{2} \)
5 \( 1 - 2.32T + 25T^{2} \)
7 \( 1 + 8.62iT - 49T^{2} \)
11 \( 1 - 19.2iT - 121T^{2} \)
13 \( 1 + 13.8T + 169T^{2} \)
17 \( 1 + 12.5T + 289T^{2} \)
23 \( 1 - 37.4iT - 529T^{2} \)
29 \( 1 - 6.36T + 841T^{2} \)
31 \( 1 - 5.44iT - 961T^{2} \)
37 \( 1 + 20.9T + 1.36e3T^{2} \)
41 \( 1 - 72.8T + 1.68e3T^{2} \)
43 \( 1 - 10.1iT - 1.84e3T^{2} \)
47 \( 1 - 32.4iT - 2.20e3T^{2} \)
53 \( 1 - 42.9T + 2.80e3T^{2} \)
59 \( 1 - 38.9iT - 3.48e3T^{2} \)
61 \( 1 + 25.5T + 3.72e3T^{2} \)
67 \( 1 + 65.3iT - 4.48e3T^{2} \)
71 \( 1 - 18.7iT - 5.04e3T^{2} \)
73 \( 1 - 72.8T + 5.32e3T^{2} \)
79 \( 1 - 139. iT - 6.24e3T^{2} \)
83 \( 1 - 94.7iT - 6.88e3T^{2} \)
89 \( 1 - 33.3T + 7.92e3T^{2} \)
97 \( 1 + 150.T + 9.40e3T^{2} \)
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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

−9.678496939189310730916886865348, −9.438731459144724587210358992697, −7.74146853589994951845301521211, −7.32107323314539222495559415044, −6.70025425924230565445555443643, −5.34150077730807148014196242003, −4.44791488300972621347974333733, −3.93539152771761797331138400818, −2.30529825390530564985715418198, −1.35530030499754168707078404638, 0.47624022070075780073218194372, 2.08122554193993352562248688572, 2.77984764761750511922218603479, 4.17070722253972711414309927287, 5.21423775126910088890165987948, 6.02146250502259195006646181847, 6.68206586802564243593480145986, 7.77449834358508038097303049869, 8.674249175779029172257660194231, 9.182477719205499727107056433956

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