Properties

Label 2-40e2-80.67-c1-0-0
Degree $2$
Conductor $1600$
Sign $-0.945 + 0.324i$
Analytic cond. $12.7760$
Root an. cond. $3.57436$
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  + 1.86i·3-s + (0.719 + 0.719i)7-s − 0.487·9-s + (0.805 + 0.805i)11-s − 5.90·13-s + (−5.17 − 5.17i)17-s + (−1.16 − 1.16i)19-s + (−1.34 + 1.34i)21-s + (−2.30 + 2.30i)23-s + 4.69i·27-s + (−3.71 + 3.71i)29-s + 9.82i·31-s + (−1.50 + 1.50i)33-s − 1.71·37-s − 11.0i·39-s + ⋯
L(s)  = 1  + 1.07i·3-s + (0.272 + 0.272i)7-s − 0.162·9-s + (0.242 + 0.242i)11-s − 1.63·13-s + (−1.25 − 1.25i)17-s + (−0.266 − 0.266i)19-s + (−0.293 + 0.293i)21-s + (−0.479 + 0.479i)23-s + 0.902i·27-s + (−0.690 + 0.690i)29-s + 1.76i·31-s + (−0.261 + 0.261i)33-s − 0.282·37-s − 1.76i·39-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.945 + 0.324i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.945 + 0.324i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1600\)    =    \(2^{6} \cdot 5^{2}\)
Sign: $-0.945 + 0.324i$
Analytic conductor: \(12.7760\)
Root analytic conductor: \(3.57436\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1600} (1007, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1600,\ (\ :1/2),\ -0.945 + 0.324i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5702495978\)
\(L(\frac12)\) \(\approx\) \(0.5702495978\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
good3 \( 1 - 1.86iT - 3T^{2} \)
7 \( 1 + (-0.719 - 0.719i)T + 7iT^{2} \)
11 \( 1 + (-0.805 - 0.805i)T + 11iT^{2} \)
13 \( 1 + 5.90T + 13T^{2} \)
17 \( 1 + (5.17 + 5.17i)T + 17iT^{2} \)
19 \( 1 + (1.16 + 1.16i)T + 19iT^{2} \)
23 \( 1 + (2.30 - 2.30i)T - 23iT^{2} \)
29 \( 1 + (3.71 - 3.71i)T - 29iT^{2} \)
31 \( 1 - 9.82iT - 31T^{2} \)
37 \( 1 + 1.71T + 37T^{2} \)
41 \( 1 + 3.93iT - 41T^{2} \)
43 \( 1 + 8.82T + 43T^{2} \)
47 \( 1 + (-3.21 + 3.21i)T - 47iT^{2} \)
53 \( 1 - 8.60iT - 53T^{2} \)
59 \( 1 + (-5.24 + 5.24i)T - 59iT^{2} \)
61 \( 1 + (-1.59 - 1.59i)T + 61iT^{2} \)
67 \( 1 + 9.29T + 67T^{2} \)
71 \( 1 + 9.33T + 71T^{2} \)
73 \( 1 + (-8.57 - 8.57i)T + 73iT^{2} \)
79 \( 1 + 1.70T + 79T^{2} \)
83 \( 1 - 13.8iT - 83T^{2} \)
89 \( 1 - 4.48T + 89T^{2} \)
97 \( 1 + (4.46 + 4.46i)T + 97iT^{2} \)
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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

−9.800734067621819141146105694665, −9.182341243506948704840470458219, −8.555744636058888822510943298224, −7.19648367921522468004809391005, −6.92858595107969329282537969132, −5.31967130764070358746300800655, −4.93491279233982523736287094836, −4.14012830574273019409594214303, −3.01681701197716867583950505296, −1.94637530256780295428618557800, 0.20159882245622668985117111528, 1.77089746462818966881563249432, 2.41268724913014290198305404056, 3.98428078082033753142932006239, 4.69681370200299504201204054697, 6.02030235413854592923724453429, 6.53911214014329629312478210367, 7.49940275410772482285383956883, 7.912953584734716060411308068539, 8.821376470911422046686765809583

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