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Properties

Label 2-40e2-80.43-c1-0-22
Degree $2$
Conductor $1600$
Sign $-0.352 + 0.935i$
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  − 2.35i·3-s + (−2.66 + 2.66i)7-s − 2.56·9-s + (2.20 − 2.20i)11-s + 4.16·13-s + (−1.69 + 1.69i)17-s + (4.74 − 4.74i)19-s + (6.28 + 6.28i)21-s + (3.70 + 3.70i)23-s − 1.03i·27-s + (−3.65 − 3.65i)29-s − 6.90i·31-s + (−5.20 − 5.20i)33-s − 1.10·37-s − 9.81i·39-s + ⋯
L(s)  = 1  − 1.36i·3-s + (−1.00 + 1.00i)7-s − 0.853·9-s + (0.665 − 0.665i)11-s + 1.15·13-s + (−0.410 + 0.410i)17-s + (1.08 − 1.08i)19-s + (1.37 + 1.37i)21-s + (0.772 + 0.772i)23-s − 0.199i·27-s + (−0.679 − 0.679i)29-s − 1.23i·31-s + (−0.905 − 0.905i)33-s − 0.180·37-s − 1.57i·39-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.352 + 0.935i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.352 + 0.935i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1600\)    =    \(2^{6} \cdot 5^{2}\)
Sign: $-0.352 + 0.935i$
Analytic conductor: \(12.7760\)
Root analytic conductor: \(3.57436\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1600} (143, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1600,\ (\ :1/2),\ -0.352 + 0.935i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.508662257\)
\(L(\frac12)\) \(\approx\) \(1.508662257\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.35iT - 3T^{2} \)
7 \( 1 + (2.66 - 2.66i)T - 7iT^{2} \)
11 \( 1 + (-2.20 + 2.20i)T - 11iT^{2} \)
13 \( 1 - 4.16T + 13T^{2} \)
17 \( 1 + (1.69 - 1.69i)T - 17iT^{2} \)
19 \( 1 + (-4.74 + 4.74i)T - 19iT^{2} \)
23 \( 1 + (-3.70 - 3.70i)T + 23iT^{2} \)
29 \( 1 + (3.65 + 3.65i)T + 29iT^{2} \)
31 \( 1 + 6.90iT - 31T^{2} \)
37 \( 1 + 1.10T + 37T^{2} \)
41 \( 1 + 9.85iT - 41T^{2} \)
43 \( 1 + 10.0T + 43T^{2} \)
47 \( 1 + (-3.90 - 3.90i)T + 47iT^{2} \)
53 \( 1 + 6.19iT - 53T^{2} \)
59 \( 1 + (-3.42 - 3.42i)T + 59iT^{2} \)
61 \( 1 + (4.57 - 4.57i)T - 61iT^{2} \)
67 \( 1 - 6.37T + 67T^{2} \)
71 \( 1 - 1.03T + 71T^{2} \)
73 \( 1 + (-4.70 + 4.70i)T - 73iT^{2} \)
79 \( 1 - 2.54T + 79T^{2} \)
83 \( 1 + 7.65iT - 83T^{2} \)
89 \( 1 - 1.77T + 89T^{2} \)
97 \( 1 + (1.16 - 1.16i)T - 97iT^{2} \)
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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

−9.041744414773084788334513428273, −8.427207650381340183489017702009, −7.42715394263153519903887460822, −6.68400110993276736174008001359, −6.08340513119688052648354972417, −5.45833870813772354768130219622, −3.80563979090393463432949512140, −2.94628202454791097015825901818, −1.87321222224941118550387223954, −0.66149500550467328293041127244, 1.27539931361263054991845052742, 3.26634645250576068441012268990, 3.64714611411824810467305072097, 4.51639947321597889734878381845, 5.35821068460119061812554713575, 6.55837826040865609330734486504, 7.02636863017850831084113734423, 8.251586376173990381055082197184, 9.209450713790417944880646151852, 9.636704438720761264821044404962

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