Properties

Label 2-40e2-40.29-c1-0-17
Degree $2$
Conductor $1600$
Sign $0.316 + 0.948i$
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  − 3.44·3-s + 8.89·9-s − 5.44i·11-s + 1.89i·17-s + 6.34i·19-s − 20.3·27-s + 18.7i·33-s − 6.79·41-s + 10·43-s + 7·49-s − 6.55i·51-s − 21.8i·57-s − 6i·59-s + 0.348·67-s − 15.6i·73-s + ⋯
L(s)  = 1  − 1.99·3-s + 2.96·9-s − 1.64i·11-s + 0.460i·17-s + 1.45i·19-s − 3.91·27-s + 3.27i·33-s − 1.06·41-s + 1.52·43-s + 49-s − 0.917i·51-s − 2.90i·57-s − 0.781i·59-s + 0.0425·67-s − 1.83i·73-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.316 + 0.948i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.316 + 0.948i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1600\)    =    \(2^{6} \cdot 5^{2}\)
Sign: $0.316 + 0.948i$
Analytic conductor: \(12.7760\)
Root analytic conductor: \(3.57436\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1600} (1249, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1600,\ (\ :1/2),\ 0.316 + 0.948i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6653378516\)
\(L(\frac12)\) \(\approx\) \(0.6653378516\)
\(L(\frac{3}{2})\) 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 \( 1 + 3.44T + 3T^{2} \)
7 \( 1 - 7T^{2} \)
11 \( 1 + 5.44iT - 11T^{2} \)
13 \( 1 + 13T^{2} \)
17 \( 1 - 1.89iT - 17T^{2} \)
19 \( 1 - 6.34iT - 19T^{2} \)
23 \( 1 - 23T^{2} \)
29 \( 1 - 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 + 37T^{2} \)
41 \( 1 + 6.79T + 41T^{2} \)
43 \( 1 - 10T + 43T^{2} \)
47 \( 1 - 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 + 6iT - 59T^{2} \)
61 \( 1 - 61T^{2} \)
67 \( 1 - 0.348T + 67T^{2} \)
71 \( 1 + 71T^{2} \)
73 \( 1 + 15.6iT - 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 + 6.55T + 83T^{2} \)
89 \( 1 - 4.10T + 89T^{2} \)
97 \( 1 + 10iT - 97T^{2} \)
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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

−9.478104198657370703627850564421, −8.356791707542443650915118236906, −7.48790602098955109167051639975, −6.50197198095000856121783184517, −5.88102577926111353205268279583, −5.47403497463139711757498571672, −4.36192491862872156380671793395, −3.50767862226550132018734544717, −1.59414790499809998539044405142, −0.45991367095403731573251505221, 0.936932629245459087448355313027, 2.25259962310594989455302925968, 4.11626779992499838603258934124, 4.77425300252919880412751809457, 5.36739073328481432068376946444, 6.34186270191794645930235771020, 7.11413073637574541976050519380, 7.42324724046062831726326837877, 9.042127458443943868592243288390, 9.847540903722436454100060202775

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