Properties

Label 2-440-5.4-c1-0-0
Degree $2$
Conductor $440$
Sign $-0.894 - 0.447i$
Analytic cond. $3.51341$
Root an. cond. $1.87441$
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  + 2i·3-s + (−1 + 2i)5-s + 2i·7-s − 9-s − 11-s + (−4 − 2i)15-s − 4i·17-s − 4·19-s − 4·21-s + 6i·23-s + (−3 − 4i)25-s + 4i·27-s − 2·29-s + 8·31-s − 2i·33-s + ⋯
L(s)  = 1  + 1.15i·3-s + (−0.447 + 0.894i)5-s + 0.755i·7-s − 0.333·9-s − 0.301·11-s + (−1.03 − 0.516i)15-s − 0.970i·17-s − 0.917·19-s − 0.872·21-s + 1.25i·23-s + (−0.600 − 0.800i)25-s + 0.769i·27-s − 0.371·29-s + 1.43·31-s − 0.348i·33-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 440 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.894 - 0.447i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 440 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.894 - 0.447i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(440\)    =    \(2^{3} \cdot 5 \cdot 11\)
Sign: $-0.894 - 0.447i$
Analytic conductor: \(3.51341\)
Root analytic conductor: \(1.87441\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{440} (89, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 440,\ (\ :1/2),\ -0.894 - 0.447i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.247813 + 1.04975i\)
\(L(\frac12)\) \(\approx\) \(0.247813 + 1.04975i\)
\(L(\frac{3}{2})\) 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 \( 1 + (1 - 2i)T \)
11 \( 1 + T \)
good3 \( 1 - 2iT - 3T^{2} \)
7 \( 1 - 2iT - 7T^{2} \)
13 \( 1 - 13T^{2} \)
17 \( 1 + 4iT - 17T^{2} \)
19 \( 1 + 4T + 19T^{2} \)
23 \( 1 - 6iT - 23T^{2} \)
29 \( 1 + 2T + 29T^{2} \)
31 \( 1 - 8T + 31T^{2} \)
37 \( 1 + 4iT - 37T^{2} \)
41 \( 1 + 6T + 41T^{2} \)
43 \( 1 - 6iT - 43T^{2} \)
47 \( 1 + 2iT - 47T^{2} \)
53 \( 1 - 12iT - 53T^{2} \)
59 \( 1 + 4T + 59T^{2} \)
61 \( 1 - 14T + 61T^{2} \)
67 \( 1 - 10iT - 67T^{2} \)
71 \( 1 - 8T + 71T^{2} \)
73 \( 1 + 4iT - 73T^{2} \)
79 \( 1 - 8T + 79T^{2} \)
83 \( 1 + 2iT - 83T^{2} \)
89 \( 1 - 10T + 89T^{2} \)
97 \( 1 + 8iT - 97T^{2} \)
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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

−11.36572114004635848600956117352, −10.55787383037823770628685891191, −9.810647581571463515380527240658, −9.003076710520285613371303604748, −7.907089846034882614817261646092, −6.87215146085167049520911596624, −5.69791440170000227383143639971, −4.65709912619538378777439344959, −3.60347317798932890194676622399, −2.54521012174282195832422725661, 0.68484837455258599651846059410, 2.03082661722900013689147938860, 3.86596933353002954570529155011, 4.85343387815503816826307657787, 6.28286464040817646115025342283, 7.02631659470772875607280564961, 8.169014449639384430285692889352, 8.418010201702661654127423564143, 9.930172879529839923082036369264, 10.78848901929084714073547113363

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