Properties

Label 2-2550-5.4-c1-0-1
Degree $2$
Conductor $2550$
Sign $-0.894 + 0.447i$
Analytic cond. $20.3618$
Root an. cond. $4.51241$
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  + i·2-s i·3-s − 4-s + 6-s + 4.89i·7-s i·8-s − 9-s + i·12-s + 6.89i·13-s − 4.89·14-s + 16-s + i·17-s i·18-s − 4·19-s + 4.89·21-s + ⋯
L(s)  = 1  + 0.707i·2-s − 0.577i·3-s − 0.5·4-s + 0.408·6-s + 1.85i·7-s − 0.353i·8-s − 0.333·9-s + 0.288i·12-s + 1.91i·13-s − 1.30·14-s + 0.250·16-s + 0.242i·17-s − 0.235i·18-s − 0.917·19-s + 1.06·21-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2550 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.894 + 0.447i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2550 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.894 + 0.447i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2550\)    =    \(2 \cdot 3 \cdot 5^{2} \cdot 17\)
Sign: $-0.894 + 0.447i$
Analytic conductor: \(20.3618\)
Root analytic conductor: \(4.51241\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2550} (2449, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2550,\ (\ :1/2),\ -0.894 + 0.447i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6827306451\)
\(L(\frac12)\) \(\approx\) \(0.6827306451\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - iT \)
3 \( 1 + iT \)
5 \( 1 \)
17 \( 1 - iT \)
good7 \( 1 - 4.89iT - 7T^{2} \)
11 \( 1 + 11T^{2} \)
13 \( 1 - 6.89iT - 13T^{2} \)
19 \( 1 + 4T + 19T^{2} \)
23 \( 1 + 4iT - 23T^{2} \)
29 \( 1 + 6T + 29T^{2} \)
31 \( 1 - 4T + 31T^{2} \)
37 \( 1 + 6iT - 37T^{2} \)
41 \( 1 + 2.89T + 41T^{2} \)
43 \( 1 - 8.89iT - 43T^{2} \)
47 \( 1 + 9.79iT - 47T^{2} \)
53 \( 1 + 7.79iT - 53T^{2} \)
59 \( 1 + 4.89T + 59T^{2} \)
61 \( 1 - 11.7T + 61T^{2} \)
67 \( 1 + 0.898iT - 67T^{2} \)
71 \( 1 + 8.89T + 71T^{2} \)
73 \( 1 + 10.8iT - 73T^{2} \)
79 \( 1 - 5.79T + 79T^{2} \)
83 \( 1 - 13.7iT - 83T^{2} \)
89 \( 1 - 7.79T + 89T^{2} \)
97 \( 1 - 12.6iT - 97T^{2} \)
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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

−9.072065136627150708703443962336, −8.571006849963097735740886955807, −7.924492857584280856433347010018, −6.69982464492988550640831372878, −6.48377644893492291134623305117, −5.62657916734905469164180277613, −4.83625050402466684097425728755, −3.85383124520075849115852723334, −2.44875501827474828794991139577, −1.83710965086485741568466836473, 0.23029475477837846189140319816, 1.29622532570298227125708074685, 2.84309354136588523945401882728, 3.59533071939323394580718895463, 4.25690944728786565723072602545, 5.08516545346670090866997663480, 5.96059103336306500130932082861, 7.11793257374426857737511073084, 7.80839877400707367465510149997, 8.453951603963776004000052933803

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