Properties

Label 2-15e2-225.16-c1-0-6
Degree $2$
Conductor $225$
Sign $-0.820 - 0.571i$
Analytic cond. $1.79663$
Root an. cond. $1.34038$
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  + (−0.808 + 0.359i)2-s + (0.558 + 1.63i)3-s + (−0.814 + 0.904i)4-s + (1.09 + 1.94i)5-s + (−1.04 − 1.12i)6-s + (−0.458 + 0.793i)7-s + (0.879 − 2.70i)8-s + (−2.37 + 1.83i)9-s + (−1.58 − 1.18i)10-s + (1.33 − 0.594i)11-s + (−1.93 − 0.830i)12-s + (−1.67 − 0.744i)13-s + (0.0846 − 0.805i)14-s + (−2.58 + 2.88i)15-s + (0.00858 + 0.0816i)16-s + (1.50 − 4.62i)17-s + ⋯
L(s)  = 1  + (−0.571 + 0.254i)2-s + (0.322 + 0.946i)3-s + (−0.407 + 0.452i)4-s + (0.490 + 0.871i)5-s + (−0.425 − 0.458i)6-s + (−0.173 + 0.299i)7-s + (0.310 − 0.956i)8-s + (−0.791 + 0.610i)9-s + (−0.501 − 0.373i)10-s + (0.402 − 0.179i)11-s + (−0.559 − 0.239i)12-s + (−0.464 − 0.206i)13-s + (0.0226 − 0.215i)14-s + (−0.666 + 0.745i)15-s + (0.00214 + 0.0204i)16-s + (0.364 − 1.12i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.820 - 0.571i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.820 - 0.571i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(225\)    =    \(3^{2} \cdot 5^{2}\)
Sign: $-0.820 - 0.571i$
Analytic conductor: \(1.79663\)
Root analytic conductor: \(1.34038\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{225} (16, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 225,\ (\ :1/2),\ -0.820 - 0.571i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.264127 + 0.841158i\)
\(L(\frac12)\) \(\approx\) \(0.264127 + 0.841158i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (-0.558 - 1.63i)T \)
5 \( 1 + (-1.09 - 1.94i)T \)
good2 \( 1 + (0.808 - 0.359i)T + (1.33 - 1.48i)T^{2} \)
7 \( 1 + (0.458 - 0.793i)T + (-3.5 - 6.06i)T^{2} \)
11 \( 1 + (-1.33 + 0.594i)T + (7.36 - 8.17i)T^{2} \)
13 \( 1 + (1.67 + 0.744i)T + (8.69 + 9.66i)T^{2} \)
17 \( 1 + (-1.50 + 4.62i)T + (-13.7 - 9.99i)T^{2} \)
19 \( 1 + (2.04 - 6.28i)T + (-15.3 - 11.1i)T^{2} \)
23 \( 1 + (0.0683 - 0.650i)T + (-22.4 - 4.78i)T^{2} \)
29 \( 1 + (-6.29 - 1.33i)T + (26.4 + 11.7i)T^{2} \)
31 \( 1 + (-2.87 + 0.611i)T + (28.3 - 12.6i)T^{2} \)
37 \( 1 + (4.86 - 3.53i)T + (11.4 - 35.1i)T^{2} \)
41 \( 1 + (-2.26 - 1.00i)T + (27.4 + 30.4i)T^{2} \)
43 \( 1 + (-2.01 + 3.48i)T + (-21.5 - 37.2i)T^{2} \)
47 \( 1 + (-5.26 - 1.11i)T + (42.9 + 19.1i)T^{2} \)
53 \( 1 + (3.46 + 10.6i)T + (-42.8 + 31.1i)T^{2} \)
59 \( 1 + (-1.82 - 0.813i)T + (39.4 + 43.8i)T^{2} \)
61 \( 1 + (-11.5 + 5.14i)T + (40.8 - 45.3i)T^{2} \)
67 \( 1 + (-8.34 + 1.77i)T + (61.2 - 27.2i)T^{2} \)
71 \( 1 + (-5.09 - 15.6i)T + (-57.4 + 41.7i)T^{2} \)
73 \( 1 + (2.01 + 1.46i)T + (22.5 + 69.4i)T^{2} \)
79 \( 1 + (6.05 + 1.28i)T + (72.1 + 32.1i)T^{2} \)
83 \( 1 + (-2.67 - 2.97i)T + (-8.67 + 82.5i)T^{2} \)
89 \( 1 + (11.4 + 8.29i)T + (27.5 + 84.6i)T^{2} \)
97 \( 1 + (5.89 + 1.25i)T + (88.6 + 39.4i)T^{2} \)
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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

−12.59265678153859517745144246312, −11.50785421525326168263249046187, −10.16282909243825889542213212063, −9.850732504923217165973383420453, −8.818467031554305635186372854159, −7.896482449767372852250444311209, −6.70175415561252805437002844980, −5.34534928450508689010760860927, −3.89654840065909717759322181568, −2.80742854982048963437674780918, 0.905272883443158279539269227828, 2.23641285588597575455536907684, 4.42583269424013921770842317331, 5.72210150333086207140808594856, 6.84244888406560935449442185234, 8.220500023932639031896591982785, 8.877900484439824731617437486161, 9.702595799455384215452628902458, 10.74691908556652286120258024686, 12.02456486585056767285585428092

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