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Properties

Label 2-15e2-25.16-c1-0-5
Degree $2$
Conductor $225$
Sign $0.876 - 0.481i$
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  + (0.809 + 0.587i)2-s + (−0.309 − 0.951i)4-s + (−0.690 + 2.12i)5-s + 4.47·7-s + (0.927 − 2.85i)8-s + (−1.80 + 1.31i)10-s + (2.61 + 1.90i)11-s + (−2.73 + 1.98i)13-s + (3.61 + 2.62i)14-s + (0.809 − 0.587i)16-s + (0.881 − 2.71i)17-s + (−1 + 3.07i)19-s + 2.23·20-s + (1 + 3.07i)22-s + (−3.61 − 2.62i)23-s + ⋯
L(s)  = 1  + (0.572 + 0.415i)2-s + (−0.154 − 0.475i)4-s + (−0.309 + 0.951i)5-s + 1.69·7-s + (0.327 − 1.00i)8-s + (−0.572 + 0.415i)10-s + (0.789 + 0.573i)11-s + (−0.758 + 0.551i)13-s + (0.966 + 0.702i)14-s + (0.202 − 0.146i)16-s + (0.213 − 0.658i)17-s + (−0.229 + 0.706i)19-s + 0.499·20-s + (0.213 + 0.656i)22-s + (−0.754 − 0.548i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.876 - 0.481i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.876 - 0.481i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(225\)    =    \(3^{2} \cdot 5^{2}\)
Sign: $0.876 - 0.481i$
Analytic conductor: \(1.79663\)
Root analytic conductor: \(1.34038\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{225} (91, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 225,\ (\ :1/2),\ 0.876 - 0.481i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.63552 + 0.419930i\)
\(L(\frac12)\) \(\approx\) \(1.63552 + 0.419930i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 + (0.690 - 2.12i)T \)
good2 \( 1 + (-0.809 - 0.587i)T + (0.618 + 1.90i)T^{2} \)
7 \( 1 - 4.47T + 7T^{2} \)
11 \( 1 + (-2.61 - 1.90i)T + (3.39 + 10.4i)T^{2} \)
13 \( 1 + (2.73 - 1.98i)T + (4.01 - 12.3i)T^{2} \)
17 \( 1 + (-0.881 + 2.71i)T + (-13.7 - 9.99i)T^{2} \)
19 \( 1 + (1 - 3.07i)T + (-15.3 - 11.1i)T^{2} \)
23 \( 1 + (3.61 + 2.62i)T + (7.10 + 21.8i)T^{2} \)
29 \( 1 + (1.35 + 4.16i)T + (-23.4 + 17.0i)T^{2} \)
31 \( 1 + (-2.23 + 6.88i)T + (-25.0 - 18.2i)T^{2} \)
37 \( 1 + (6.54 - 4.75i)T + (11.4 - 35.1i)T^{2} \)
41 \( 1 + (1.11 - 0.812i)T + (12.6 - 38.9i)T^{2} \)
43 \( 1 + 5.70T + 43T^{2} \)
47 \( 1 + (-1.61 - 4.97i)T + (-38.0 + 27.6i)T^{2} \)
53 \( 1 + (0.427 + 1.31i)T + (-42.8 + 31.1i)T^{2} \)
59 \( 1 + (3.23 - 2.35i)T + (18.2 - 56.1i)T^{2} \)
61 \( 1 + (-0.5 - 0.363i)T + (18.8 + 58.0i)T^{2} \)
67 \( 1 + (-1.61 + 4.97i)T + (-54.2 - 39.3i)T^{2} \)
71 \( 1 + (-0.236 - 0.726i)T + (-57.4 + 41.7i)T^{2} \)
73 \( 1 + (2.5 + 1.81i)T + (22.5 + 69.4i)T^{2} \)
79 \( 1 + (-63.9 + 46.4i)T^{2} \)
83 \( 1 + (1.09 - 3.35i)T + (-67.1 - 48.7i)T^{2} \)
89 \( 1 + (-6.16 - 4.47i)T + (27.5 + 84.6i)T^{2} \)
97 \( 1 + (-2.73 - 8.42i)T + (-78.4 + 57.0i)T^{2} \)
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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

−12.08851342813807354937723965215, −11.54234059217981358406644650788, −10.41628445832067448545366468273, −9.584383007897789083075582476923, −8.058179543206038949223117324633, −7.17897739639323865238545785313, −6.17268030779864550328744546749, −4.84822832189948904650503146037, −4.08437446134245513321465711808, −1.93949826677312113901839068846, 1.72749929965010951357273397756, 3.62989396027649384536275826280, 4.71824789779198342601064649634, 5.39051016927796325163416647458, 7.42790405120259009925472471808, 8.349707992381493234343423797379, 8.860013480804966148367741146245, 10.58407970202855177728717922052, 11.60235054872620918046424035094, 12.05632783391819231813050025346

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