Properties

Label 2-15e2-5.4-c3-0-1
Degree $2$
Conductor $225$
Sign $-0.447 + 0.894i$
Analytic cond. $13.2754$
Root an. cond. $3.64354$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 4i·2-s − 8·4-s + 6i·7-s − 32·11-s + 38i·13-s − 24·14-s − 64·16-s − 26i·17-s − 100·19-s − 128i·22-s − 78i·23-s − 152·26-s − 48i·28-s − 50·29-s − 108·31-s − 256i·32-s + ⋯
L(s)  = 1  + 1.41i·2-s − 4-s + 0.323i·7-s − 0.877·11-s + 0.810i·13-s − 0.458·14-s − 16-s − 0.370i·17-s − 1.20·19-s − 1.24i·22-s − 0.707i·23-s − 1.14·26-s − 0.323i·28-s − 0.320·29-s − 0.625·31-s − 1.41i·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.447 + 0.894i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (-0.447 + 0.894i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(225\)    =    \(3^{2} \cdot 5^{2}\)
Sign: $-0.447 + 0.894i$
Analytic conductor: \(13.2754\)
Root analytic conductor: \(3.64354\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{225} (199, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 225,\ (\ :3/2),\ -0.447 + 0.894i)\)

Particular Values

\(L(2)\) \(\approx\) \(0.372715 - 0.603066i\)
\(L(\frac12)\) \(\approx\) \(0.372715 - 0.603066i\)
\(L(\frac{5}{2})\) 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 \( 1 \)
good2 \( 1 - 4iT - 8T^{2} \)
7 \( 1 - 6iT - 343T^{2} \)
11 \( 1 + 32T + 1.33e3T^{2} \)
13 \( 1 - 38iT - 2.19e3T^{2} \)
17 \( 1 + 26iT - 4.91e3T^{2} \)
19 \( 1 + 100T + 6.85e3T^{2} \)
23 \( 1 + 78iT - 1.21e4T^{2} \)
29 \( 1 + 50T + 2.43e4T^{2} \)
31 \( 1 + 108T + 2.97e4T^{2} \)
37 \( 1 - 266iT - 5.06e4T^{2} \)
41 \( 1 + 22T + 6.89e4T^{2} \)
43 \( 1 + 442iT - 7.95e4T^{2} \)
47 \( 1 - 514iT - 1.03e5T^{2} \)
53 \( 1 - 2iT - 1.48e5T^{2} \)
59 \( 1 - 500T + 2.05e5T^{2} \)
61 \( 1 + 518T + 2.26e5T^{2} \)
67 \( 1 - 126iT - 3.00e5T^{2} \)
71 \( 1 + 412T + 3.57e5T^{2} \)
73 \( 1 - 878iT - 3.89e5T^{2} \)
79 \( 1 + 600T + 4.93e5T^{2} \)
83 \( 1 - 282iT - 5.71e5T^{2} \)
89 \( 1 + 150T + 7.04e5T^{2} \)
97 \( 1 - 386iT - 9.12e5T^{2} \)
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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

−12.66464164923169188111478288414, −11.48999159216930931950021529863, −10.42965859123453469199420682920, −9.085699558658319960723887401631, −8.362490277408615677388252496252, −7.32488124350269556007860738421, −6.43856895581418512275817067461, −5.43477343017973845487129109246, −4.37910657868203024511301877637, −2.37348008922852876239774577557, 0.27358447374549899257055219164, 1.91314019147042051215469236949, 3.15903330841775996080496884823, 4.29135622900123821162032689401, 5.69287594106284963827397012071, 7.21177933613361833415980915041, 8.383308826170656975080157514172, 9.555324731457588957912947919611, 10.53499610710502673366448436790, 10.91282225535868211705322114922

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