Properties

Label 2-230-23.22-c4-0-3
Degree $2$
Conductor $230$
Sign $-0.689 - 0.724i$
Analytic cond. $23.7750$
Root an. cond. $4.87597$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.82·2-s − 11.3·3-s + 8.00·4-s − 11.1i·5-s + 32.2·6-s + 85.1i·7-s − 22.6·8-s + 48.8·9-s + 31.6i·10-s − 125. i·11-s − 91.1·12-s + 144.·13-s − 240. i·14-s + 127. i·15-s + 64.0·16-s − 52.2i·17-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.26·3-s + 0.500·4-s − 0.447i·5-s + 0.895·6-s + 1.73i·7-s − 0.353·8-s + 0.603·9-s + 0.316i·10-s − 1.03i·11-s − 0.633·12-s + 0.854·13-s − 1.22i·14-s + 0.566i·15-s + 0.250·16-s − 0.180i·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 230 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.689 - 0.724i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 230 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (-0.689 - 0.724i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(230\)    =    \(2 \cdot 5 \cdot 23\)
Sign: $-0.689 - 0.724i$
Analytic conductor: \(23.7750\)
Root analytic conductor: \(4.87597\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{230} (91, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 230,\ (\ :2),\ -0.689 - 0.724i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(0.3659409010\)
\(L(\frac12)\) \(\approx\) \(0.3659409010\)
\(L(3)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + 2.82T \)
5 \( 1 + 11.1iT \)
23 \( 1 + (-383. + 364. i)T \)
good3 \( 1 + 11.3T + 81T^{2} \)
7 \( 1 - 85.1iT - 2.40e3T^{2} \)
11 \( 1 + 125. iT - 1.46e4T^{2} \)
13 \( 1 - 144.T + 2.85e4T^{2} \)
17 \( 1 + 52.2iT - 8.35e4T^{2} \)
19 \( 1 - 0.836iT - 1.30e5T^{2} \)
29 \( 1 + 906.T + 7.07e5T^{2} \)
31 \( 1 - 1.69e3T + 9.23e5T^{2} \)
37 \( 1 - 1.69e3iT - 1.87e6T^{2} \)
41 \( 1 + 2.58e3T + 2.82e6T^{2} \)
43 \( 1 - 364. iT - 3.41e6T^{2} \)
47 \( 1 + 2.59e3T + 4.87e6T^{2} \)
53 \( 1 - 1.53e3iT - 7.89e6T^{2} \)
59 \( 1 + 1.52e3T + 1.21e7T^{2} \)
61 \( 1 - 5.32e3iT - 1.38e7T^{2} \)
67 \( 1 - 4.91e3iT - 2.01e7T^{2} \)
71 \( 1 - 1.79e3T + 2.54e7T^{2} \)
73 \( 1 - 607.T + 2.83e7T^{2} \)
79 \( 1 - 229. iT - 3.89e7T^{2} \)
83 \( 1 - 6.88e3iT - 4.74e7T^{2} \)
89 \( 1 + 3.67e3iT - 6.27e7T^{2} \)
97 \( 1 + 1.03e4iT - 8.85e7T^{2} \)
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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

−11.63175420872318386497672247656, −11.21757730400318536070878971462, −10.00907508908490402121658368249, −8.759368026716992901459912411369, −8.385659573820979940213742247644, −6.50825393216015999063524492756, −5.88115294272760146927656922608, −5.01096922110832775813843071130, −2.90386253652185959613930411426, −1.16680661735648385520646180945, 0.22178539726403326478295653766, 1.44508348097688247113518718018, 3.64127323290830062347493275041, 4.94943734541346124982488894591, 6.40195829854079773521644401931, 7.01084783358697579928839020492, 7.968212697648452224388151546724, 9.596380741463129663350029330326, 10.44574221753447744137408817028, 10.97355953185036148169976028420

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