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Properties

Label 2-1575-315.167-c0-0-1
Degree $2$
Conductor $1575$
Sign $0.993 + 0.116i$
Analytic cond. $0.786027$
Root an. cond. $0.886581$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−0.707 − 0.707i)3-s + (−0.866 − 0.5i)4-s + (0.965 + 0.258i)7-s + 1.00i·9-s + (−1.5 + 0.866i)11-s + (0.258 + 0.965i)12-s + (0.965 − 0.258i)13-s + (0.499 + 0.866i)16-s + (1.22 + 1.22i)17-s + (−0.500 − 0.866i)21-s + (0.707 − 0.707i)27-s + (−0.707 − 0.707i)28-s + (1.67 + 0.448i)33-s + (0.500 − 0.866i)36-s + (−0.866 − 0.500i)39-s + ⋯
L(s)  = 1  + (−0.707 − 0.707i)3-s + (−0.866 − 0.5i)4-s + (0.965 + 0.258i)7-s + 1.00i·9-s + (−1.5 + 0.866i)11-s + (0.258 + 0.965i)12-s + (0.965 − 0.258i)13-s + (0.499 + 0.866i)16-s + (1.22 + 1.22i)17-s + (−0.500 − 0.866i)21-s + (0.707 − 0.707i)27-s + (−0.707 − 0.707i)28-s + (1.67 + 0.448i)33-s + (0.500 − 0.866i)36-s + (−0.866 − 0.500i)39-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1575 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.993 + 0.116i)\, \overline{\Lambda}(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1575 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.993 + 0.116i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1575\)    =    \(3^{2} \cdot 5^{2} \cdot 7\)
Sign: $0.993 + 0.116i$
Analytic conductor: \(0.786027\)
Root analytic conductor: \(0.886581\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{1575} (482, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1575,\ (\ :0),\ 0.993 + 0.116i)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.7563486057\)
\(L(\frac12)\) \(\approx\) \(0.7563486057\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (0.707 + 0.707i)T \)
5 \( 1 \)
7 \( 1 + (-0.965 - 0.258i)T \)
good2 \( 1 + (0.866 + 0.5i)T^{2} \)
11 \( 1 + (1.5 - 0.866i)T + (0.5 - 0.866i)T^{2} \)
13 \( 1 + (-0.965 + 0.258i)T + (0.866 - 0.5i)T^{2} \)
17 \( 1 + (-1.22 - 1.22i)T + iT^{2} \)
19 \( 1 + T^{2} \)
23 \( 1 + (0.866 - 0.5i)T^{2} \)
29 \( 1 + (-0.5 + 0.866i)T^{2} \)
31 \( 1 + (0.5 + 0.866i)T^{2} \)
37 \( 1 + iT^{2} \)
41 \( 1 + (-0.5 - 0.866i)T^{2} \)
43 \( 1 + (0.866 + 0.5i)T^{2} \)
47 \( 1 + (-0.448 + 1.67i)T + (-0.866 - 0.5i)T^{2} \)
53 \( 1 + iT^{2} \)
59 \( 1 + (0.5 + 0.866i)T^{2} \)
61 \( 1 + (0.5 - 0.866i)T^{2} \)
67 \( 1 + (0.866 - 0.5i)T^{2} \)
71 \( 1 - 1.73iT - T^{2} \)
73 \( 1 + (-0.707 - 0.707i)T + iT^{2} \)
79 \( 1 + (-0.866 + 0.5i)T + (0.5 - 0.866i)T^{2} \)
83 \( 1 + (-1.67 - 0.448i)T + (0.866 + 0.5i)T^{2} \)
89 \( 1 - T^{2} \)
97 \( 1 + (-0.965 - 0.258i)T + (0.866 + 0.5i)T^{2} \)
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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

−9.802205178814420101980683834193, −8.433304791351842122232319872898, −8.158670414228431871936573126649, −7.33796666494495767414590105028, −6.09862399986143329837622314461, −5.41561688202049609837028042387, −4.98803218512581441586321275408, −3.85822888133330841843386046942, −2.18651234074069398705553299977, −1.18192941330395818972174833013, 0.846054147690045600057702797730, 2.97688283374728085744946705221, 3.78803479193688569225931744245, 4.84607941391434299780360790753, 5.23834502962344823948860588273, 6.10133970460216124444079793611, 7.54139980727082895643937960653, 8.026197242239290354142187254694, 8.897807471904525950032913410162, 9.603038851836469060998516007530

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