Properties

Label 2-75-3.2-c8-0-20
Degree $2$
Conductor $75$
Sign $0.869 + 0.493i$
Analytic cond. $30.5533$
Root an. cond. $5.52751$
Motivic weight $8$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 8.27i·2-s + (−70.4 − 39.9i)3-s + 187.·4-s + (−330. + 582. i)6-s − 860.·7-s − 3.66e3i·8-s + (3.36e3 + 5.63e3i)9-s + 8.66e3i·11-s + (−1.32e4 − 7.50e3i)12-s + 1.84e4·13-s + 7.11e3i·14-s + 1.76e4·16-s + 1.10e5i·17-s + (4.65e4 − 2.78e4i)18-s − 7.12e4·19-s + ⋯
L(s)  = 1  − 0.516i·2-s + (−0.869 − 0.493i)3-s + 0.732·4-s + (−0.255 + 0.449i)6-s − 0.358·7-s − 0.895i·8-s + (0.512 + 0.858i)9-s + 0.591i·11-s + (−0.637 − 0.361i)12-s + 0.646·13-s + 0.185i·14-s + 0.269·16-s + 1.31i·17-s + (0.443 − 0.264i)18-s − 0.546·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 75 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.869 + 0.493i)\, \overline{\Lambda}(9-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 75 ^{s/2} \, \Gamma_{\C}(s+4) \, L(s)\cr =\mathstrut & (0.869 + 0.493i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(75\)    =    \(3 \cdot 5^{2}\)
Sign: $0.869 + 0.493i$
Analytic conductor: \(30.5533\)
Root analytic conductor: \(5.52751\)
Motivic weight: \(8\)
Rational: no
Arithmetic: yes
Character: $\chi_{75} (26, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 75,\ (\ :4),\ 0.869 + 0.493i)\)

Particular Values

\(L(\frac{9}{2})\) \(\approx\) \(1.68988 - 0.446207i\)
\(L(\frac12)\) \(\approx\) \(1.68988 - 0.446207i\)
\(L(5)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (70.4 + 39.9i)T \)
5 \( 1 \)
good2 \( 1 + 8.27iT - 256T^{2} \)
7 \( 1 + 860.T + 5.76e6T^{2} \)
11 \( 1 - 8.66e3iT - 2.14e8T^{2} \)
13 \( 1 - 1.84e4T + 8.15e8T^{2} \)
17 \( 1 - 1.10e5iT - 6.97e9T^{2} \)
19 \( 1 + 7.12e4T + 1.69e10T^{2} \)
23 \( 1 - 3.69e5iT - 7.83e10T^{2} \)
29 \( 1 + 3.06e5iT - 5.00e11T^{2} \)
31 \( 1 - 1.39e6T + 8.52e11T^{2} \)
37 \( 1 - 3.68e6T + 3.51e12T^{2} \)
41 \( 1 + 5.05e6iT - 7.98e12T^{2} \)
43 \( 1 - 1.42e6T + 1.16e13T^{2} \)
47 \( 1 - 7.79e5iT - 2.38e13T^{2} \)
53 \( 1 + 7.55e6iT - 6.22e13T^{2} \)
59 \( 1 - 2.08e7iT - 1.46e14T^{2} \)
61 \( 1 - 2.03e7T + 1.91e14T^{2} \)
67 \( 1 - 1.37e6T + 4.06e14T^{2} \)
71 \( 1 + 4.19e6iT - 6.45e14T^{2} \)
73 \( 1 - 2.57e7T + 8.06e14T^{2} \)
79 \( 1 - 1.07e7T + 1.51e15T^{2} \)
83 \( 1 - 1.63e7iT - 2.25e15T^{2} \)
89 \( 1 - 5.98e7iT - 3.93e15T^{2} \)
97 \( 1 + 1.07e8T + 7.83e15T^{2} \)
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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

−12.60094216952020635706327867302, −11.67410424461360667233143975461, −10.77932889182616309570518277803, −9.858243634463250875840873298252, −7.940696531528284084469128678980, −6.70930372305419976522280372502, −5.86008020769868953890428515394, −3.98822616583802655798215740584, −2.20133486309970183598442499603, −1.01768345865244676290057678225, 0.76552306438986540600854172947, 2.89016179934099031533964660173, 4.66858633688787125545212342345, 6.05607672725789181855356215673, 6.69983238498707366778519756138, 8.251618219662707587213756199979, 9.737502513485741386760434074952, 10.95679477532996367881171241448, 11.59243047413018308044688671876, 12.82932459541600362350130682200

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