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Properties

Label 2-160-20.3-c1-0-4
Degree $2$
Conductor $160$
Sign $0.525 + 0.850i$
Analytic cond. $1.27760$
Root an. cond. $1.13031$
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  + (2 − 2i)3-s + (−2 − i)5-s + (2 + 2i)7-s − 5i·9-s + (−1 − i)13-s + (−6 + 2i)15-s + (−5 + 5i)17-s + 4·19-s + 8·21-s + (2 − 2i)23-s + (3 + 4i)25-s + (−4 − 4i)27-s + 4i·29-s + 4i·31-s + (−2 − 6i)35-s + ⋯
L(s)  = 1  + (1.15 − 1.15i)3-s + (−0.894 − 0.447i)5-s + (0.755 + 0.755i)7-s − 1.66i·9-s + (−0.277 − 0.277i)13-s + (−1.54 + 0.516i)15-s + (−1.21 + 1.21i)17-s + 0.917·19-s + 1.74·21-s + (0.417 − 0.417i)23-s + (0.600 + 0.800i)25-s + (−0.769 − 0.769i)27-s + 0.742i·29-s + 0.718i·31-s + (−0.338 − 1.01i)35-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 160 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.525 + 0.850i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 160 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.525 + 0.850i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(160\)    =    \(2^{5} \cdot 5\)
Sign: $0.525 + 0.850i$
Analytic conductor: \(1.27760\)
Root analytic conductor: \(1.13031\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{160} (63, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 160,\ (\ :1/2),\ 0.525 + 0.850i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.25944 - 0.702187i\)
\(L(\frac12)\) \(\approx\) \(1.25944 - 0.702187i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + (2 + i)T \)
good3 \( 1 + (-2 + 2i)T - 3iT^{2} \)
7 \( 1 + (-2 - 2i)T + 7iT^{2} \)
11 \( 1 - 11T^{2} \)
13 \( 1 + (1 + i)T + 13iT^{2} \)
17 \( 1 + (5 - 5i)T - 17iT^{2} \)
19 \( 1 - 4T + 19T^{2} \)
23 \( 1 + (-2 + 2i)T - 23iT^{2} \)
29 \( 1 - 4iT - 29T^{2} \)
31 \( 1 - 4iT - 31T^{2} \)
37 \( 1 + (-1 + i)T - 37iT^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 + (6 - 6i)T - 43iT^{2} \)
47 \( 1 + (2 + 2i)T + 47iT^{2} \)
53 \( 1 + (7 + 7i)T + 53iT^{2} \)
59 \( 1 - 4T + 59T^{2} \)
61 \( 1 + 4T + 61T^{2} \)
67 \( 1 + (10 + 10i)T + 67iT^{2} \)
71 \( 1 + 12iT - 71T^{2} \)
73 \( 1 + (3 + 3i)T + 73iT^{2} \)
79 \( 1 - 16T + 79T^{2} \)
83 \( 1 + (2 - 2i)T - 83iT^{2} \)
89 \( 1 - 89T^{2} \)
97 \( 1 + (3 - 3i)T - 97iT^{2} \)
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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

−12.71374801099312588499214377472, −12.07023270002773118411229294502, −10.98230605233472102033642787198, −9.126987559540030977544371724928, −8.413988397954181114823838919408, −7.79759963680671264523446257947, −6.65685970773035818937017623377, −4.89861537428938523849156835685, −3.24165158360942039221965694743, −1.72813720098024007817035789707, 2.79192753768080197357103162731, 4.04291414657135911424569089257, 4.80279718484695034016716814816, 7.14425004370225237975692630081, 7.929833937490584685691239283390, 9.010490516613839272564350717719, 9.939661053809370859920349707089, 11.02035611823193949200370460922, 11.67769579780215213176866036881, 13.52948900660978997700739454452

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