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Properties

Label 2-280-35.27-c1-0-3
Degree $2$
Conductor $280$
Sign $-0.151 - 0.988i$
Analytic cond. $2.23581$
Root an. cond. $1.49526$
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  + (2.16 + 2.16i)3-s + (−1.91 + 1.14i)5-s + (−2.61 − 0.409i)7-s + 6.36i·9-s + 0.796·11-s + (3.25 + 3.25i)13-s + (−6.63 − 1.66i)15-s + (2.52 − 2.52i)17-s + 2.29·19-s + (−4.76 − 6.54i)21-s + (−2.08 + 2.08i)23-s + (2.35 − 4.40i)25-s + (−7.27 + 7.27i)27-s − 10.0i·29-s − 3.63i·31-s + ⋯
L(s)  = 1  + (1.24 + 1.24i)3-s + (−0.857 + 0.513i)5-s + (−0.987 − 0.154i)7-s + 2.12i·9-s + 0.240·11-s + (0.901 + 0.901i)13-s + (−1.71 − 0.429i)15-s + (0.611 − 0.611i)17-s + 0.527·19-s + (−1.04 − 1.42i)21-s + (−0.434 + 0.434i)23-s + (0.471 − 0.881i)25-s + (−1.39 + 1.39i)27-s − 1.87i·29-s − 0.652i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 280 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.151 - 0.988i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 280 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.151 - 0.988i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(280\)    =    \(2^{3} \cdot 5 \cdot 7\)
Sign: $-0.151 - 0.988i$
Analytic conductor: \(2.23581\)
Root analytic conductor: \(1.49526\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{280} (97, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 280,\ (\ :1/2),\ -0.151 - 0.988i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.996431 + 1.16100i\)
\(L(\frac12)\) \(\approx\) \(0.996431 + 1.16100i\)
\(L(\frac{3}{2})\) 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 \( 1 + (1.91 - 1.14i)T \)
7 \( 1 + (2.61 + 0.409i)T \)
good3 \( 1 + (-2.16 - 2.16i)T + 3iT^{2} \)
11 \( 1 - 0.796T + 11T^{2} \)
13 \( 1 + (-3.25 - 3.25i)T + 13iT^{2} \)
17 \( 1 + (-2.52 + 2.52i)T - 17iT^{2} \)
19 \( 1 - 2.29T + 19T^{2} \)
23 \( 1 + (2.08 - 2.08i)T - 23iT^{2} \)
29 \( 1 + 10.0iT - 29T^{2} \)
31 \( 1 + 3.63iT - 31T^{2} \)
37 \( 1 + (-7.30 - 7.30i)T + 37iT^{2} \)
41 \( 1 - 2.81iT - 41T^{2} \)
43 \( 1 + (-2.33 + 2.33i)T - 43iT^{2} \)
47 \( 1 + (4.09 - 4.09i)T - 47iT^{2} \)
53 \( 1 + (-6.50 + 6.50i)T - 53iT^{2} \)
59 \( 1 + 11.4T + 59T^{2} \)
61 \( 1 + 3.35iT - 61T^{2} \)
67 \( 1 + (2.49 + 2.49i)T + 67iT^{2} \)
71 \( 1 + 2.93T + 71T^{2} \)
73 \( 1 + (-4.93 - 4.93i)T + 73iT^{2} \)
79 \( 1 + 6.53iT - 79T^{2} \)
83 \( 1 + (-1.14 - 1.14i)T + 83iT^{2} \)
89 \( 1 + 14.0T + 89T^{2} \)
97 \( 1 + (-4.30 + 4.30i)T - 97iT^{2} \)
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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

−11.86945723065735153496855680775, −11.08299833112579566756812754262, −9.838456268825641992296219634526, −9.542707623133014283601638734069, −8.362253099636227788311096185672, −7.53886388516474516260038410489, −6.21677439864828734020703336102, −4.39335349009538965446262952639, −3.68649044105491029658751603496, −2.80239403386180202442684453034, 1.14735913220121699054176173695, 3.00963776078436051367473370894, 3.75676985283322076168339288117, 5.81311004039665069099342873878, 6.96429597717396001548491572890, 7.80173546490119748870147966264, 8.596543872596022359425146545665, 9.261457409191515699774110648462, 10.66614218935954711327851284588, 12.13408966259213263140997216381

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