Properties

Label 2-2240-8.5-c1-0-33
Degree $2$
Conductor $2240$
Sign $0.965 - 0.258i$
Analytic cond. $17.8864$
Root an. cond. $4.22924$
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  + 2.11i·3-s + i·5-s + 7-s − 1.48·9-s − 2.75i·11-s − 3.19i·13-s − 2.11·15-s + 0.352·17-s − 8.13i·19-s + 2.11i·21-s + 7.61·23-s − 25-s + 3.21i·27-s − 2.84i·29-s + 8.60·31-s + ⋯
L(s)  = 1  + 1.22i·3-s + 0.447i·5-s + 0.377·7-s − 0.493·9-s − 0.831i·11-s − 0.886i·13-s − 0.546·15-s + 0.0856·17-s − 1.86i·19-s + 0.461i·21-s + 1.58·23-s − 0.200·25-s + 0.618i·27-s − 0.528i·29-s + 1.54·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.965 - 0.258i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.965 - 0.258i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $0.965 - 0.258i$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2240} (1121, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ 0.965 - 0.258i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.874648618\)
\(L(\frac12)\) \(\approx\) \(1.874648618\)
\(L(\frac{3}{2})\) 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 \( 1 - iT \)
7 \( 1 - T \)
good3 \( 1 - 2.11iT - 3T^{2} \)
11 \( 1 + 2.75iT - 11T^{2} \)
13 \( 1 + 3.19iT - 13T^{2} \)
17 \( 1 - 0.352T + 17T^{2} \)
19 \( 1 + 8.13iT - 19T^{2} \)
23 \( 1 - 7.61T + 23T^{2} \)
29 \( 1 + 2.84iT - 29T^{2} \)
31 \( 1 - 8.60T + 31T^{2} \)
37 \( 1 + 8.38iT - 37T^{2} \)
41 \( 1 + 6.89T + 41T^{2} \)
43 \( 1 + 10.8iT - 43T^{2} \)
47 \( 1 - 4.41T + 47T^{2} \)
53 \( 1 - 10.4iT - 53T^{2} \)
59 \( 1 + 13.3iT - 59T^{2} \)
61 \( 1 - 4.55iT - 61T^{2} \)
67 \( 1 - 4.63iT - 67T^{2} \)
71 \( 1 + 1.00T + 71T^{2} \)
73 \( 1 + 12.0T + 73T^{2} \)
79 \( 1 + 4.60T + 79T^{2} \)
83 \( 1 - 12.4iT - 83T^{2} \)
89 \( 1 + 5.61T + 89T^{2} \)
97 \( 1 - 10.5T + 97T^{2} \)
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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

−8.985379233262069382391544672809, −8.625710735008742068703801276784, −7.49253173937024965229279073867, −6.78975137634306540925387847894, −5.66595855518032443124924730752, −5.03854832678613909022147810456, −4.25944443443037198416563305061, −3.26746645564978018916292442580, −2.62416283532657441622181826144, −0.73627195086869726016001234796, 1.26303433505385949938591075420, 1.73173246940126987163870265566, 2.98298974257013264548919958127, 4.31264272744210950236831046926, 4.96692640999287727841028395306, 6.09390423069289340872354556787, 6.75556498215903084162739947085, 7.44316252372402801180448186527, 8.149189279814066802624544911082, 8.759486567301696115038294055637

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