Properties

Label 2-2240-8.5-c1-0-34
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  + 3.13i·3-s + i·5-s − 7-s − 6.82·9-s − 4.07i·11-s − 2.86i·13-s − 3.13·15-s + 7.69·17-s − 2.79i·19-s − 3.13i·21-s − 7.79·23-s − 25-s − 11.9i·27-s − 9.95i·29-s + 0.232·31-s + ⋯
L(s)  = 1  + 1.80i·3-s + 0.447i·5-s − 0.377·7-s − 2.27·9-s − 1.22i·11-s − 0.795i·13-s − 0.809·15-s + 1.86·17-s − 0.640i·19-s − 0.684i·21-s − 1.62·23-s − 0.200·25-s − 2.30i·27-s − 1.84i·29-s + 0.0417·31-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

\(L(1)\) \(\approx\) \(1.017710296\)
\(L(\frac12)\) \(\approx\) \(1.017710296\)
\(L(\frac{3}{2})\) 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 \( 1 - 3.13iT - 3T^{2} \)
11 \( 1 + 4.07iT - 11T^{2} \)
13 \( 1 + 2.86iT - 13T^{2} \)
17 \( 1 - 7.69T + 17T^{2} \)
19 \( 1 + 2.79iT - 19T^{2} \)
23 \( 1 + 7.79T + 23T^{2} \)
29 \( 1 + 9.95iT - 29T^{2} \)
31 \( 1 - 0.232T + 31T^{2} \)
37 \( 1 + 4.98iT - 37T^{2} \)
41 \( 1 + 3.91T + 41T^{2} \)
43 \( 1 - 9.54iT - 43T^{2} \)
47 \( 1 - 3.90T + 47T^{2} \)
53 \( 1 + 3.85iT - 53T^{2} \)
59 \( 1 + 7.86iT - 59T^{2} \)
61 \( 1 + 10.9iT - 61T^{2} \)
67 \( 1 + 11.5iT - 67T^{2} \)
71 \( 1 + 13.0T + 71T^{2} \)
73 \( 1 - 5.99T + 73T^{2} \)
79 \( 1 + 0.872T + 79T^{2} \)
83 \( 1 - 8.33iT - 83T^{2} \)
89 \( 1 + 5.79T + 89T^{2} \)
97 \( 1 + 10.6T + 97T^{2} \)
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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

−9.321565070056558289689089059103, −8.175300950252591615040148584577, −7.88618441806688516871135896087, −6.23023291971282205520062982297, −5.79781331084613108239687406261, −5.03643752592554550495885569779, −3.89279258193799724077196460836, −3.42464604382225781101796366519, −2.65725259967567174894193315628, −0.36327477123368456835839083997, 1.29018874392639057365076948815, 1.85159591907131527854231529278, 3.01500696032895648231075912710, 4.16488515342199814797058418450, 5.46996087341438545585986980055, 5.96384167833292029326532245250, 7.11961057507601593813090770403, 7.22919789985984740827549666799, 8.182717032130772740950012693631, 8.792724224303467133623457094429

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