Properties

Label 2-2240-5.4-c1-0-41
Degree $2$
Conductor $2240$
Sign $0.894 + 0.447i$
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  + (−1 + 2i)5-s + i·7-s + 3·9-s − 4i·13-s − 4i·17-s − 4·19-s − 8i·23-s + (−3 − 4i)25-s + 2·29-s + 8·31-s + (−2 − i)35-s − 8i·37-s + 6·41-s + 8i·43-s + (−3 + 6i)45-s + ⋯
L(s)  = 1  + (−0.447 + 0.894i)5-s + 0.377i·7-s + 9-s − 1.10i·13-s − 0.970i·17-s − 0.917·19-s − 1.66i·23-s + (−0.600 − 0.800i)25-s + 0.371·29-s + 1.43·31-s + (−0.338 − 0.169i)35-s − 1.31i·37-s + 0.937·41-s + 1.21i·43-s + (−0.447 + 0.894i)45-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.894 + 0.447i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.894 + 0.447i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $0.894 + 0.447i$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2240} (449, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ 0.894 + 0.447i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.596512071\)
\(L(\frac12)\) \(\approx\) \(1.596512071\)
\(L(\frac{3}{2})\) 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 \( 1 + (1 - 2i)T \)
7 \( 1 - iT \)
good3 \( 1 - 3T^{2} \)
11 \( 1 + 11T^{2} \)
13 \( 1 + 4iT - 13T^{2} \)
17 \( 1 + 4iT - 17T^{2} \)
19 \( 1 + 4T + 19T^{2} \)
23 \( 1 + 8iT - 23T^{2} \)
29 \( 1 - 2T + 29T^{2} \)
31 \( 1 - 8T + 31T^{2} \)
37 \( 1 + 8iT - 37T^{2} \)
41 \( 1 - 6T + 41T^{2} \)
43 \( 1 - 8iT - 43T^{2} \)
47 \( 1 - 8iT - 47T^{2} \)
53 \( 1 - 53T^{2} \)
59 \( 1 - 4T + 59T^{2} \)
61 \( 1 - 6T + 61T^{2} \)
67 \( 1 + 8iT - 67T^{2} \)
71 \( 1 + 12T + 71T^{2} \)
73 \( 1 + 4iT - 73T^{2} \)
79 \( 1 + 4T + 79T^{2} \)
83 \( 1 - 83T^{2} \)
89 \( 1 - 10T + 89T^{2} \)
97 \( 1 - 12iT - 97T^{2} \)
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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

−8.947464972551267269049887564185, −8.037338517965774741813117061386, −7.51161343000160009355030276595, −6.60028161874464442817477133929, −6.08328048998139571672241179349, −4.79862045688158113138469808783, −4.18776467257530117318188829476, −2.99111829478864071898903528864, −2.37069313663838171317632311511, −0.65356668859271714552366025625, 1.11125498281815123418165821986, 1.97587355382782275594029392529, 3.65576844231558436063603662451, 4.23292128106918280694979826804, 4.88100801294747354385098416517, 6.00126502982397296958586899017, 6.86748832236194860180600193931, 7.54498922559323397897075835291, 8.410911655944872278933149410750, 8.955619885332357417309218444663

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