Properties

Label 2-2240-8.5-c1-0-35
Degree $2$
Conductor $2240$
Sign $0.258 + 0.965i$
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  + 1.73i·3-s i·5-s − 7-s i·11-s i·13-s + 1.73·15-s − 5.73·17-s − 2i·19-s − 1.73i·21-s + 3.46·23-s − 25-s + 5.19i·27-s − 9.19i·29-s − 4·31-s + 1.73·33-s + ⋯
L(s)  = 1  + 0.999i·3-s − 0.447i·5-s − 0.377·7-s − 0.301i·11-s − 0.277i·13-s + 0.447·15-s − 1.39·17-s − 0.458i·19-s − 0.377i·21-s + 0.722·23-s − 0.200·25-s + 1.00i·27-s − 1.70i·29-s − 0.718·31-s + 0.301·33-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $0.258 + 0.965i$
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: \((2,\ 2240,\ (\ :1/2),\ 0.258 + 0.965i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9900435708\)
\(L(\frac12)\) \(\approx\) \(0.9900435708\)
\(L(\frac{3}{2})\) 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 \( 1 - 1.73iT - 3T^{2} \)
11 \( 1 + iT - 11T^{2} \)
13 \( 1 + iT - 13T^{2} \)
17 \( 1 + 5.73T + 17T^{2} \)
19 \( 1 + 2iT - 19T^{2} \)
23 \( 1 - 3.46T + 23T^{2} \)
29 \( 1 + 9.19iT - 29T^{2} \)
31 \( 1 + 4T + 31T^{2} \)
37 \( 1 + 7.46iT - 37T^{2} \)
41 \( 1 + 10.9T + 41T^{2} \)
43 \( 1 - 3.46iT - 43T^{2} \)
47 \( 1 - 3.92T + 47T^{2} \)
53 \( 1 + 5.46iT - 53T^{2} \)
59 \( 1 + 2.53iT - 59T^{2} \)
61 \( 1 + 5.46iT - 61T^{2} \)
67 \( 1 + 1.46iT - 67T^{2} \)
71 \( 1 + 0.535T + 71T^{2} \)
73 \( 1 - 4T + 73T^{2} \)
79 \( 1 + 5.73T + 79T^{2} \)
83 \( 1 + 15.4iT - 83T^{2} \)
89 \( 1 - 9.46T + 89T^{2} \)
97 \( 1 + 14.2T + 97T^{2} \)
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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

−9.054938048483403578043351575829, −8.339522314348879261438668940665, −7.29984938292959839359321421257, −6.50186806838905702861415484266, −5.54597942805877710702293714472, −4.75301810028426929995802062698, −4.09401690912087438375180018375, −3.23023055982139221695062235033, −2.02905711773789271051580642974, −0.34036710664246468053305279547, 1.35279684342035068734097316451, 2.25948999928854333983943815111, 3.28573414485977212504911094074, 4.33490315593431359512513950388, 5.33092702040372285351025578045, 6.43709063223211639828688211839, 6.89647947769961117982641215379, 7.35837279754403128826554474912, 8.428466180177196288865104290441, 9.041147674251489566635383700842

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