Properties

Label 2-2240-56.27-c1-0-44
Degree $2$
Conductor $2240$
Sign $-0.702 + 0.711i$
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  − 2.59i·3-s − 5-s + (−2.28 + 1.33i)7-s − 3.73·9-s + 3.05·11-s + 6.11·13-s + 2.59i·15-s − 1.25i·17-s − 3.37i·19-s + (3.47 + 5.92i)21-s − 4.24i·23-s + 25-s + 1.92i·27-s + 1.52i·29-s + 9.46·31-s + ⋯
L(s)  = 1  − 1.49i·3-s − 0.447·5-s + (−0.862 + 0.505i)7-s − 1.24·9-s + 0.922·11-s + 1.69·13-s + 0.670i·15-s − 0.304i·17-s − 0.774i·19-s + (0.757 + 1.29i)21-s − 0.884i·23-s + 0.200·25-s + 0.369i·27-s + 0.283i·29-s + 1.70·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.702 + 0.711i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.702 + 0.711i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $-0.702 + 0.711i$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2240} (671, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ -0.702 + 0.711i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.445063772\)
\(L(\frac12)\) \(\approx\) \(1.445063772\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
7 \( 1 + (2.28 - 1.33i)T \)
good3 \( 1 + 2.59iT - 3T^{2} \)
11 \( 1 - 3.05T + 11T^{2} \)
13 \( 1 - 6.11T + 13T^{2} \)
17 \( 1 + 1.25iT - 17T^{2} \)
19 \( 1 + 3.37iT - 19T^{2} \)
23 \( 1 + 4.24iT - 23T^{2} \)
29 \( 1 - 1.52iT - 29T^{2} \)
31 \( 1 - 9.46T + 31T^{2} \)
37 \( 1 - 3.12iT - 37T^{2} \)
41 \( 1 + 3.19iT - 41T^{2} \)
43 \( 1 + 10.7T + 43T^{2} \)
47 \( 1 + 7.89T + 47T^{2} \)
53 \( 1 - 12.5iT - 53T^{2} \)
59 \( 1 + 14.5iT - 59T^{2} \)
61 \( 1 + 0.274T + 61T^{2} \)
67 \( 1 - 10.7T + 67T^{2} \)
71 \( 1 + 7.23iT - 71T^{2} \)
73 \( 1 - 0.742iT - 73T^{2} \)
79 \( 1 + 10.1iT - 79T^{2} \)
83 \( 1 + 6.15iT - 83T^{2} \)
89 \( 1 - 5.78iT - 89T^{2} \)
97 \( 1 + 14.3iT - 97T^{2} \)
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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

−8.542132436947477129570806718572, −8.088615730087958126330696325207, −6.92531618329069393991908356946, −6.50514176839229200066466757705, −6.09553546399615931063423494629, −4.76385239877835982856197624487, −3.57223296788467384961819685003, −2.79810482294062012539839607333, −1.58202267385946946149351541245, −0.58198204183354169626581421353, 1.23650793504342662556257420533, 3.16166333942104448950113295497, 3.81386456177716639254117100538, 4.09935488340222317914105737433, 5.26246787718835207711525726175, 6.21853843006083484611157259755, 6.76255511270305335451020935639, 8.102519109866351881401021663630, 8.619340208543478246754406605467, 9.534073902366011424232111164293

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