Properties

Label 2-1040-13.10-c1-0-2
Degree $2$
Conductor $1040$
Sign $0.515 - 0.856i$
Analytic cond. $8.30444$
Root an. cond. $2.88174$
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  + (−1.30 − 2.25i)3-s + i·5-s + (−4.29 − 2.48i)7-s + (−1.89 + 3.27i)9-s + (−2.16 + 1.25i)11-s + (−1.78 − 3.13i)13-s + (2.25 − 1.30i)15-s + (0.505 − 0.874i)17-s + (4.03 + 2.32i)19-s + 12.9i·21-s + (3.06 + 5.31i)23-s − 25-s + 2.03·27-s + (0.890 + 1.54i)29-s − 1.65i·31-s + ⋯
L(s)  = 1  + (−0.751 − 1.30i)3-s + 0.447i·5-s + (−1.62 − 0.937i)7-s + (−0.630 + 1.09i)9-s + (−0.652 + 0.376i)11-s + (−0.495 − 0.868i)13-s + (0.582 − 0.336i)15-s + (0.122 − 0.212i)17-s + (0.925 + 0.534i)19-s + 2.81i·21-s + (0.639 + 1.10i)23-s − 0.200·25-s + 0.391·27-s + (0.165 + 0.286i)29-s − 0.297i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1040 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.515 - 0.856i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1040 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.515 - 0.856i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1040\)    =    \(2^{4} \cdot 5 \cdot 13\)
Sign: $0.515 - 0.856i$
Analytic conductor: \(8.30444\)
Root analytic conductor: \(2.88174\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1040} (881, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1040,\ (\ :1/2),\ 0.515 - 0.856i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.2828601701\)
\(L(\frac12)\) \(\approx\) \(0.2828601701\)
\(L(\frac{3}{2})\) 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 \( 1 - iT \)
13 \( 1 + (1.78 + 3.13i)T \)
good3 \( 1 + (1.30 + 2.25i)T + (-1.5 + 2.59i)T^{2} \)
7 \( 1 + (4.29 + 2.48i)T + (3.5 + 6.06i)T^{2} \)
11 \( 1 + (2.16 - 1.25i)T + (5.5 - 9.52i)T^{2} \)
17 \( 1 + (-0.505 + 0.874i)T + (-8.5 - 14.7i)T^{2} \)
19 \( 1 + (-4.03 - 2.32i)T + (9.5 + 16.4i)T^{2} \)
23 \( 1 + (-3.06 - 5.31i)T + (-11.5 + 19.9i)T^{2} \)
29 \( 1 + (-0.890 - 1.54i)T + (-14.5 + 25.1i)T^{2} \)
31 \( 1 + 1.65iT - 31T^{2} \)
37 \( 1 + (-5.54 + 3.20i)T + (18.5 - 32.0i)T^{2} \)
41 \( 1 + (10.4 - 6.01i)T + (20.5 - 35.5i)T^{2} \)
43 \( 1 + (-1.67 + 2.89i)T + (-21.5 - 37.2i)T^{2} \)
47 \( 1 - 6.68iT - 47T^{2} \)
53 \( 1 + 9.78T + 53T^{2} \)
59 \( 1 + (-10.6 - 6.16i)T + (29.5 + 51.0i)T^{2} \)
61 \( 1 + (-5.68 + 9.83i)T + (-30.5 - 52.8i)T^{2} \)
67 \( 1 + (-3.37 + 1.94i)T + (33.5 - 58.0i)T^{2} \)
71 \( 1 + (5.68 + 3.28i)T + (35.5 + 61.4i)T^{2} \)
73 \( 1 - 9.35iT - 73T^{2} \)
79 \( 1 + 11.6T + 79T^{2} \)
83 \( 1 - 12.1iT - 83T^{2} \)
89 \( 1 + (-5.51 + 3.18i)T + (44.5 - 77.0i)T^{2} \)
97 \( 1 + (1.51 + 0.873i)T + (48.5 + 84.0i)T^{2} \)
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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

−10.00141741945926441734656850288, −9.604824771762552283879596334409, −7.896831456369000578220520298242, −7.36944730042844927631394186981, −6.82212487453738095685625112055, −6.00151735713745246859882475082, −5.19375120600283733314104155606, −3.56463082610848414447384984275, −2.71884710021263934654434236974, −1.06807650056702961185879452280, 0.16359376819288072870186356529, 2.63887123795111661606124968293, 3.56361042060224145320269509427, 4.71164943481165068418711613939, 5.36691955068396964091313856088, 6.16974869157732189114652042688, 7.00662812378170643452074662847, 8.551467199646921179375814188511, 9.167418050071150025681701653805, 9.878932963003531149160775215883

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