Properties

Label 2-448-448.187-c1-0-44
Degree $2$
Conductor $448$
Sign $0.0110 + 0.999i$
Analytic cond. $3.57729$
Root an. cond. $1.89137$
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  + (0.907 − 1.08i)2-s + (−0.165 + 2.52i)3-s + (−0.352 − 1.96i)4-s + (−2.63 − 2.30i)5-s + (2.58 + 2.47i)6-s + (2.24 − 1.39i)7-s + (−2.45 − 1.40i)8-s + (−3.37 − 0.444i)9-s + (−4.89 + 0.759i)10-s + (3.51 + 1.73i)11-s + (5.03 − 0.564i)12-s + (−1.13 − 5.72i)13-s + (0.528 − 3.70i)14-s + (6.26 − 6.26i)15-s + (−3.75 + 1.38i)16-s + (1.44 − 5.39i)17-s + ⋯
L(s)  = 1  + (0.641 − 0.766i)2-s + (−0.0955 + 1.45i)3-s + (−0.176 − 0.984i)4-s + (−1.17 − 1.03i)5-s + (1.05 + 1.00i)6-s + (0.849 − 0.526i)7-s + (−0.868 − 0.496i)8-s + (−1.12 − 0.148i)9-s + (−1.54 + 0.240i)10-s + (1.05 + 0.522i)11-s + (1.45 − 0.163i)12-s + (−0.315 − 1.58i)13-s + (0.141 − 0.989i)14-s + (1.61 − 1.61i)15-s + (−0.937 + 0.347i)16-s + (0.350 − 1.30i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 448 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.0110 + 0.999i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 448 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.0110 + 0.999i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(448\)    =    \(2^{6} \cdot 7\)
Sign: $0.0110 + 0.999i$
Analytic conductor: \(3.57729\)
Root analytic conductor: \(1.89137\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{448} (187, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 448,\ (\ :1/2),\ 0.0110 + 0.999i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.08620 - 1.07427i\)
\(L(\frac12)\) \(\approx\) \(1.08620 - 1.07427i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.907 + 1.08i)T \)
7 \( 1 + (-2.24 + 1.39i)T \)
good3 \( 1 + (0.165 - 2.52i)T + (-2.97 - 0.391i)T^{2} \)
5 \( 1 + (2.63 + 2.30i)T + (0.652 + 4.95i)T^{2} \)
11 \( 1 + (-3.51 - 1.73i)T + (6.69 + 8.72i)T^{2} \)
13 \( 1 + (1.13 + 5.72i)T + (-12.0 + 4.97i)T^{2} \)
17 \( 1 + (-1.44 + 5.39i)T + (-14.7 - 8.5i)T^{2} \)
19 \( 1 + (3.47 + 1.17i)T + (15.0 + 11.5i)T^{2} \)
23 \( 1 + (-5.58 - 0.735i)T + (22.2 + 5.95i)T^{2} \)
29 \( 1 + (-1.50 + 2.24i)T + (-11.0 - 26.7i)T^{2} \)
31 \( 1 + (1.48 - 0.857i)T + (15.5 - 26.8i)T^{2} \)
37 \( 1 + (-2.49 - 2.18i)T + (4.82 + 36.6i)T^{2} \)
41 \( 1 + (-2.30 - 5.57i)T + (-28.9 + 28.9i)T^{2} \)
43 \( 1 + (4.72 + 7.06i)T + (-16.4 + 39.7i)T^{2} \)
47 \( 1 + (1.28 + 4.79i)T + (-40.7 + 23.5i)T^{2} \)
53 \( 1 + (4.58 - 9.28i)T + (-32.2 - 42.0i)T^{2} \)
59 \( 1 + (-4.05 - 11.9i)T + (-46.8 + 35.9i)T^{2} \)
61 \( 1 + (0.694 + 1.40i)T + (-37.1 + 48.3i)T^{2} \)
67 \( 1 + (6.42 + 0.421i)T + (66.4 + 8.74i)T^{2} \)
71 \( 1 + (-1.88 - 0.778i)T + (50.2 + 50.2i)T^{2} \)
73 \( 1 + (-3.30 - 2.53i)T + (18.8 + 70.5i)T^{2} \)
79 \( 1 + (-1.53 - 5.72i)T + (-68.4 + 39.5i)T^{2} \)
83 \( 1 + (-1.48 - 7.47i)T + (-76.6 + 31.7i)T^{2} \)
89 \( 1 + (-1.15 - 1.50i)T + (-23.0 + 85.9i)T^{2} \)
97 \( 1 - 4.18T + 97T^{2} \)
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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

−11.00016625456566415073329005833, −10.16090363292727458271526079453, −9.303291704955110850572281139223, −8.480411886497034977703476028212, −7.25446514249997789155207260438, −5.35949040147962768738105616259, −4.71180429052329319934019441272, −4.21571098410888991585937187572, −3.18783586111123761066952956983, −0.850715822478758204536604362798, 1.96149084890305356011616679958, 3.47839587195159166214542402175, 4.52611392857898986299145189072, 6.19834403704397533450763618453, 6.64035783574789615796253255841, 7.44956892944713577412955603579, 8.192388860934459805224675906220, 8.926687734930797204921383031284, 11.12539241749809167995729535589, 11.52395833600035236516211114411

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