Properties

Label 2-1408-88.43-c1-0-45
Degree $2$
Conductor $1408$
Sign $-0.426 + 0.904i$
Analytic cond. $11.2429$
Root an. cond. $3.35304$
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  + 3-s − 2.64i·5-s + 3.74·7-s − 2·9-s + (−3 − 1.41i)11-s − 3.74·13-s − 2.64i·15-s − 4.24i·17-s − 4.24i·19-s + 3.74·21-s + 2.64i·23-s − 2.00·25-s − 5·27-s − 7.93i·31-s + (−3 − 1.41i)33-s + ⋯
L(s)  = 1  + 0.577·3-s − 1.18i·5-s + 1.41·7-s − 0.666·9-s + (−0.904 − 0.426i)11-s − 1.03·13-s − 0.683i·15-s − 1.02i·17-s − 0.973i·19-s + 0.816·21-s + 0.551i·23-s − 0.400·25-s − 0.962·27-s − 1.42i·31-s + (−0.522 − 0.246i)33-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1408 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.426 + 0.904i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1408 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.426 + 0.904i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1408\)    =    \(2^{7} \cdot 11\)
Sign: $-0.426 + 0.904i$
Analytic conductor: \(11.2429\)
Root analytic conductor: \(3.35304\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1408} (703, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1408,\ (\ :1/2),\ -0.426 + 0.904i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.651892707\)
\(L(\frac12)\) \(\approx\) \(1.651892707\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
11 \( 1 + (3 + 1.41i)T \)
good3 \( 1 - T + 3T^{2} \)
5 \( 1 + 2.64iT - 5T^{2} \)
7 \( 1 - 3.74T + 7T^{2} \)
13 \( 1 + 3.74T + 13T^{2} \)
17 \( 1 + 4.24iT - 17T^{2} \)
19 \( 1 + 4.24iT - 19T^{2} \)
23 \( 1 - 2.64iT - 23T^{2} \)
29 \( 1 + 29T^{2} \)
31 \( 1 + 7.93iT - 31T^{2} \)
37 \( 1 - 7.93iT - 37T^{2} \)
41 \( 1 + 1.41iT - 41T^{2} \)
43 \( 1 + 8.48iT - 43T^{2} \)
47 \( 1 - 10.5iT - 47T^{2} \)
53 \( 1 + 5.29iT - 53T^{2} \)
59 \( 1 + 9T + 59T^{2} \)
61 \( 1 - 14.9T + 61T^{2} \)
67 \( 1 - 3T + 67T^{2} \)
71 \( 1 + 2.64iT - 71T^{2} \)
73 \( 1 - 12.7iT - 73T^{2} \)
79 \( 1 - 7.48T + 79T^{2} \)
83 \( 1 + 8.48iT - 83T^{2} \)
89 \( 1 - 3T + 89T^{2} \)
97 \( 1 + 3T + 97T^{2} \)
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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

−9.169346832973450289825768233804, −8.386529286002716938402962873035, −7.967946028538448167624553144459, −7.18669132775327247296090914788, −5.57907424085560933832084510535, −5.07509381311288574125915591253, −4.44363033886410528498633621582, −2.92954734687587399554473023486, −2.07525996161340417174861081891, −0.58165654258126435811752019268, 1.92721878585109086370964917757, 2.60833709984658275807877396922, 3.63966892832813977648407989884, 4.81279611166853636608127984457, 5.59846585159636654713331315460, 6.69517230560331973847997540862, 7.66348032432592018609554591567, 8.021503056057597589376503299801, 8.829528434523747449874745846816, 9.994224660028045406999204826234

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