Properties

Label 2-2e6-64.21-c1-0-6
Degree $2$
Conductor $64$
Sign $-0.515 + 0.856i$
Analytic cond. $0.511042$
Root an. cond. $0.714872$
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  + (−0.887 − 1.10i)2-s + (−0.435 − 2.18i)3-s + (−0.423 + 1.95i)4-s + (0.649 − 0.434i)5-s + (−2.02 + 2.42i)6-s + (−3.64 − 1.50i)7-s + (2.52 − 1.26i)8-s + (−1.82 + 0.757i)9-s + (−1.05 − 0.329i)10-s + (5.80 + 1.15i)11-s + (4.46 + 0.0758i)12-s + (2.03 + 1.35i)13-s + (1.57 + 5.35i)14-s + (−1.23 − 1.23i)15-s + (−3.64 − 1.65i)16-s + (0.960 − 0.960i)17-s + ⋯
L(s)  = 1  + (−0.627 − 0.778i)2-s + (−0.251 − 1.26i)3-s + (−0.211 + 0.977i)4-s + (0.290 − 0.194i)5-s + (−0.825 + 0.988i)6-s + (−1.37 − 0.570i)7-s + (0.893 − 0.448i)8-s + (−0.609 + 0.252i)9-s + (−0.333 − 0.104i)10-s + (1.74 + 0.347i)11-s + (1.28 + 0.0219i)12-s + (0.564 + 0.377i)13-s + (0.420 + 1.43i)14-s + (−0.318 − 0.318i)15-s + (−0.910 − 0.413i)16-s + (0.232 − 0.232i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 64 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.515 + 0.856i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 64 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.515 + 0.856i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(64\)    =    \(2^{6}\)
Sign: $-0.515 + 0.856i$
Analytic conductor: \(0.511042\)
Root analytic conductor: \(0.714872\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{64} (21, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 64,\ (\ :1/2),\ -0.515 + 0.856i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.304674 - 0.539038i\)
\(L(\frac12)\) \(\approx\) \(0.304674 - 0.539038i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.887 + 1.10i)T \)
good3 \( 1 + (0.435 + 2.18i)T + (-2.77 + 1.14i)T^{2} \)
5 \( 1 + (-0.649 + 0.434i)T + (1.91 - 4.61i)T^{2} \)
7 \( 1 + (3.64 + 1.50i)T + (4.94 + 4.94i)T^{2} \)
11 \( 1 + (-5.80 - 1.15i)T + (10.1 + 4.20i)T^{2} \)
13 \( 1 + (-2.03 - 1.35i)T + (4.97 + 12.0i)T^{2} \)
17 \( 1 + (-0.960 + 0.960i)T - 17iT^{2} \)
19 \( 1 + (-0.435 + 0.652i)T + (-7.27 - 17.5i)T^{2} \)
23 \( 1 + (-0.421 - 1.01i)T + (-16.2 + 16.2i)T^{2} \)
29 \( 1 + (1.43 - 0.286i)T + (26.7 - 11.0i)T^{2} \)
31 \( 1 - 6.88iT - 31T^{2} \)
37 \( 1 + (1.07 + 1.61i)T + (-14.1 + 34.1i)T^{2} \)
41 \( 1 + (2.79 + 6.74i)T + (-28.9 + 28.9i)T^{2} \)
43 \( 1 + (1.20 - 6.04i)T + (-39.7 - 16.4i)T^{2} \)
47 \( 1 + (6.30 - 6.30i)T - 47iT^{2} \)
53 \( 1 + (-10.2 - 2.04i)T + (48.9 + 20.2i)T^{2} \)
59 \( 1 + (-4.21 + 2.81i)T + (22.5 - 54.5i)T^{2} \)
61 \( 1 + (2.08 + 10.4i)T + (-56.3 + 23.3i)T^{2} \)
67 \( 1 + (-1.42 - 7.14i)T + (-61.8 + 25.6i)T^{2} \)
71 \( 1 + (-2.49 - 1.03i)T + (50.2 + 50.2i)T^{2} \)
73 \( 1 + (1.90 - 0.789i)T + (51.6 - 51.6i)T^{2} \)
79 \( 1 + (6.20 + 6.20i)T + 79iT^{2} \)
83 \( 1 + (-1.13 + 1.70i)T + (-31.7 - 76.6i)T^{2} \)
89 \( 1 + (-1.15 + 2.79i)T + (-62.9 - 62.9i)T^{2} \)
97 \( 1 - 13.1iT - 97T^{2} \)
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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

−13.98679308671897055376687673049, −13.13888515806521807537461584529, −12.35831424115906196394069985426, −11.42779257744083638490385947698, −9.854562059169724225512291060693, −8.979878052050208433192331490493, −7.22196754139112172207649851938, −6.50473209801363235514462664862, −3.66322805352965682166040356489, −1.38085145079956726753184602736, 3.86189465559946838279568488304, 5.74789369202124290877326057919, 6.58438098416527644214149130055, 8.700726141998114554998317487859, 9.595793364740027518328428969333, 10.24856161269632252016820548830, 11.64667505796590253088462172548, 13.41820990127432594728565239485, 14.73401527572900342950818391143, 15.47389604047537353663873564829

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