Properties

Label 2-69-23.16-c1-0-0
Degree $2$
Conductor $69$
Sign $-0.0590 - 0.998i$
Analytic cond. $0.550967$
Root an. cond. $0.742272$
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  + (−1.37 + 1.58i)2-s + (0.841 − 0.540i)3-s + (−0.343 − 2.39i)4-s + (1.43 + 3.13i)5-s + (−0.299 + 2.08i)6-s + (−1.51 + 0.445i)7-s + (0.736 + 0.473i)8-s + (0.415 − 0.909i)9-s + (−6.95 − 2.04i)10-s + (−0.903 − 1.04i)11-s + (−1.58 − 1.82i)12-s + (4.36 + 1.28i)13-s + (1.38 − 3.02i)14-s + (2.90 + 1.86i)15-s + (2.87 − 0.843i)16-s + (0.575 − 4.00i)17-s + ⋯
L(s)  = 1  + (−0.973 + 1.12i)2-s + (0.485 − 0.312i)3-s + (−0.171 − 1.19i)4-s + (0.640 + 1.40i)5-s + (−0.122 + 0.849i)6-s + (−0.573 + 0.168i)7-s + (0.260 + 0.167i)8-s + (0.138 − 0.303i)9-s + (−2.19 − 0.645i)10-s + (−0.272 − 0.314i)11-s + (−0.456 − 0.527i)12-s + (1.21 + 0.355i)13-s + (0.369 − 0.808i)14-s + (0.749 + 0.481i)15-s + (0.717 − 0.210i)16-s + (0.139 − 0.971i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 69 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.0590 - 0.998i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 69 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.0590 - 0.998i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(69\)    =    \(3 \cdot 23\)
Sign: $-0.0590 - 0.998i$
Analytic conductor: \(0.550967\)
Root analytic conductor: \(0.742272\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{69} (16, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 69,\ (\ :1/2),\ -0.0590 - 0.998i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.472125 + 0.500855i\)
\(L(\frac12)\) \(\approx\) \(0.472125 + 0.500855i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (-0.841 + 0.540i)T \)
23 \( 1 + (3.84 - 2.87i)T \)
good2 \( 1 + (1.37 - 1.58i)T + (-0.284 - 1.97i)T^{2} \)
5 \( 1 + (-1.43 - 3.13i)T + (-3.27 + 3.77i)T^{2} \)
7 \( 1 + (1.51 - 0.445i)T + (5.88 - 3.78i)T^{2} \)
11 \( 1 + (0.903 + 1.04i)T + (-1.56 + 10.8i)T^{2} \)
13 \( 1 + (-4.36 - 1.28i)T + (10.9 + 7.02i)T^{2} \)
17 \( 1 + (-0.575 + 4.00i)T + (-16.3 - 4.78i)T^{2} \)
19 \( 1 + (0.869 + 6.04i)T + (-18.2 + 5.35i)T^{2} \)
29 \( 1 + (-1.43 + 9.98i)T + (-27.8 - 8.17i)T^{2} \)
31 \( 1 + (-0.956 - 0.614i)T + (12.8 + 28.1i)T^{2} \)
37 \( 1 + (3.43 - 7.51i)T + (-24.2 - 27.9i)T^{2} \)
41 \( 1 + (-2.03 - 4.45i)T + (-26.8 + 30.9i)T^{2} \)
43 \( 1 + (2.41 - 1.55i)T + (17.8 - 39.1i)T^{2} \)
47 \( 1 - 4.66T + 47T^{2} \)
53 \( 1 + (6.27 - 1.84i)T + (44.5 - 28.6i)T^{2} \)
59 \( 1 + (0.908 + 0.266i)T + (49.6 + 31.8i)T^{2} \)
61 \( 1 + (-0.641 - 0.412i)T + (25.3 + 55.4i)T^{2} \)
67 \( 1 + (-1.82 + 2.11i)T + (-9.53 - 66.3i)T^{2} \)
71 \( 1 + (-3.71 + 4.28i)T + (-10.1 - 70.2i)T^{2} \)
73 \( 1 + (0.129 + 0.900i)T + (-70.0 + 20.5i)T^{2} \)
79 \( 1 + (9.35 + 2.74i)T + (66.4 + 42.7i)T^{2} \)
83 \( 1 + (2.01 - 4.41i)T + (-54.3 - 62.7i)T^{2} \)
89 \( 1 + (3.08 - 1.98i)T + (36.9 - 80.9i)T^{2} \)
97 \( 1 + (0.708 + 1.55i)T + (-63.5 + 73.3i)T^{2} \)
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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

−15.37666876923691203833976756770, −14.07251208185288358109148330271, −13.43160995198206568103154386881, −11.43115649537210574986848539576, −10.05081188565535653546562069105, −9.209018505581879445062632818593, −7.925485990286303363714500782070, −6.73055672922555526910756018572, −6.12841387472057521702429235355, −2.96610049603749321884033439911, 1.65095493593113974458117140054, 3.73274870472234246596547930638, 5.74794865217811732594932805909, 8.268129788896047433404481049000, 8.859964269833065074308360791773, 9.967835089126149693486245391531, 10.64559007057663691006538798143, 12.46334650803916086623998747902, 12.84706927993454871270891833444, 14.26286704077122942709497856865

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