Properties

Label 2-69-69.56-c1-0-1
Degree $2$
Conductor $69$
Sign $0.704 - 0.709i$
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  + (0.256 − 0.222i)2-s + (−0.399 + 1.68i)3-s + (−0.268 + 1.86i)4-s + (0.197 − 0.432i)5-s + (0.272 + 0.521i)6-s + (0.641 − 2.18i)7-s + (0.713 + 1.11i)8-s + (−2.68 − 1.34i)9-s + (−0.0455 − 0.155i)10-s + (3.61 − 4.16i)11-s + (−3.03 − 1.19i)12-s + (−0.876 + 0.257i)13-s + (−0.321 − 0.703i)14-s + (0.650 + 0.505i)15-s + (−3.18 − 0.935i)16-s + (0.637 + 4.43i)17-s + ⋯
L(s)  = 1  + (0.181 − 0.157i)2-s + (−0.230 + 0.973i)3-s + (−0.134 + 0.932i)4-s + (0.0883 − 0.193i)5-s + (0.111 + 0.213i)6-s + (0.242 − 0.825i)7-s + (0.252 + 0.392i)8-s + (−0.893 − 0.448i)9-s + (−0.0143 − 0.0490i)10-s + (1.08 − 1.25i)11-s + (−0.876 − 0.345i)12-s + (−0.243 + 0.0713i)13-s + (−0.0859 − 0.188i)14-s + (0.167 + 0.130i)15-s + (−0.796 − 0.233i)16-s + (0.154 + 1.07i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 69 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.704 - 0.709i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 69 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.704 - 0.709i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(69\)    =    \(3 \cdot 23\)
Sign: $0.704 - 0.709i$
Analytic conductor: \(0.550967\)
Root analytic conductor: \(0.742272\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{69} (56, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 69,\ (\ :1/2),\ 0.704 - 0.709i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.860339 + 0.358164i\)
\(L(\frac12)\) \(\approx\) \(0.860339 + 0.358164i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (0.399 - 1.68i)T \)
23 \( 1 + (2.58 + 4.04i)T \)
good2 \( 1 + (-0.256 + 0.222i)T + (0.284 - 1.97i)T^{2} \)
5 \( 1 + (-0.197 + 0.432i)T + (-3.27 - 3.77i)T^{2} \)
7 \( 1 + (-0.641 + 2.18i)T + (-5.88 - 3.78i)T^{2} \)
11 \( 1 + (-3.61 + 4.16i)T + (-1.56 - 10.8i)T^{2} \)
13 \( 1 + (0.876 - 0.257i)T + (10.9 - 7.02i)T^{2} \)
17 \( 1 + (-0.637 - 4.43i)T + (-16.3 + 4.78i)T^{2} \)
19 \( 1 + (3.96 + 0.570i)T + (18.2 + 5.35i)T^{2} \)
29 \( 1 + (2.58 - 0.372i)T + (27.8 - 8.17i)T^{2} \)
31 \( 1 + (-2.56 + 1.65i)T + (12.8 - 28.1i)T^{2} \)
37 \( 1 + (-1.02 + 0.467i)T + (24.2 - 27.9i)T^{2} \)
41 \( 1 + (5.22 + 2.38i)T + (26.8 + 30.9i)T^{2} \)
43 \( 1 + (1.87 - 2.91i)T + (-17.8 - 39.1i)T^{2} \)
47 \( 1 - 10.1iT - 47T^{2} \)
53 \( 1 + (6.20 + 1.82i)T + (44.5 + 28.6i)T^{2} \)
59 \( 1 + (1.57 + 5.37i)T + (-49.6 + 31.8i)T^{2} \)
61 \( 1 + (2.10 + 3.27i)T + (-25.3 + 55.4i)T^{2} \)
67 \( 1 + (7.57 - 6.56i)T + (9.53 - 66.3i)T^{2} \)
71 \( 1 + (-9.28 + 8.04i)T + (10.1 - 70.2i)T^{2} \)
73 \( 1 + (1.61 - 11.2i)T + (-70.0 - 20.5i)T^{2} \)
79 \( 1 + (4.00 + 13.6i)T + (-66.4 + 42.7i)T^{2} \)
83 \( 1 + (-3.08 - 6.74i)T + (-54.3 + 62.7i)T^{2} \)
89 \( 1 + (-12.2 - 7.87i)T + (36.9 + 80.9i)T^{2} \)
97 \( 1 + (-2.94 - 1.34i)T + (63.5 + 73.3i)T^{2} \)
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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

−14.75354841844795667252315808676, −13.88755742930706376803972512533, −12.64086545387116446860555065974, −11.42805598966938317994168420065, −10.63838429943400705019211107465, −9.096880244108562291016779472619, −8.171718234197011385629429901320, −6.32563989714841073409681342595, −4.49387704677184885367986404987, −3.53634415005430285372586755603, 1.96030202608116459325118445370, 4.90932687470624797702058118621, 6.20102827276802758359328698960, 7.17882166756800826840366173805, 8.872110873502471411716713612555, 10.06869610519654476225962102890, 11.57961593140095975639302245590, 12.34699891620458097823201507711, 13.67504370481091440203828046158, 14.58056569786795276187417800988

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