Properties

Label 2-775-5.4-c1-0-41
Degree $2$
Conductor $775$
Sign $-0.447 - 0.894i$
Analytic cond. $6.18840$
Root an. cond. $2.48765$
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  − 2.27i·2-s − 0.632i·3-s − 3.16·4-s − 1.43·6-s − 3.43i·7-s + 2.64i·8-s + 2.60·9-s − 3.10·11-s + 2i·12-s + 0.563i·13-s − 7.80·14-s − 0.317·16-s + 1.74i·17-s − 5.90i·18-s − 4.53·19-s + ⋯
L(s)  = 1  − 1.60i·2-s − 0.364i·3-s − 1.58·4-s − 0.586·6-s − 1.29i·7-s + 0.935i·8-s + 0.866·9-s − 0.937·11-s + 0.577i·12-s + 0.156i·13-s − 2.08·14-s − 0.0792·16-s + 0.422i·17-s − 1.39i·18-s − 1.04·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 775 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.447 - 0.894i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 775 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.447 - 0.894i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(775\)    =    \(5^{2} \cdot 31\)
Sign: $-0.447 - 0.894i$
Analytic conductor: \(6.18840\)
Root analytic conductor: \(2.48765\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{775} (249, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 775,\ (\ :1/2),\ -0.447 - 0.894i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.553165 + 0.895041i\)
\(L(\frac12)\) \(\approx\) \(0.553165 + 0.895041i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 \)
31 \( 1 - T \)
good2 \( 1 + 2.27iT - 2T^{2} \)
3 \( 1 + 0.632iT - 3T^{2} \)
7 \( 1 + 3.43iT - 7T^{2} \)
11 \( 1 + 3.10T + 11T^{2} \)
13 \( 1 - 0.563iT - 13T^{2} \)
17 \( 1 - 1.74iT - 17T^{2} \)
19 \( 1 + 4.53T + 19T^{2} \)
23 \( 1 + 9.24iT - 23T^{2} \)
29 \( 1 + 4.17T + 29T^{2} \)
37 \( 1 - 0.804iT - 37T^{2} \)
41 \( 1 - 9.97T + 41T^{2} \)
43 \( 1 - 3.74iT - 43T^{2} \)
47 \( 1 - 2.73iT - 47T^{2} \)
53 \( 1 - 10.7iT - 53T^{2} \)
59 \( 1 + 8.90T + 59T^{2} \)
61 \( 1 - 4.73T + 61T^{2} \)
67 \( 1 - 0.891iT - 67T^{2} \)
71 \( 1 + 3.60T + 71T^{2} \)
73 \( 1 + 8.98iT - 73T^{2} \)
79 \( 1 - 14.3T + 79T^{2} \)
83 \( 1 + 14.9iT - 83T^{2} \)
89 \( 1 + 10.5T + 89T^{2} \)
97 \( 1 + 9.80iT - 97T^{2} \)
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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

−10.21414404196266817930312545660, −9.214453577734760495404011732542, −8.110313495497696628814127578633, −7.25722555441081836619259567566, −6.27213523417891378839643060129, −4.46662093874874642604634846965, −4.23331596998049012753574202516, −2.84517406888503430168437077492, −1.76649139901353663313021121708, −0.52674049277872818768373984308, 2.28419893284315979396043093260, 3.89275328375406583317776143891, 5.13503849917505874432381951020, 5.50331151243891432136769893450, 6.51536449280952127216742581534, 7.48504466577483373303931614132, 8.093439474040232734978682002005, 9.102492016754367962938726900150, 9.572010759947071507445982772418, 10.71808775804555272228475791201

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