Properties

Label 2-80e2-1.1-c1-0-12
Degree $2$
Conductor $6400$
Sign $1$
Analytic cond. $51.1042$
Root an. cond. $7.14872$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3·9-s − 6·13-s − 8·17-s − 4·29-s − 2·37-s + 10·41-s − 7·49-s + 14·53-s + 12·61-s + 16·73-s + 9·81-s − 10·89-s + 8·97-s + 20·101-s + 20·109-s − 16·113-s + 18·117-s + ⋯
L(s)  = 1  − 9-s − 1.66·13-s − 1.94·17-s − 0.742·29-s − 0.328·37-s + 1.56·41-s − 49-s + 1.92·53-s + 1.53·61-s + 1.87·73-s + 81-s − 1.05·89-s + 0.812·97-s + 1.99·101-s + 1.91·109-s − 1.50·113-s + 1.66·117-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 6400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 6400 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(6400\)    =    \(2^{8} \cdot 5^{2}\)
Sign: $1$
Analytic conductor: \(51.1042\)
Root analytic conductor: \(7.14872\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 6400,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9325501921\)
\(L(\frac12)\) \(\approx\) \(0.9325501921\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
good3 \( 1 + p T^{2} \)
7 \( 1 + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 + 6 T + p T^{2} \)
17 \( 1 + 8 T + p T^{2} \)
19 \( 1 + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 + 4 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 - 10 T + p T^{2} \)
43 \( 1 + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 - 14 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 - 12 T + p T^{2} \)
67 \( 1 + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - 16 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 + p T^{2} \)
89 \( 1 + 10 T + p T^{2} \)
97 \( 1 - 8 T + p T^{2} \)
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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

−8.035847445850808480947150543532, −7.26087671973770381388650597430, −6.70690390605105823264694056520, −5.87032195325798923409553352023, −5.13752015034940758406923559560, −4.50763465274742950079817013363, −3.62307452930435219633420944707, −2.47842716075231651048188342932, −2.20724184190000840116811085352, −0.46483908406341572736526436318, 0.46483908406341572736526436318, 2.20724184190000840116811085352, 2.47842716075231651048188342932, 3.62307452930435219633420944707, 4.50763465274742950079817013363, 5.13752015034940758406923559560, 5.87032195325798923409553352023, 6.70690390605105823264694056520, 7.26087671973770381388650597430, 8.035847445850808480947150543532

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