Properties

Label 2-26928-1.1-c1-0-0
Degree $2$
Conductor $26928$
Sign $1$
Analytic cond. $215.021$
Root an. cond. $14.6635$
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  − 4·5-s + 2·7-s − 11-s − 6·13-s + 17-s − 2·19-s + 8·23-s + 11·25-s + 2·29-s + 4·31-s − 8·35-s − 6·37-s − 2·41-s + 10·43-s − 3·49-s − 12·53-s + 4·55-s − 8·59-s + 10·61-s + 24·65-s + 16·67-s + 12·71-s − 6·73-s − 2·77-s + 10·79-s − 4·83-s − 4·85-s + ⋯
L(s)  = 1  − 1.78·5-s + 0.755·7-s − 0.301·11-s − 1.66·13-s + 0.242·17-s − 0.458·19-s + 1.66·23-s + 11/5·25-s + 0.371·29-s + 0.718·31-s − 1.35·35-s − 0.986·37-s − 0.312·41-s + 1.52·43-s − 3/7·49-s − 1.64·53-s + 0.539·55-s − 1.04·59-s + 1.28·61-s + 2.97·65-s + 1.95·67-s + 1.42·71-s − 0.702·73-s − 0.227·77-s + 1.12·79-s − 0.439·83-s − 0.433·85-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 26928 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 26928 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(26928\)    =    \(2^{4} \cdot 3^{2} \cdot 11 \cdot 17\)
Sign: $1$
Analytic conductor: \(215.021\)
Root analytic conductor: \(14.6635\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 26928,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9515843294\)
\(L(\frac12)\) \(\approx\) \(0.9515843294\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
11 \( 1 + T \)
17 \( 1 - T \)
good5 \( 1 + 4 T + p T^{2} \)
7 \( 1 - 2 T + p T^{2} \)
13 \( 1 + 6 T + p T^{2} \)
19 \( 1 + 2 T + p T^{2} \)
23 \( 1 - 8 T + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 + 6 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 - 10 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 + 12 T + p T^{2} \)
59 \( 1 + 8 T + p T^{2} \)
61 \( 1 - 10 T + p T^{2} \)
67 \( 1 - 16 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 + 6 T + p T^{2} \)
79 \( 1 - 10 T + p T^{2} \)
83 \( 1 + 4 T + p T^{2} \)
89 \( 1 + 8 T + p T^{2} \)
97 \( 1 + 14 T + p T^{2} \)
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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

−15.24380376822227, −14.80165147511035, −14.43367440180785, −13.82580174993395, −12.87227280146540, −12.40918839917196, −12.18354418760533, −11.49163566294161, −10.92914639158973, −10.74996768923654, −9.770198525554662, −9.263980290919123, −8.422444457967529, −8.050341205147543, −7.668734190607936, −6.918447077590535, −6.714894180530025, −5.281515458453874, −5.035420159519414, −4.434206002140871, −3.846569926568190, −2.974692736807905, −2.520239826911488, −1.324221173907138, −0.4055911567167684, 0.4055911567167684, 1.324221173907138, 2.520239826911488, 2.974692736807905, 3.846569926568190, 4.434206002140871, 5.035420159519414, 5.281515458453874, 6.714894180530025, 6.918447077590535, 7.668734190607936, 8.050341205147543, 8.422444457967529, 9.263980290919123, 9.770198525554662, 10.74996768923654, 10.92914639158973, 11.49163566294161, 12.18354418760533, 12.40918839917196, 12.87227280146540, 13.82580174993395, 14.43367440180785, 14.80165147511035, 15.24380376822227

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