Properties

Label 2-73-1.1-c1-0-1
Degree $2$
Conductor $73$
Sign $1$
Analytic cond. $0.582907$
Root an. cond. $0.763484$
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  + 2-s − 4-s + 2·5-s + 2·7-s − 3·8-s − 3·9-s + 2·10-s − 2·11-s − 6·13-s + 2·14-s − 16-s + 2·17-s − 3·18-s + 8·19-s − 2·20-s − 2·22-s + 4·23-s − 25-s − 6·26-s − 2·28-s + 2·29-s − 2·31-s + 5·32-s + 2·34-s + 4·35-s + 3·36-s − 6·37-s + ⋯
L(s)  = 1  + 0.707·2-s − 1/2·4-s + 0.894·5-s + 0.755·7-s − 1.06·8-s − 9-s + 0.632·10-s − 0.603·11-s − 1.66·13-s + 0.534·14-s − 1/4·16-s + 0.485·17-s − 0.707·18-s + 1.83·19-s − 0.447·20-s − 0.426·22-s + 0.834·23-s − 1/5·25-s − 1.17·26-s − 0.377·28-s + 0.371·29-s − 0.359·31-s + 0.883·32-s + 0.342·34-s + 0.676·35-s + 1/2·36-s − 0.986·37-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 73 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 73 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(73\)
Sign: $1$
Analytic conductor: \(0.582907\)
Root analytic conductor: \(0.763484\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 73,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.182660467\)
\(L(\frac12)\) \(\approx\) \(1.182660467\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad73 \( 1 - T \)
good2 \( 1 - T + p T^{2} \)
3 \( 1 + p T^{2} \)
5 \( 1 - 2 T + p T^{2} \)
7 \( 1 - 2 T + p T^{2} \)
11 \( 1 + 2 T + p T^{2} \)
13 \( 1 + 6 T + p T^{2} \)
17 \( 1 - 2 T + p T^{2} \)
19 \( 1 - 8 T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 + 2 T + p T^{2} \)
37 \( 1 + 6 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 + 2 T + p T^{2} \)
47 \( 1 - 6 T + p T^{2} \)
53 \( 1 - 10 T + p T^{2} \)
59 \( 1 + 6 T + p T^{2} \)
61 \( 1 + 14 T + p T^{2} \)
67 \( 1 - 8 T + p T^{2} \)
71 \( 1 + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 + 14 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 + 10 T + p T^{2} \)
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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

−14.20095311456821689571194047713, −13.90079370363007228028454045175, −12.55583978793064302952805910689, −11.60505678784583813722793889342, −10.02750085781246502621897747270, −9.047241577107533133970814126334, −7.59174437898385961503046561534, −5.58836450574614755457010078237, −5.03053356685895702308389540370, −2.85172594127170398516699652084, 2.85172594127170398516699652084, 5.03053356685895702308389540370, 5.58836450574614755457010078237, 7.59174437898385961503046561534, 9.047241577107533133970814126334, 10.02750085781246502621897747270, 11.60505678784583813722793889342, 12.55583978793064302952805910689, 13.90079370363007228028454045175, 14.20095311456821689571194047713

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