Properties

Label 2-722-1.1-c1-0-6
Degree $2$
Conductor $722$
Sign $1$
Analytic cond. $5.76519$
Root an. cond. $2.40108$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s − 2.64·3-s + 4-s + 3.64·5-s − 2.64·6-s − 1.64·7-s + 8-s + 4.00·9-s + 3.64·10-s + 0.645·11-s − 2.64·12-s + 2·13-s − 1.64·14-s − 9.64·15-s + 16-s + 4.00·18-s + 3.64·20-s + 4.35·21-s + 0.645·22-s + 3.64·23-s − 2.64·24-s + 8.29·25-s + 2·26-s − 2.64·27-s − 1.64·28-s − 3.64·29-s − 9.64·30-s + ⋯
L(s)  = 1  + 0.707·2-s − 1.52·3-s + 0.5·4-s + 1.63·5-s − 1.08·6-s − 0.622·7-s + 0.353·8-s + 1.33·9-s + 1.15·10-s + 0.194·11-s − 0.763·12-s + 0.554·13-s − 0.439·14-s − 2.49·15-s + 0.250·16-s + 0.942·18-s + 0.815·20-s + 0.950·21-s + 0.137·22-s + 0.760·23-s − 0.540·24-s + 1.65·25-s + 0.392·26-s − 0.509·27-s − 0.311·28-s − 0.676·29-s − 1.76·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 722 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 722 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(722\)    =    \(2 \cdot 19^{2}\)
Sign: $1$
Analytic conductor: \(5.76519\)
Root analytic conductor: \(2.40108\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 722,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.860496710\)
\(L(\frac12)\) \(\approx\) \(1.860496710\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
19 \( 1 \)
good3 \( 1 + 2.64T + 3T^{2} \)
5 \( 1 - 3.64T + 5T^{2} \)
7 \( 1 + 1.64T + 7T^{2} \)
11 \( 1 - 0.645T + 11T^{2} \)
13 \( 1 - 2T + 13T^{2} \)
17 \( 1 + 17T^{2} \)
23 \( 1 - 3.64T + 23T^{2} \)
29 \( 1 + 3.64T + 29T^{2} \)
31 \( 1 + 0.354T + 31T^{2} \)
37 \( 1 - 5.64T + 37T^{2} \)
41 \( 1 - 10.2T + 41T^{2} \)
43 \( 1 - 0.708T + 43T^{2} \)
47 \( 1 - 9.64T + 47T^{2} \)
53 \( 1 - 8.58T + 53T^{2} \)
59 \( 1 - 7.93T + 59T^{2} \)
61 \( 1 + 14.9T + 61T^{2} \)
67 \( 1 + 4.64T + 67T^{2} \)
71 \( 1 + 13.2T + 71T^{2} \)
73 \( 1 - 12.2T + 73T^{2} \)
79 \( 1 + 4T + 79T^{2} \)
83 \( 1 + 7.93T + 83T^{2} \)
89 \( 1 + 89T^{2} \)
97 \( 1 + 14.2T + 97T^{2} \)
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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

−10.64211105744574206196313988813, −9.790167171953430464729858219660, −9.025203936843283371721843901917, −7.26146694989215338827916550489, −6.38492634696085628431120923884, −5.89607768974149006289580234569, −5.34318984845976856398573077045, −4.21870548115609127283573686009, −2.67352286044052877188370057742, −1.22689914664726047037100613067, 1.22689914664726047037100613067, 2.67352286044052877188370057742, 4.21870548115609127283573686009, 5.34318984845976856398573077045, 5.89607768974149006289580234569, 6.38492634696085628431120923884, 7.26146694989215338827916550489, 9.025203936843283371721843901917, 9.790167171953430464729858219660, 10.64211105744574206196313988813

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