Properties

Label 2-72-3.2-c2-0-1
Degree $2$
Conductor $72$
Sign $0.816 + 0.577i$
Analytic cond. $1.96185$
Root an. cond. $1.40066$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 7.07i·5-s + 12·7-s + 5.65i·11-s − 8·13-s − 9.89i·17-s − 16·19-s + 39.5i·23-s − 25.0·25-s + 29.6i·29-s − 4·31-s − 84.8i·35-s + 30·37-s + 21.2i·41-s − 8·43-s + 16.9i·47-s + ⋯
L(s)  = 1  − 1.41i·5-s + 1.71·7-s + 0.514i·11-s − 0.615·13-s − 0.582i·17-s − 0.842·19-s + 1.72i·23-s − 1.00·25-s + 1.02i·29-s − 0.129·31-s − 2.42i·35-s + 0.810·37-s + 0.517i·41-s − 0.186·43-s + 0.361i·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 72 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.816 + 0.577i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 72 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.816 + 0.577i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(72\)    =    \(2^{3} \cdot 3^{2}\)
Sign: $0.816 + 0.577i$
Analytic conductor: \(1.96185\)
Root analytic conductor: \(1.40066\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{72} (17, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 72,\ (\ :1),\ 0.816 + 0.577i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.28757 - 0.409238i\)
\(L(\frac12)\) \(\approx\) \(1.28757 - 0.409238i\)
\(L(2)\) 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 \( 1 \)
good5 \( 1 + 7.07iT - 25T^{2} \)
7 \( 1 - 12T + 49T^{2} \)
11 \( 1 - 5.65iT - 121T^{2} \)
13 \( 1 + 8T + 169T^{2} \)
17 \( 1 + 9.89iT - 289T^{2} \)
19 \( 1 + 16T + 361T^{2} \)
23 \( 1 - 39.5iT - 529T^{2} \)
29 \( 1 - 29.6iT - 841T^{2} \)
31 \( 1 + 4T + 961T^{2} \)
37 \( 1 - 30T + 1.36e3T^{2} \)
41 \( 1 - 21.2iT - 1.68e3T^{2} \)
43 \( 1 + 8T + 1.84e3T^{2} \)
47 \( 1 - 16.9iT - 2.20e3T^{2} \)
53 \( 1 + 49.4iT - 2.80e3T^{2} \)
59 \( 1 + 79.1iT - 3.48e3T^{2} \)
61 \( 1 + 14T + 3.72e3T^{2} \)
67 \( 1 + 88T + 4.48e3T^{2} \)
71 \( 1 - 28.2iT - 5.04e3T^{2} \)
73 \( 1 + 80T + 5.32e3T^{2} \)
79 \( 1 - 100T + 6.24e3T^{2} \)
83 \( 1 - 130. iT - 6.88e3T^{2} \)
89 \( 1 + 148. iT - 7.92e3T^{2} \)
97 \( 1 + 112T + 9.40e3T^{2} \)
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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

−14.33688358682227208617919456638, −13.11125846431616065470282926631, −12.08726861334488215259499615832, −11.17347642642200155994255737107, −9.562931416427124915648568021834, −8.479495284912885758686002255949, −7.50482026346804560290118092431, −5.28151627139828152533807794972, −4.54446825434988345631970049446, −1.60717280542503331801809039300, 2.40195417189720467656724289281, 4.41047057046745592853859020617, 6.14129096528961839903305573819, 7.50046611581818985907348929049, 8.540730622267136602260144436666, 10.43259805922958889231493771656, 10.98837051696760615676023155450, 12.07479092609245996145900417107, 13.72844626951643900372702828138, 14.84427364537398920610985588318

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