Properties

Label 2-12-1.1-c15-0-2
Degree $2$
Conductor $12$
Sign $-1$
Analytic cond. $17.1232$
Root an. cond. $4.13802$
Motivic weight $15$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.18e3·3-s + 4.57e4·5-s + 1.21e6·7-s + 4.78e6·9-s − 2.68e7·11-s − 1.62e8·13-s − 9.99e7·15-s − 7.43e8·17-s − 4.00e9·19-s − 2.66e9·21-s − 3.00e10·23-s − 2.84e10·25-s − 1.04e10·27-s + 1.90e10·29-s − 4.62e9·31-s + 5.88e10·33-s + 5.56e10·35-s + 6.49e11·37-s + 3.55e11·39-s + 7.90e11·41-s + 1.38e12·43-s + 2.18e11·45-s − 3.93e12·47-s − 3.26e12·49-s + 1.62e12·51-s − 1.34e13·53-s − 1.22e12·55-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.261·5-s + 0.558·7-s + 1/3·9-s − 0.416·11-s − 0.718·13-s − 0.151·15-s − 0.439·17-s − 1.02·19-s − 0.322·21-s − 1.84·23-s − 0.931·25-s − 0.192·27-s + 0.204·29-s − 0.0301·31-s + 0.240·33-s + 0.146·35-s + 1.12·37-s + 0.414·39-s + 0.633·41-s + 0.779·43-s + 0.0872·45-s − 1.13·47-s − 0.687·49-s + 0.253·51-s − 1.57·53-s − 0.108·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 12 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(16-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 12 ^{s/2} \, \Gamma_{\C}(s+15/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(12\)    =    \(2^{2} \cdot 3\)
Sign: $-1$
Analytic conductor: \(17.1232\)
Root analytic conductor: \(4.13802\)
Motivic weight: \(15\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 12,\ (\ :15/2),\ -1)\)

Particular Values

\(L(8)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{17}{2})\) 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 \( 1 + p^{7} T \)
good5 \( 1 - 45702 T + p^{15} T^{2} \)
7 \( 1 - 173984 p T + p^{15} T^{2} \)
11 \( 1 + 2445084 p T + p^{15} T^{2} \)
13 \( 1 + 12506290 p T + p^{15} T^{2} \)
17 \( 1 + 743272542 T + p^{15} T^{2} \)
19 \( 1 + 4003014700 T + p^{15} T^{2} \)
23 \( 1 + 30097540728 T + p^{15} T^{2} \)
29 \( 1 - 19021888926 T + p^{15} T^{2} \)
31 \( 1 + 4621552936 T + p^{15} T^{2} \)
37 \( 1 - 649297928654 T + p^{15} T^{2} \)
41 \( 1 - 790230862890 T + p^{15} T^{2} \)
43 \( 1 - 1388728387532 T + p^{15} T^{2} \)
47 \( 1 + 3933841180608 T + p^{15} T^{2} \)
53 \( 1 + 13472208095706 T + p^{15} T^{2} \)
59 \( 1 + 24672598493364 T + p^{15} T^{2} \)
61 \( 1 - 23630686395542 T + p^{15} T^{2} \)
67 \( 1 - 32385083278292 T + p^{15} T^{2} \)
71 \( 1 + 74451150070920 T + p^{15} T^{2} \)
73 \( 1 - 176524276453946 T + p^{15} T^{2} \)
79 \( 1 + 137959485182488 T + p^{15} T^{2} \)
83 \( 1 + 458794939458348 T + p^{15} T^{2} \)
89 \( 1 + 32239404369270 T + p^{15} T^{2} \)
97 \( 1 - 478308097627586 T + p^{15} T^{2} \)
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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

−15.79962773009956882468475120090, −14.30421191341868319498744927735, −12.71317014954300340907405883429, −11.30051851928052727107058057070, −9.891010203292217582102094626164, −7.922264003309270367249013286445, −6.09152089026316767135500383648, −4.50132972317454854356977265006, −2.03945532342922127651509119617, 0, 2.03945532342922127651509119617, 4.50132972317454854356977265006, 6.09152089026316767135500383648, 7.922264003309270367249013286445, 9.891010203292217582102094626164, 11.30051851928052727107058057070, 12.71317014954300340907405883429, 14.30421191341868319498744927735, 15.79962773009956882468475120090

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