Properties

Label 2-3e2-1.1-c21-0-1
Degree $2$
Conductor $9$
Sign $1$
Analytic cond. $25.1529$
Root an. cond. $5.01527$
Motivic weight $21$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 288·2-s − 2.01e6·4-s − 2.16e7·5-s − 7.68e8·7-s − 1.18e9·8-s − 6.23e9·10-s + 9.47e10·11-s − 8.06e10·13-s − 2.21e11·14-s + 3.88e12·16-s − 3.05e12·17-s − 7.92e12·19-s + 4.35e13·20-s + 2.72e13·22-s + 7.38e13·23-s − 8.50e12·25-s − 2.32e13·26-s + 1.54e15·28-s + 4.25e15·29-s + 1.90e15·31-s + 3.60e15·32-s − 8.79e14·34-s + 1.66e16·35-s + 2.21e16·37-s − 2.28e15·38-s + 2.56e16·40-s + 2.06e16·41-s + ⋯
L(s)  = 1  + 0.198·2-s − 0.960·4-s − 0.991·5-s − 1.02·7-s − 0.389·8-s − 0.197·10-s + 1.10·11-s − 0.162·13-s − 0.204·14-s + 0.882·16-s − 0.367·17-s − 0.296·19-s + 0.951·20-s + 0.218·22-s + 0.371·23-s − 0.0178·25-s − 0.0322·26-s + 0.987·28-s + 1.87·29-s + 0.416·31-s + 0.565·32-s − 0.0730·34-s + 1.01·35-s + 0.758·37-s − 0.0589·38-s + 0.386·40-s + 0.239·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 9 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(22-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 9 ^{s/2} \, \Gamma_{\C}(s+21/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(9\)    =    \(3^{2}\)
Sign: $1$
Analytic conductor: \(25.1529\)
Root analytic conductor: \(5.01527\)
Motivic weight: \(21\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 9,\ (\ :21/2),\ 1)\)

Particular Values

\(L(11)\) \(\approx\) \(0.9491377251\)
\(L(\frac12)\) \(\approx\) \(0.9491377251\)
\(L(\frac{23}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
good2 \( 1 - 9 p^{5} T + p^{21} T^{2} \)
5 \( 1 + 865638 p^{2} T + p^{21} T^{2} \)
7 \( 1 + 109725544 p T + p^{21} T^{2} \)
11 \( 1 - 94724929188 T + p^{21} T^{2} \)
13 \( 1 + 6201676138 p T + p^{21} T^{2} \)
17 \( 1 + 179546054706 p T + p^{21} T^{2} \)
19 \( 1 + 416883597460 p T + p^{21} T^{2} \)
23 \( 1 - 73845437470344 T + p^{21} T^{2} \)
29 \( 1 - 4253031736469010 T + p^{21} T^{2} \)
31 \( 1 - 1900541176310432 T + p^{21} T^{2} \)
37 \( 1 - 22191429912035222 T + p^{21} T^{2} \)
41 \( 1 - 20622803144546358 T + p^{21} T^{2} \)
43 \( 1 + 193605854685795844 T + p^{21} T^{2} \)
47 \( 1 + 146960504315611632 T + p^{21} T^{2} \)
53 \( 1 + 2038267110310687206 T + p^{21} T^{2} \)
59 \( 1 - 5975882742742352820 T + p^{21} T^{2} \)
61 \( 1 - 6190617154478149262 T + p^{21} T^{2} \)
67 \( 1 - 16961315295446680052 T + p^{21} T^{2} \)
71 \( 1 - 5632758963952293528 T + p^{21} T^{2} \)
73 \( 1 + 43284759511102937494 T + p^{21} T^{2} \)
79 \( 1 + 51264938664949064560 T + p^{21} T^{2} \)
83 \( 1 + 48911854702961049156 T + p^{21} T^{2} \)
89 \( 1 - \)\(50\!\cdots\!30\)\( T + p^{21} T^{2} \)
97 \( 1 - \)\(80\!\cdots\!82\)\( T + p^{21} T^{2} \)
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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

−15.94441105409599838473500695725, −14.52439059781124996688786149440, −13.04712111020834011132085532738, −11.82192346402638467055127219253, −9.771811744328875479261590906160, −8.430503189805388154554195761390, −6.53614326414672704890634055083, −4.48583664739598694492352633362, −3.34721222970318869243550169608, −0.61755191388686341345947756013, 0.61755191388686341345947756013, 3.34721222970318869243550169608, 4.48583664739598694492352633362, 6.53614326414672704890634055083, 8.430503189805388154554195761390, 9.771811744328875479261590906160, 11.82192346402638467055127219253, 13.04712111020834011132085532738, 14.52439059781124996688786149440, 15.94441105409599838473500695725

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