Properties

Label 2-2-1.1-c21-0-1
Degree $2$
Conductor $2$
Sign $-1$
Analytic cond. $5.58954$
Root an. cond. $2.36422$
Motivic weight $21$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.02e3·2-s + 7.16e4·3-s + 1.04e6·4-s − 2.86e7·5-s − 7.33e7·6-s − 8.53e8·7-s − 1.07e9·8-s − 5.33e9·9-s + 2.93e10·10-s + 8.67e10·11-s + 7.50e10·12-s − 8.95e11·13-s + 8.73e11·14-s − 2.05e12·15-s + 1.09e12·16-s + 3.25e12·17-s + 5.46e12·18-s + 2.30e13·19-s − 3.00e13·20-s − 6.10e13·21-s − 8.88e13·22-s + 1.46e14·23-s − 7.68e13·24-s + 3.46e14·25-s + 9.16e14·26-s − 1.13e15·27-s − 8.94e14·28-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.700·3-s + 1/2·4-s − 1.31·5-s − 0.495·6-s − 1.14·7-s − 0.353·8-s − 0.509·9-s + 0.929·10-s + 1.00·11-s + 0.350·12-s − 1.80·13-s + 0.807·14-s − 0.919·15-s + 1/4·16-s + 0.391·17-s + 0.360·18-s + 0.861·19-s − 0.657·20-s − 0.799·21-s − 0.712·22-s + 0.737·23-s − 0.247·24-s + 0.726·25-s + 1.27·26-s − 1.05·27-s − 0.570·28-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(2\)
Sign: $-1$
Analytic conductor: \(5.58954\)
Root analytic conductor: \(2.36422\)
Motivic weight: \(21\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2,\ (\ :21/2),\ -1)\)

Particular Values

\(L(11)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{23}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + p^{10} T \)
good3 \( 1 - 884 p^{4} T + p^{21} T^{2} \)
5 \( 1 + 5738754 p T + p^{21} T^{2} \)
7 \( 1 + 121886056 p T + p^{21} T^{2} \)
11 \( 1 - 7884652692 p T + p^{21} T^{2} \)
13 \( 1 + 895323442786 T + p^{21} T^{2} \)
17 \( 1 - 191621576754 p T + p^{21} T^{2} \)
19 \( 1 - 1212235139180 p T + p^{21} T^{2} \)
23 \( 1 - 146495714575224 T + p^{21} T^{2} \)
29 \( 1 + 734051633521170 T + p^{21} T^{2} \)
31 \( 1 + 3146664162057568 T + p^{21} T^{2} \)
37 \( 1 + 12963813600992362 T + p^{21} T^{2} \)
41 \( 1 - 45714648841476042 T + p^{21} T^{2} \)
43 \( 1 + 24073607797047556 T + p^{21} T^{2} \)
47 \( 1 + 449991905173684752 T + p^{21} T^{2} \)
53 \( 1 - 2064837217091540454 T + p^{21} T^{2} \)
59 \( 1 + 3780497099978396340 T + p^{21} T^{2} \)
61 \( 1 + 7619813346829729138 T + p^{21} T^{2} \)
67 \( 1 + 18791158016925310732 T + p^{21} T^{2} \)
71 \( 1 + 4526486567453771928 T + p^{21} T^{2} \)
73 \( 1 + 25571455286910443926 T + p^{21} T^{2} \)
79 \( 1 - 99336442530925070480 T + p^{21} T^{2} \)
83 \( 1 - 2958180217887529284 T + p^{21} T^{2} \)
89 \( 1 - \)\(11\!\cdots\!90\)\( T + p^{21} T^{2} \)
97 \( 1 + \)\(56\!\cdots\!02\)\( T + p^{21} T^{2} \)
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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

−22.64029125098420703132144847743, −19.83038971548078417888817778811, −19.38773535117066641148860531955, −16.65789742081195286901250748112, −14.88707859578254233336740922202, −11.97275245883018303327935557123, −9.330335973146124666993638438675, −7.40556770786594456447332544948, −3.21390523418769017977825296607, 0, 3.21390523418769017977825296607, 7.40556770786594456447332544948, 9.330335973146124666993638438675, 11.97275245883018303327935557123, 14.88707859578254233336740922202, 16.65789742081195286901250748112, 19.38773535117066641148860531955, 19.83038971548078417888817778811, 22.64029125098420703132144847743

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