Properties

Label 2-2-1.1-c17-0-0
Degree $2$
Conductor $2$
Sign $1$
Analytic cond. $3.66444$
Root an. cond. $1.91427$
Motivic weight $17$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 256·2-s + 6.08e3·3-s + 6.55e4·4-s + 1.25e6·5-s + 1.55e6·6-s − 2.24e7·7-s + 1.67e7·8-s − 9.21e7·9-s + 3.21e8·10-s + 1.72e8·11-s + 3.98e8·12-s − 2.18e9·13-s − 5.75e9·14-s + 7.63e9·15-s + 4.29e9·16-s + 3.01e10·17-s − 2.35e10·18-s − 7.62e10·19-s + 8.22e10·20-s − 1.36e11·21-s + 4.41e10·22-s + 1.30e11·23-s + 1.02e11·24-s + 8.12e11·25-s − 5.58e11·26-s − 1.34e12·27-s − 1.47e12·28-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.535·3-s + 1/2·4-s + 1.43·5-s + 0.378·6-s − 1.47·7-s + 0.353·8-s − 0.713·9-s + 1.01·10-s + 0.242·11-s + 0.267·12-s − 0.741·13-s − 1.04·14-s + 0.769·15-s + 1/4·16-s + 1.04·17-s − 0.504·18-s − 1.03·19-s + 0.718·20-s − 0.788·21-s + 0.171·22-s + 0.347·23-s + 0.189·24-s + 1.06·25-s − 0.524·26-s − 0.917·27-s − 0.736·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(18-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2 ^{s/2} \, \Gamma_{\C}(s+17/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2\)
Sign: $1$
Analytic conductor: \(3.66444\)
Root analytic conductor: \(1.91427\)
Motivic weight: \(17\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2,\ (\ :17/2),\ 1)\)

Particular Values

\(L(9)\) \(\approx\) \(2.453091468\)
\(L(\frac12)\) \(\approx\) \(2.453091468\)
\(L(\frac{19}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - p^{8} T \)
good3 \( 1 - 676 p^{2} T + p^{17} T^{2} \)
5 \( 1 - 251022 p T + p^{17} T^{2} \)
7 \( 1 + 458488 p^{2} T + p^{17} T^{2} \)
11 \( 1 - 172399692 T + p^{17} T^{2} \)
13 \( 1 + 167703802 p T + p^{17} T^{2} \)
17 \( 1 - 30163933458 T + p^{17} T^{2} \)
19 \( 1 + 76275766060 T + p^{17} T^{2} \)
23 \( 1 - 130466597784 T + p^{17} T^{2} \)
29 \( 1 - 27694291830 p T + p^{17} T^{2} \)
31 \( 1 - 2045336056352 T + p^{17} T^{2} \)
37 \( 1 - 33855367078118 T + p^{17} T^{2} \)
41 \( 1 - 53206442755242 T + p^{17} T^{2} \)
43 \( 1 - 26590357792364 T + p^{17} T^{2} \)
47 \( 1 + 232565394320592 T + p^{17} T^{2} \)
53 \( 1 + 163277861935626 T + p^{17} T^{2} \)
59 \( 1 - 697820734313340 T + p^{17} T^{2} \)
61 \( 1 + 898968337037698 T + p^{17} T^{2} \)
67 \( 1 + 2667002109080572 T + p^{17} T^{2} \)
71 \( 1 - 3910637666678472 T + p^{17} T^{2} \)
73 \( 1 - 5855931724867274 T + p^{17} T^{2} \)
79 \( 1 + 23821740190145200 T + p^{17} T^{2} \)
83 \( 1 + 13915745478008556 T + p^{17} T^{2} \)
89 \( 1 + 30722744829110310 T + p^{17} T^{2} \)
97 \( 1 - 57649100896826978 T + p^{17} T^{2} \)
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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

−25.16367047386747969133022572849, −22.77650057109693261278142379133, −21.34585297942020791466669001938, −19.53256631540548305882124070340, −16.87391271811016277101273162591, −14.42047229473740982910507152221, −12.95042648552640109912683385534, −9.700931521273143182455695779559, −6.09606962482516881358734193045, −2.73797173310654543301152857738, 2.73797173310654543301152857738, 6.09606962482516881358734193045, 9.700931521273143182455695779559, 12.95042648552640109912683385534, 14.42047229473740982910507152221, 16.87391271811016277101273162591, 19.53256631540548305882124070340, 21.34585297942020791466669001938, 22.77650057109693261278142379133, 25.16367047386747969133022572849

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