Properties

Label 2-26928-1.1-c1-0-31
Degree $2$
Conductor $26928$
Sign $-1$
Analytic cond. $215.021$
Root an. cond. $14.6635$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·5-s + 2·7-s − 11-s + 4·13-s − 17-s − 2·19-s + 2·23-s − 25-s − 2·29-s + 4·31-s − 4·35-s + 6·37-s − 6·41-s − 2·43-s − 3·49-s + 12·53-s + 2·55-s − 14·59-s + 6·61-s − 8·65-s + 4·67-s − 2·71-s − 8·73-s − 2·77-s + 2·79-s − 12·83-s + 2·85-s + ⋯
L(s)  = 1  − 0.894·5-s + 0.755·7-s − 0.301·11-s + 1.10·13-s − 0.242·17-s − 0.458·19-s + 0.417·23-s − 1/5·25-s − 0.371·29-s + 0.718·31-s − 0.676·35-s + 0.986·37-s − 0.937·41-s − 0.304·43-s − 3/7·49-s + 1.64·53-s + 0.269·55-s − 1.82·59-s + 0.768·61-s − 0.992·65-s + 0.488·67-s − 0.237·71-s − 0.936·73-s − 0.227·77-s + 0.225·79-s − 1.31·83-s + 0.216·85-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 26928 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 26928 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(26928\)    =    \(2^{4} \cdot 3^{2} \cdot 11 \cdot 17\)
Sign: $-1$
Analytic conductor: \(215.021\)
Root analytic conductor: \(14.6635\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 26928,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 \)
11 \( 1 + T \)
17 \( 1 + T \)
good5 \( 1 + 2 T + p T^{2} \)
7 \( 1 - 2 T + p T^{2} \)
13 \( 1 - 4 T + p T^{2} \)
19 \( 1 + 2 T + p T^{2} \)
23 \( 1 - 2 T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 - 6 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 + 2 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 - 12 T + p T^{2} \)
59 \( 1 + 14 T + p T^{2} \)
61 \( 1 - 6 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + 2 T + p T^{2} \)
73 \( 1 + 8 T + p T^{2} \)
79 \( 1 - 2 T + p T^{2} \)
83 \( 1 + 12 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 + 6 T + p T^{2} \)
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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

−15.49266857015284, −15.06764731694399, −14.64438053166256, −13.85208805300577, −13.44498885146629, −12.91502798295264, −12.25755005070369, −11.60133110207048, −11.33549746985852, −10.82355460008619, −10.23345688775035, −9.547453807676308, −8.707465327320860, −8.415417677897953, −7.902626837648223, −7.321315777467204, −6.658565161254641, −5.993386602969611, −5.349891425291741, −4.571904859721833, −4.151279300807238, −3.471544197518349, −2.727439645128595, −1.814272611032817, −1.045387240568022, 0, 1.045387240568022, 1.814272611032817, 2.727439645128595, 3.471544197518349, 4.151279300807238, 4.571904859721833, 5.349891425291741, 5.993386602969611, 6.658565161254641, 7.321315777467204, 7.902626837648223, 8.415417677897953, 8.707465327320860, 9.547453807676308, 10.23345688775035, 10.82355460008619, 11.33549746985852, 11.60133110207048, 12.25755005070369, 12.91502798295264, 13.44498885146629, 13.85208805300577, 14.64438053166256, 15.06764731694399, 15.49266857015284

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