Properties

Label 16-460e8-1.1-c1e8-0-0
Degree $16$
Conductor $2.005\times 10^{21}$
Sign $1$
Analytic cond. $33134.4$
Root an. cond. $1.91653$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $0$

Origins

Origins of factors

Downloads

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Normalization:  

Dirichlet series

L(s)  = 1  − 4·4-s + 8·9-s + 4·16-s + 20·25-s + 24·29-s − 32·36-s − 72·41-s − 4·49-s + 16·64-s + 4·81-s − 80·100-s + 24·101-s − 96·116-s − 88·121-s + 127-s + 131-s + 137-s + 139-s + 32·144-s + 149-s + 151-s + 157-s + 163-s + 288·164-s + 167-s + 8·169-s + 173-s + ⋯
L(s)  = 1  − 2·4-s + 8/3·9-s + 16-s + 4·25-s + 4.45·29-s − 5.33·36-s − 11.2·41-s − 4/7·49-s + 2·64-s + 4/9·81-s − 8·100-s + 2.38·101-s − 8.91·116-s − 8·121-s + 0.0887·127-s + 0.0873·131-s + 0.0854·137-s + 0.0848·139-s + 8/3·144-s + 0.0819·149-s + 0.0813·151-s + 0.0798·157-s + 0.0783·163-s + 22.4·164-s + 0.0773·167-s + 8/13·169-s + 0.0760·173-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{16} \cdot 5^{8} \cdot 23^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{16} \cdot 5^{8} \cdot 23^{8}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(16\)
Conductor: \(2^{16} \cdot 5^{8} \cdot 23^{8}\)
Sign: $1$
Analytic conductor: \(33134.4\)
Root analytic conductor: \(1.91653\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 2^{16} \cdot 5^{8} \cdot 23^{8} ,\ ( \ : [1/2]^{8} ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(0.07979262131\)
\(L(\frac12)\) \(\approx\) \(0.07979262131\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( ( 1 + p T^{2} + p^{2} T^{4} )^{2} \)
5 \( ( 1 - p T^{2} )^{4} \)
23 \( ( 1 + 14 T^{2} + p^{2} T^{4} )^{2} \)
good3 \( ( 1 - 2 T^{2} + p^{2} T^{4} )^{4} \)
7 \( ( 1 + T^{2} + p^{2} T^{4} )^{4} \)
11 \( ( 1 + p T^{2} )^{8} \)
13 \( ( 1 - 2 T^{2} + p^{2} T^{4} )^{4} \)
17 \( ( 1 + 29 T^{2} + p^{2} T^{4} )^{4} \)
19 \( ( 1 - 2 T^{2} + p^{2} T^{4} )^{4} \)
29 \( ( 1 - 3 T + p T^{2} )^{8} \)
31 \( ( 1 - 11 T + p T^{2} )^{4}( 1 + 11 T + p T^{2} )^{4} \)
37 \( ( 1 + 29 T^{2} + p^{2} T^{4} )^{4} \)
41 \( ( 1 + 9 T + p T^{2} )^{8} \)
43 \( ( 1 - 26 T^{2} + p^{2} T^{4} )^{4} \)
47 \( ( 1 + 62 T^{2} + p^{2} T^{4} )^{4} \)
53 \( ( 1 + 101 T^{2} + p^{2} T^{4} )^{4} \)
59 \( ( 1 - 43 T^{2} + p^{2} T^{4} )^{4} \)
61 \( ( 1 - 2 T^{2} + p^{2} T^{4} )^{4} \)
67 \( ( 1 + T^{2} + p^{2} T^{4} )^{4} \)
71 \( ( 1 - 139 T^{2} + p^{2} T^{4} )^{4} \)
73 \( ( 1 - 122 T^{2} + p^{2} T^{4} )^{4} \)
79 \( ( 1 - 2 T^{2} + p^{2} T^{4} )^{4} \)
83 \( ( 1 - 151 T^{2} + p^{2} T^{4} )^{4} \)
89 \( ( 1 - 58 T^{2} + p^{2} T^{4} )^{4} \)
97 \( ( 1 + 14 T^{2} + p^{2} T^{4} )^{4} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{16} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−4.86049569201437676078659633823, −4.67675692465143368471771516070, −4.63503847997264811832697588540, −4.59633351094384728247746388647, −4.42117294655091432941247936253, −4.37788966019256523267579307146, −3.97175262175996624096521352191, −3.81856341845175846131875470047, −3.71291526634921455049241819315, −3.69039147177860266249553216273, −3.44177427987399969342995058303, −3.27463264752123095988364125879, −3.09908376084000593912718895256, −2.91648510559158444814603711166, −2.81982988161587870516636917391, −2.70811422547149365974081392905, −2.44326236908334759821003489889, −1.98218441257278157562948435144, −1.87044681107623145284596938844, −1.61196525242618231958394644837, −1.44694200950501164191740648905, −1.32263048358346555031633610183, −1.05462628239931915036813824325, −0.811455823849379578805745272629, −0.05831176781916417987898484423, 0.05831176781916417987898484423, 0.811455823849379578805745272629, 1.05462628239931915036813824325, 1.32263048358346555031633610183, 1.44694200950501164191740648905, 1.61196525242618231958394644837, 1.87044681107623145284596938844, 1.98218441257278157562948435144, 2.44326236908334759821003489889, 2.70811422547149365974081392905, 2.81982988161587870516636917391, 2.91648510559158444814603711166, 3.09908376084000593912718895256, 3.27463264752123095988364125879, 3.44177427987399969342995058303, 3.69039147177860266249553216273, 3.71291526634921455049241819315, 3.81856341845175846131875470047, 3.97175262175996624096521352191, 4.37788966019256523267579307146, 4.42117294655091432941247936253, 4.59633351094384728247746388647, 4.63503847997264811832697588540, 4.67675692465143368471771516070, 4.86049569201437676078659633823

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

Plot not available for L-functions of degree greater than 10.