Properties

Label 16-1120e8-1.1-c1e8-0-8
Degree $16$
Conductor $2.476\times 10^{24}$
Sign $1$
Analytic cond. $4.09223\times 10^{7}$
Root an. cond. $2.99052$
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  + 24·23-s − 12·25-s + 32·71-s + 88·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + 229-s + 233-s + 239-s + 241-s + ⋯
L(s)  = 1  + 5.00·23-s − 2.39·25-s + 3.79·71-s + 8·121-s + 0.0887·127-s + 0.0873·131-s + 0.0854·137-s + 0.0848·139-s + 0.0819·149-s + 0.0813·151-s + 0.0798·157-s + 0.0783·163-s + 0.0773·167-s + 0.0760·173-s + 0.0747·179-s + 0.0743·181-s + 0.0723·191-s + 0.0719·193-s + 0.0712·197-s + 0.0708·199-s + 0.0688·211-s + 0.0669·223-s + 0.0663·227-s + 0.0660·229-s + 0.0655·233-s + 0.0646·239-s + 0.0644·241-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{40} \cdot 5^{8} \cdot 7^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{40} \cdot 5^{8} \cdot 7^{8}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(16\)
Conductor: \(2^{40} \cdot 5^{8} \cdot 7^{8}\)
Sign: $1$
Analytic conductor: \(4.09223\times 10^{7}\)
Root analytic conductor: \(2.99052\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 2^{40} \cdot 5^{8} \cdot 7^{8} ,\ ( \ : [1/2]^{8} ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(8.406196968\)
\(L(\frac12)\) \(\approx\) \(8.406196968\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + 12 T^{2} + 72 T^{4} + 12 p^{2} T^{6} + p^{4} T^{8} \)
7 \( ( 1 + p^{2} T^{4} )^{2} \)
good3 \( ( 1 - 4 T^{2} + 8 T^{4} - 4 p^{2} T^{6} + p^{4} T^{8} )( 1 + 4 T^{2} + 8 T^{4} + 4 p^{2} T^{6} + p^{4} T^{8} ) \)
11 \( ( 1 - p T^{2} )^{8} \)
13 \( ( 1 - 36 T^{2} + 648 T^{4} - 36 p^{2} T^{6} + p^{4} T^{8} )( 1 + 36 T^{2} + 648 T^{4} + 36 p^{2} T^{6} + p^{4} T^{8} ) \)
17 \( ( 1 + p^{2} T^{4} )^{4} \)
19 \( ( 1 - 12 T^{2} + 72 T^{4} - 12 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
23 \( ( 1 - 6 T + p T^{2} )^{4}( 1 - 10 T^{2} + p^{2} T^{4} )^{2} \)
29 \( ( 1 + p T^{2} )^{8} \)
31 \( ( 1 - p T^{2} )^{8} \)
37 \( ( 1 + p^{2} T^{4} )^{4} \)
41 \( ( 1 - p T^{2} )^{8} \)
43 \( ( 1 + p^{2} T^{4} )^{4} \)
47 \( ( 1 + p^{2} T^{4} )^{4} \)
53 \( ( 1 + p^{2} T^{4} )^{4} \)
59 \( ( 1 + 108 T^{2} + 5832 T^{4} + 108 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
61 \( ( 1 - 12 T^{2} + 72 T^{4} - 12 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
67 \( ( 1 + p^{2} T^{4} )^{4} \)
71 \( ( 1 - 8 T + 32 T^{2} - 8 p T^{3} + p^{2} T^{4} )^{4} \)
73 \( ( 1 + p^{2} T^{4} )^{4} \)
79 \( ( 1 - 24 T + 288 T^{2} - 24 p T^{3} + p^{2} T^{4} )^{2}( 1 + 24 T + 288 T^{2} + 24 p T^{3} + p^{2} T^{4} )^{2} \)
83 \( ( 1 - 36 T^{2} + 648 T^{4} - 36 p^{2} T^{6} + p^{4} T^{8} )( 1 + 36 T^{2} + 648 T^{4} + 36 p^{2} T^{6} + p^{4} T^{8} ) \)
89 \( ( 1 + p T^{2} )^{8} \)
97 \( ( 1 + p^{2} T^{4} )^{4} \)
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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

−4.19289724940836109722008331196, −4.15559894726787507964281741132, −3.70802921825022489327391669438, −3.69318461632874718489411016173, −3.65599229508767578457780372132, −3.59500492625356168714462192381, −3.55225653211854200401294995374, −3.29060467393481638455196348415, −3.06170289917278022764448738124, −3.04581784440595423325050525473, −2.87636288762870517391529274895, −2.83928905534890245111735938650, −2.52703751834728211075253535942, −2.41458152777243426972978050309, −2.19227867426395781809993512840, −2.07944165355467800456103417739, −1.96734492080600686819250883195, −1.91854399737189503265027566937, −1.54182148848421050523365971561, −1.33923628580474456271374830985, −1.21621844897670980363648807818, −0.945198921250729642269508848638, −0.68279097708874942884705672610, −0.63894087885402324468949746112, −0.34606467007836696125367454094, 0.34606467007836696125367454094, 0.63894087885402324468949746112, 0.68279097708874942884705672610, 0.945198921250729642269508848638, 1.21621844897670980363648807818, 1.33923628580474456271374830985, 1.54182148848421050523365971561, 1.91854399737189503265027566937, 1.96734492080600686819250883195, 2.07944165355467800456103417739, 2.19227867426395781809993512840, 2.41458152777243426972978050309, 2.52703751834728211075253535942, 2.83928905534890245111735938650, 2.87636288762870517391529274895, 3.04581784440595423325050525473, 3.06170289917278022764448738124, 3.29060467393481638455196348415, 3.55225653211854200401294995374, 3.59500492625356168714462192381, 3.65599229508767578457780372132, 3.69318461632874718489411016173, 3.70802921825022489327391669438, 4.15559894726787507964281741132, 4.19289724940836109722008331196

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

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