Properties

Label 16-4000e8-1.1-c0e8-0-1
Degree $16$
Conductor $6.554\times 10^{28}$
Sign $1$
Analytic cond. $252.195$
Root an. cond. $1.41289$
Motivic weight $0$
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  + 2·3-s − 4·7-s + 3·9-s − 8·21-s + 2·23-s + 2·27-s + 6·29-s + 4·43-s + 4·47-s + 6·49-s − 2·61-s − 12·63-s + 4·69-s + 81-s − 2·83-s + 12·87-s − 8·101-s − 6·103-s + 8·107-s − 2·121-s + 127-s + 8·129-s + 131-s + 137-s + 139-s + 8·141-s + 12·147-s + ⋯
L(s)  = 1  + 2·3-s − 4·7-s + 3·9-s − 8·21-s + 2·23-s + 2·27-s + 6·29-s + 4·43-s + 4·47-s + 6·49-s − 2·61-s − 12·63-s + 4·69-s + 81-s − 2·83-s + 12·87-s − 8·101-s − 6·103-s + 8·107-s − 2·121-s + 127-s + 8·129-s + 131-s + 137-s + 139-s + 8·141-s + 12·147-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{40} \cdot 5^{24}\right)^{s/2} \, \Gamma_{\C}(s)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{40} \cdot 5^{24}\right)^{s/2} \, \Gamma_{\C}(s)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(16\)
Conductor: \(2^{40} \cdot 5^{24}\)
Sign: $1$
Analytic conductor: \(252.195\)
Root analytic conductor: \(1.41289\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 2^{40} \cdot 5^{24} ,\ ( \ : [0]^{8} ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.09024714376\)
\(L(\frac12)\) \(\approx\) \(0.09024714376\)
\(L(1)\) 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 \( 1 \)
good3 \( ( 1 - T + T^{3} - T^{4} + T^{5} - T^{7} + T^{8} )^{2} \)
7 \( ( 1 + T + T^{2} + T^{3} + T^{4} )^{4} \)
11 \( ( 1 - T + T^{2} - T^{3} + T^{4} )^{2}( 1 + T + T^{2} + T^{3} + T^{4} )^{2} \)
13 \( ( 1 + T^{2} )^{4}( 1 - T^{2} + T^{4} - T^{6} + T^{8} ) \)
17 \( ( 1 - T + T^{2} - T^{3} + T^{4} )^{2}( 1 + T + T^{2} + T^{3} + T^{4} )^{2} \)
19 \( ( 1 + T^{2} )^{4}( 1 - T^{2} + T^{4} - T^{6} + T^{8} ) \)
23 \( ( 1 - T + T^{3} - T^{4} + T^{5} - T^{7} + T^{8} )^{2} \)
29 \( ( 1 - T )^{8}( 1 + T + T^{2} + T^{3} + T^{4} )^{2} \)
31 \( 1 + T^{2} - T^{6} - T^{8} - T^{10} + T^{14} + T^{16} \)
37 \( 1 + T^{2} - T^{6} - T^{8} - T^{10} + T^{14} + T^{16} \)
41 \( ( 1 - T^{2} + T^{4} - T^{6} + T^{8} )^{2} \)
43 \( ( 1 - T + T^{2} - T^{3} + T^{4} )^{4} \)
47 \( ( 1 - T + T^{2} - T^{3} + T^{4} )^{4} \)
53 \( 1 + T^{2} - T^{6} - T^{8} - T^{10} + T^{14} + T^{16} \)
59 \( ( 1 - T^{2} + T^{4} - T^{6} + T^{8} )^{2} \)
61 \( ( 1 + T - T^{3} - T^{4} - T^{5} + T^{7} + T^{8} )^{2} \)
67 \( ( 1 - T^{2} + T^{4} - T^{6} + T^{8} )^{2} \)
71 \( ( 1 - T^{2} + T^{4} - T^{6} + T^{8} )^{2} \)
73 \( 1 + T^{2} - T^{6} - T^{8} - T^{10} + T^{14} + T^{16} \)
79 \( ( 1 + T^{2} )^{4}( 1 - T^{2} + T^{4} - T^{6} + T^{8} ) \)
83 \( ( 1 + T - T^{3} - T^{4} - T^{5} + T^{7} + T^{8} )^{2} \)
89 \( ( 1 - T^{2} + T^{4} - T^{6} + T^{8} )^{2} \)
97 \( ( 1 - T^{2} + T^{4} - T^{6} + T^{8} )^{2} \)
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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

−3.74946982931191428360685380634, −3.39915574596050139354424337928, −3.37989098451508095254733239614, −3.19512390882343194869282526032, −3.19066881457474517677796049435, −3.15296087622758479518776470874, −3.00845280106997253026626527407, −2.86018878824578382324930078530, −2.70571072828552581985818144693, −2.70033166724542125463324187060, −2.64944933096877302932477146922, −2.51635316283310134377849970704, −2.45972849957572861003855248015, −2.32962611307530444105927543060, −2.20524270959923933514758482634, −2.00107106813466588740631419142, −1.95046209959734491881224361794, −1.38838509443711431897979746616, −1.31608756249831555802373810424, −1.25963153710636934195951980747, −1.20983687566452471654288351110, −1.05172027443866975910490890677, −0.939987320435293528483016134650, −0.820347105564426561840416847261, −0.04952530926415038276647925936, 0.04952530926415038276647925936, 0.820347105564426561840416847261, 0.939987320435293528483016134650, 1.05172027443866975910490890677, 1.20983687566452471654288351110, 1.25963153710636934195951980747, 1.31608756249831555802373810424, 1.38838509443711431897979746616, 1.95046209959734491881224361794, 2.00107106813466588740631419142, 2.20524270959923933514758482634, 2.32962611307530444105927543060, 2.45972849957572861003855248015, 2.51635316283310134377849970704, 2.64944933096877302932477146922, 2.70033166724542125463324187060, 2.70571072828552581985818144693, 2.86018878824578382324930078530, 3.00845280106997253026626527407, 3.15296087622758479518776470874, 3.19066881457474517677796049435, 3.19512390882343194869282526032, 3.37989098451508095254733239614, 3.39915574596050139354424337928, 3.74946982931191428360685380634

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

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