Properties

Label 16-1260e8-1.1-c0e8-0-1
Degree $16$
Conductor $6.353\times 10^{24}$
Sign $1$
Analytic cond. $0.0244467$
Root an. cond. $0.792982$
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  + 4·19-s − 4·31-s + 2·49-s − 4·79-s − 4·109-s − 4·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 4·169-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + 229-s + ⋯
L(s)  = 1  + 4·19-s − 4·31-s + 2·49-s − 4·79-s − 4·109-s − 4·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 4·169-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + 229-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{16} \cdot 3^{16} \cdot 5^{8} \cdot 7^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{16} \cdot 3^{16} \cdot 5^{8} \cdot 7^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(16\)
Conductor: \(2^{16} \cdot 3^{16} \cdot 5^{8} \cdot 7^{8}\)
Sign: $1$
Analytic conductor: \(0.0244467\)
Root analytic conductor: \(0.792982\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 2^{16} \cdot 3^{16} \cdot 5^{8} \cdot 7^{8} ,\ ( \ : [0]^{8} ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.7333190568\)
\(L(\frac12)\) \(\approx\) \(0.7333190568\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 - T^{4} + T^{8} \)
7 \( ( 1 - T^{2} + T^{4} )^{2} \)
good11 \( ( 1 - T + T^{2} )^{4}( 1 + T + T^{2} )^{4} \)
13 \( ( 1 - T^{2} + T^{4} )^{4} \)
17 \( ( 1 - T^{4} + T^{8} )^{2} \)
19 \( ( 1 - T )^{8}( 1 + T + T^{2} )^{4} \)
23 \( ( 1 - T^{4} + T^{8} )^{2} \)
29 \( ( 1 + T^{4} )^{4} \)
31 \( ( 1 + T )^{8}( 1 - T + T^{2} )^{4} \)
37 \( ( 1 + T^{2} )^{4}( 1 - T^{2} + T^{4} )^{2} \)
41 \( ( 1 - T )^{8}( 1 + T )^{8} \)
43 \( ( 1 - T^{2} + T^{4} )^{4} \)
47 \( ( 1 - T^{4} + T^{8} )^{2} \)
53 \( ( 1 - T^{2} + T^{4} )^{4} \)
59 \( ( 1 - T^{4} + T^{8} )^{2} \)
61 \( ( 1 - T^{2} + T^{4} )^{4} \)
67 \( ( 1 + T^{2} )^{4}( 1 - T^{2} + T^{4} )^{2} \)
71 \( ( 1 - T )^{8}( 1 + T )^{8} \)
73 \( ( 1 + T^{2} )^{4}( 1 - T^{2} + T^{4} )^{2} \)
79 \( ( 1 + T )^{8}( 1 - T + T^{2} )^{4} \)
83 \( ( 1 + T^{2} )^{8} \)
89 \( ( 1 - T^{4} + T^{8} )^{2} \)
97 \( ( 1 - T )^{8}( 1 + T )^{8} \)
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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

−4.32670325324356331419844706423, −4.04988577145120062114290003017, −3.99282451379923996282847357908, −3.94140478257495277929620362253, −3.92437692347078370072152167570, −3.67992659247001805644923405695, −3.58943625747657241498378375885, −3.53826080062410070942245004976, −3.48100328327064860352772278580, −3.24497150741637261208656323365, −2.99253390799909931709292648865, −2.81411162461294760922285626071, −2.70738857401396053801765080566, −2.67052586483773711914503354483, −2.62346757628067691120612645287, −2.47309353936923648400672123748, −2.31027967555264573545382235650, −1.85144213327307794212628730623, −1.79428896087623349626107626926, −1.66226024200484674677880923368, −1.40518854163695122598186741464, −1.30642787499293440883789710084, −1.15012761045758731498014932025, −1.14334442285070001189928614358, −0.45689532563816288200387315070, 0.45689532563816288200387315070, 1.14334442285070001189928614358, 1.15012761045758731498014932025, 1.30642787499293440883789710084, 1.40518854163695122598186741464, 1.66226024200484674677880923368, 1.79428896087623349626107626926, 1.85144213327307794212628730623, 2.31027967555264573545382235650, 2.47309353936923648400672123748, 2.62346757628067691120612645287, 2.67052586483773711914503354483, 2.70738857401396053801765080566, 2.81411162461294760922285626071, 2.99253390799909931709292648865, 3.24497150741637261208656323365, 3.48100328327064860352772278580, 3.53826080062410070942245004976, 3.58943625747657241498378375885, 3.67992659247001805644923405695, 3.92437692347078370072152167570, 3.94140478257495277929620362253, 3.99282451379923996282847357908, 4.04988577145120062114290003017, 4.32670325324356331419844706423

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

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