Properties

Label 16-1575e8-1.1-c1e8-0-3
Degree $16$
Conductor $3.787\times 10^{25}$
Sign $1$
Analytic cond. $6.25837\times 10^{8}$
Root an. cond. $3.54632$
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  − 2·4-s + 16-s − 24·19-s + 48·31-s − 4·49-s − 6·64-s + 48·76-s − 56·109-s − 4·121-s − 96·124-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s − 16·169-s + 173-s + 179-s + 181-s + 191-s + 193-s + 8·196-s + 197-s + ⋯
L(s)  = 1  − 4-s + 1/4·16-s − 5.50·19-s + 8.62·31-s − 4/7·49-s − 3/4·64-s + 5.50·76-s − 5.36·109-s − 0.363·121-s − 8.62·124-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 − 1.23·169-s + 0.0760·173-s + 0.0747·179-s + 0.0743·181-s + 0.0723·191-s + 0.0719·193-s + 4/7·196-s + 0.0712·197-s + ⋯

Functional equation

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

Invariants

Degree: \(16\)
Conductor: \(3^{16} \cdot 5^{16} \cdot 7^{8}\)
Sign: $1$
Analytic conductor: \(6.25837\times 10^{8}\)
Root analytic conductor: \(3.54632\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 3^{16} \cdot 5^{16} \cdot 7^{8} ,\ ( \ : [1/2]^{8} ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(0.4011040635\)
\(L(\frac12)\) \(\approx\) \(0.4011040635\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 \)
7 \( ( 1 + T^{2} )^{4} \)
good2 \( ( 1 + T^{2} + T^{4} + p^{2} T^{6} + p^{4} T^{8} )^{2} \)
11 \( ( 1 + 2 T^{2} + 127 T^{4} + 2 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
13 \( ( 1 + 8 T^{2} + 238 T^{4} + 8 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
17 \( ( 1 - 32 T^{2} + 718 T^{4} - 32 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
19 \( ( 1 + 6 T + 18 T^{2} + 6 p T^{3} + p^{2} T^{4} )^{4} \)
23 \( ( 1 - 50 T^{2} + 1567 T^{4} - 50 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
29 \( ( 1 + 42 T^{2} + 1079 T^{4} + 42 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
31 \( ( 1 - 6 T + p T^{2} )^{8} \)
37 \( ( 1 - 65 T^{2} + p^{2} T^{4} )^{4} \)
41 \( ( 1 + 20 T^{2} + 1606 T^{4} + 20 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
43 \( ( 1 - 82 T^{2} + 3523 T^{4} - 82 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
47 \( ( 1 + 24 T^{2} + 3518 T^{4} + 24 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
53 \( ( 1 - 68 T^{2} + 4918 T^{4} - 68 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
59 \( ( 1 + 24 T^{2} + 6062 T^{4} + 24 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
61 \( ( 1 + p T^{2} )^{8} \)
67 \( ( 1 - 178 T^{2} + 15043 T^{4} - 178 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
71 \( ( 1 + 90 T^{2} + 2711 T^{4} + 90 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
73 \( ( 1 - 232 T^{2} + 23998 T^{4} - 232 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
79 \( ( 1 + 129 T^{2} + p^{2} T^{4} )^{4} \)
83 \( ( 1 - 36 T^{2} - 2602 T^{4} - 36 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
89 \( ( 1 + 160 T^{2} + 12846 T^{4} + 160 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
97 \( ( 1 - 78 T^{2} + p^{2} T^{4} )^{4} \)
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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

−4.12613832004756132883808304498, −3.91835069558195567804720340168, −3.83655817688150360490591674380, −3.71007567426738839434975481127, −3.59925176854182469044382852484, −3.27079173610476546058065067689, −3.06541704021114377646044966162, −2.98637868398488236927110696357, −2.92296980519793725190952875481, −2.86275273938841274912824601712, −2.69118405787036053489710805693, −2.59905835998659698932263968360, −2.50150594184270198484881210026, −2.24535447504166971945491152603, −2.17381039338997613803193814309, −1.99046446173372709221805947382, −1.78612176003770298932610318727, −1.59999018950253437840123874649, −1.45234386963204189100433988025, −1.44979103011287694259612654848, −0.832905035012804275204871930223, −0.800552624707541126172825028039, −0.76174286644347241860624873776, −0.49646304807036853608405895212, −0.07609055042376660948463073696, 0.07609055042376660948463073696, 0.49646304807036853608405895212, 0.76174286644347241860624873776, 0.800552624707541126172825028039, 0.832905035012804275204871930223, 1.44979103011287694259612654848, 1.45234386963204189100433988025, 1.59999018950253437840123874649, 1.78612176003770298932610318727, 1.99046446173372709221805947382, 2.17381039338997613803193814309, 2.24535447504166971945491152603, 2.50150594184270198484881210026, 2.59905835998659698932263968360, 2.69118405787036053489710805693, 2.86275273938841274912824601712, 2.92296980519793725190952875481, 2.98637868398488236927110696357, 3.06541704021114377646044966162, 3.27079173610476546058065067689, 3.59925176854182469044382852484, 3.71007567426738839434975481127, 3.83655817688150360490591674380, 3.91835069558195567804720340168, 4.12613832004756132883808304498

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

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