Properties

Label 16-1386e8-1.1-c1e8-0-4
Degree $16$
Conductor $1.362\times 10^{25}$
Sign $1$
Analytic cond. $2.25072\times 10^{8}$
Root an. cond. $3.32675$
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 + 10·16-s + 8·25-s − 80·37-s − 28·49-s − 20·64-s − 96·67-s − 32·100-s + 12·121-s + 127-s + 131-s + 137-s + 139-s + 320·148-s + 149-s + 151-s + 157-s + 163-s + 167-s + 24·169-s + 173-s + 179-s + 181-s + 191-s + 193-s + 112·196-s + 197-s + ⋯
L(s)  = 1  − 2·4-s + 5/2·16-s + 8/5·25-s − 13.1·37-s − 4·49-s − 5/2·64-s − 11.7·67-s − 3.19·100-s + 1.09·121-s + 0.0887·127-s + 0.0873·131-s + 0.0854·137-s + 0.0848·139-s + 26.3·148-s + 0.0819·149-s + 0.0813·151-s + 0.0798·157-s + 0.0783·163-s + 0.0773·167-s + 1.84·169-s + 0.0760·173-s + 0.0747·179-s + 0.0743·181-s + 0.0723·191-s + 0.0719·193-s + 8·196-s + 0.0712·197-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{8} \cdot 3^{16} \cdot 7^{8} \cdot 11^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{8} \cdot 3^{16} \cdot 7^{8} \cdot 11^{8}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(16\)
Conductor: \(2^{8} \cdot 3^{16} \cdot 7^{8} \cdot 11^{8}\)
Sign: $1$
Analytic conductor: \(2.25072\times 10^{8}\)
Root analytic conductor: \(3.32675\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 2^{8} \cdot 3^{16} \cdot 7^{8} \cdot 11^{8} ,\ ( \ : [1/2]^{8} ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(0.1448722054\)
\(L(\frac12)\) \(\approx\) \(0.1448722054\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( ( 1 + T^{2} )^{4} \)
3 \( 1 \)
7 \( ( 1 + p T^{2} )^{4} \)
11 \( ( 1 - 6 T^{2} + p^{2} T^{4} )^{2} \)
good5 \( ( 1 - 2 T^{2} + p^{2} T^{4} )^{4} \)
13 \( ( 1 - 6 T^{2} + p^{2} T^{4} )^{4} \)
17 \( ( 1 - 22 T^{2} + p^{2} T^{4} )^{4} \)
19 \( ( 1 + 30 T^{2} + p^{2} T^{4} )^{4} \)
23 \( ( 1 + 18 T^{2} + p^{2} T^{4} )^{4} \)
29 \( ( 1 - 22 T^{2} + p^{2} T^{4} )^{4} \)
31 \( ( 1 - 6 T^{2} + p^{2} T^{4} )^{4} \)
37 \( ( 1 + 10 T + p T^{2} )^{8} \)
41 \( ( 1 + 26 T^{2} + p^{2} T^{4} )^{4} \)
43 \( ( 1 - 12 T + p T^{2} )^{4}( 1 + 12 T + p T^{2} )^{4} \)
47 \( ( 1 - 86 T^{2} + p^{2} T^{4} )^{4} \)
53 \( ( 1 - 6 T^{2} + p^{2} T^{4} )^{4} \)
59 \( ( 1 + 10 T^{2} + p^{2} T^{4} )^{4} \)
61 \( ( 1 + p T^{2} )^{8} \)
67 \( ( 1 + 12 T + p T^{2} )^{8} \)
71 \( ( 1 + 114 T^{2} + p^{2} T^{4} )^{4} \)
73 \( ( 1 + 74 T^{2} + p^{2} T^{4} )^{4} \)
79 \( ( 1 - 130 T^{2} + p^{2} T^{4} )^{4} \)
83 \( ( 1 + 110 T^{2} + p^{2} T^{4} )^{4} \)
89 \( ( 1 - p T^{2} )^{8} \)
97 \( ( 1 + 30 T^{2} + p^{2} T^{4} )^{4} \)
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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

−4.00671049651668480183946595507, −3.94593324763705400646491978847, −3.86349426662569053080318838580, −3.73108791247670040645742355713, −3.39106934616950427853007332756, −3.31852628811714322182090010487, −3.30649132838705638537234342111, −3.29741973019958222012984350847, −3.10032691704054380442857380130, −2.99288836353459696606708235464, −2.97095095659529107701584463775, −2.78903609315232174929372207058, −2.63812848792814824318835541738, −2.11156549984205170388598857141, −1.94655416429873027856829605912, −1.89506936683780539690135376732, −1.69816078842261491857510186386, −1.59516352875141401837492155138, −1.57547708011735467768548439087, −1.46352593456786842154223815608, −1.37960647309059414548772509229, −0.935510447391173674593521508826, −0.36838899433603541896721348142, −0.18878989203895862696188751512, −0.18621788739744660289619857472, 0.18621788739744660289619857472, 0.18878989203895862696188751512, 0.36838899433603541896721348142, 0.935510447391173674593521508826, 1.37960647309059414548772509229, 1.46352593456786842154223815608, 1.57547708011735467768548439087, 1.59516352875141401837492155138, 1.69816078842261491857510186386, 1.89506936683780539690135376732, 1.94655416429873027856829605912, 2.11156549984205170388598857141, 2.63812848792814824318835541738, 2.78903609315232174929372207058, 2.97095095659529107701584463775, 2.99288836353459696606708235464, 3.10032691704054380442857380130, 3.29741973019958222012984350847, 3.30649132838705638537234342111, 3.31852628811714322182090010487, 3.39106934616950427853007332756, 3.73108791247670040645742355713, 3.86349426662569053080318838580, 3.94593324763705400646491978847, 4.00671049651668480183946595507

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

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