Properties

Label 16-30e16-1.1-c1e8-0-26
Degree $16$
Conductor $4.305\times 10^{23}$
Sign $1$
Analytic cond. $7.11470\times 10^{6}$
Root an. cond. $2.68077$
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 + 4·16-s + 16·19-s + 16·41-s + 64·59-s + 24·61-s − 16·64-s + 64·76-s + 32·79-s − 16·101-s + 72·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 64·164-s + 167-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + ⋯
L(s)  = 1  + 2·4-s + 16-s + 3.67·19-s + 2.49·41-s + 8.33·59-s + 3.07·61-s − 2·64-s + 7.34·76-s + 3.60·79-s − 1.59·101-s + 6.54·121-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 + 4.99·164-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 + ⋯

Functional equation

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

Invariants

Degree: \(16\)
Conductor: \(2^{16} \cdot 3^{16} \cdot 5^{16}\)
Sign: $1$
Analytic conductor: \(7.11470\times 10^{6}\)
Root analytic conductor: \(2.68077\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 2^{16} \cdot 3^{16} \cdot 5^{16} ,\ ( \ : [1/2]^{8} ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(27.60243657\)
\(L(\frac12)\) \(\approx\) \(27.60243657\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( ( 1 - p T^{2} + p^{2} T^{4} )^{2} \)
3 \( 1 \)
5 \( 1 \)
good7 \( 1 - 2 p^{2} T^{4} + 7011 T^{8} - 2 p^{6} T^{12} + p^{8} T^{16} \)
11 \( ( 1 - 18 T^{2} + p^{2} T^{4} )^{4} \)
13 \( 1 - 194 T^{4} + 171 p^{2} T^{8} - 194 p^{4} T^{12} + p^{8} T^{16} \)
17 \( ( 1 - 8 T + 32 T^{2} - 8 p T^{3} + p^{2} T^{4} )^{2}( 1 + 8 T + 32 T^{2} + 8 p T^{3} + p^{2} T^{4} )^{2} \)
19 \( ( 1 - 4 T + 15 T^{2} - 4 p T^{3} + p^{2} T^{4} )^{4} \)
23 \( 1 + 68 T^{4} - 434490 T^{8} + 68 p^{4} T^{12} + p^{8} T^{16} \)
29 \( ( 1 - 60 T^{2} + 1814 T^{4} - 60 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
31 \( ( 1 - 110 T^{2} + 4899 T^{4} - 110 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
37 \( 1 + 868 T^{4} + 2707878 T^{8} + 868 p^{4} T^{12} + p^{8} T^{16} \)
41 \( ( 1 - 4 T + 74 T^{2} - 4 p T^{3} + p^{2} T^{4} )^{4} \)
43 \( 1 + 3358 T^{4} + 8633475 T^{8} + 3358 p^{4} T^{12} + p^{8} T^{16} \)
47 \( 1 + 5188 T^{4} + 13723398 T^{8} + 5188 p^{4} T^{12} + p^{8} T^{16} \)
53 \( 1 + 5348 T^{4} + 16710438 T^{8} + 5348 p^{4} T^{12} + p^{8} T^{16} \)
59 \( ( 1 - 16 T + 170 T^{2} - 16 p T^{3} + p^{2} T^{4} )^{4} \)
61 \( ( 1 - 3 T + p T^{2} )^{8} \)
67 \( 1 - 6818 T^{4} + 25780611 T^{8} - 6818 p^{4} T^{12} + p^{8} T^{16} \)
71 \( ( 1 - 188 T^{2} + 17190 T^{4} - 188 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
73 \( ( 1 + 6242 T^{4} + p^{4} T^{8} )^{2} \)
79 \( ( 1 - 8 T + 162 T^{2} - 8 p T^{3} + p^{2} T^{4} )^{4} \)
83 \( 1 - 284 T^{4} - 90968346 T^{8} - 284 p^{4} T^{12} + p^{8} T^{16} \)
89 \( ( 1 - 130 T^{2} + p^{2} T^{4} )^{4} \)
97 \( 1 - 3842 T^{4} + 131200515 T^{8} - 3842 p^{4} T^{12} + p^{8} T^{16} \)
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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

−4.25378462640446652994271272273, −4.18411493053038748698204779333, −4.13358358507043527774673227393, −4.01854176721297901638358410990, −3.85017264616024010970886837377, −3.48847857371927639188247029619, −3.34573903607270297299181285717, −3.29878623752087529210903791581, −3.27383995795580997572537787831, −3.24369596551973188111339111936, −3.18968454398108628724799937484, −2.70462178886949743011580928214, −2.48823898113801802743683226374, −2.41921483946898846923152881697, −2.32393355316460838986935809704, −2.29156355337938149730520093586, −2.22877566701772899960449544897, −1.87899933841634962951419531677, −1.78890961001234894095448994371, −1.62827877062494839081592894571, −1.07084534081007234801258488321, −0.950347979051671614902603423296, −0.921786960479907610881697494765, −0.68068694918993886199676050362, −0.62405684757798701195565561912, 0.62405684757798701195565561912, 0.68068694918993886199676050362, 0.921786960479907610881697494765, 0.950347979051671614902603423296, 1.07084534081007234801258488321, 1.62827877062494839081592894571, 1.78890961001234894095448994371, 1.87899933841634962951419531677, 2.22877566701772899960449544897, 2.29156355337938149730520093586, 2.32393355316460838986935809704, 2.41921483946898846923152881697, 2.48823898113801802743683226374, 2.70462178886949743011580928214, 3.18968454398108628724799937484, 3.24369596551973188111339111936, 3.27383995795580997572537787831, 3.29878623752087529210903791581, 3.34573903607270297299181285717, 3.48847857371927639188247029619, 3.85017264616024010970886837377, 4.01854176721297901638358410990, 4.13358358507043527774673227393, 4.18411493053038748698204779333, 4.25378462640446652994271272273

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

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