Properties

Label 16-450e8-1.1-c1e8-0-1
Degree $16$
Conductor $1.682\times 10^{21}$
Sign $1$
Analytic cond. $27791.8$
Root an. cond. $1.89559$
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 + 4·9-s + 16-s − 40·19-s − 8·31-s + 8·36-s − 36·41-s − 8·49-s − 12·59-s − 32·61-s − 2·64-s + 48·71-s − 80·76-s + 8·79-s − 6·81-s + 72·89-s − 24·101-s − 64·109-s − 4·121-s − 16·124-s + 127-s + 131-s + 137-s + 139-s + 4·144-s + 149-s + 151-s + ⋯
L(s)  = 1  + 4-s + 4/3·9-s + 1/4·16-s − 9.17·19-s − 1.43·31-s + 4/3·36-s − 5.62·41-s − 8/7·49-s − 1.56·59-s − 4.09·61-s − 1/4·64-s + 5.69·71-s − 9.17·76-s + 0.900·79-s − 2/3·81-s + 7.63·89-s − 2.38·101-s − 6.13·109-s − 0.363·121-s − 1.43·124-s + 0.0887·127-s + 0.0873·131-s + 0.0854·137-s + 0.0848·139-s + 1/3·144-s + 0.0819·149-s + 0.0813·151-s + ⋯

Functional equation

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

Invariants

Degree: \(16\)
Conductor: \(2^{8} \cdot 3^{16} \cdot 5^{16}\)
Sign: $1$
Analytic conductor: \(27791.8\)
Root analytic conductor: \(1.89559\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 2^{8} \cdot 3^{16} \cdot 5^{16} ,\ ( \ : [1/2]^{8} ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(0.2280216460\)
\(L(\frac12)\) \(\approx\) \(0.2280216460\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( ( 1 - T^{2} + T^{4} )^{2} \)
3 \( ( 1 - 2 T^{2} + p^{2} T^{4} )^{2} \)
5 \( 1 \)
good7 \( 1 + 8 T^{2} + 46 T^{4} - 640 T^{6} - 5213 T^{8} - 640 p^{2} T^{10} + 46 p^{4} T^{12} + 8 p^{6} T^{14} + p^{8} T^{16} \)
11 \( ( 1 + 2 T^{2} - 117 T^{4} + 2 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
13 \( 1 + 32 T^{2} + 526 T^{4} + 5120 T^{6} + 46387 T^{8} + 5120 p^{2} T^{10} + 526 p^{4} T^{12} + 32 p^{6} T^{14} + p^{8} T^{16} \)
17 \( ( 1 - 10 T^{2} + p^{2} T^{4} )^{4} \)
19 \( ( 1 + 10 T + 3 p T^{2} + 10 p T^{3} + p^{2} T^{4} )^{4} \)
23 \( ( 1 + 40 T^{2} + 1071 T^{4} + 40 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
29 \( ( 1 - 52 T^{2} + 1863 T^{4} - 52 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
31 \( ( 1 + 4 T - 44 T^{2} - 8 T^{3} + 2143 T^{4} - 8 p T^{5} - 44 p^{2} T^{6} + 4 p^{3} T^{7} + p^{4} T^{8} )^{2} \)
37 \( ( 1 - 8 T^{2} - 702 T^{4} - 8 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
41 \( ( 1 + 9 T + 40 T^{2} + 9 p T^{3} + p^{2} T^{4} )^{4} \)
43 \( 1 + 110 T^{2} + 139 p T^{4} + 266750 T^{6} + 11699428 T^{8} + 266750 p^{2} T^{10} + 139 p^{5} T^{12} + 110 p^{6} T^{14} + p^{8} T^{16} \)
47 \( 1 + 68 T^{2} + 2506 T^{4} - 156400 T^{6} - 10608173 T^{8} - 156400 p^{2} T^{10} + 2506 p^{4} T^{12} + 68 p^{6} T^{14} + p^{8} T^{16} \)
53 \( ( 1 - 128 T^{2} + 8850 T^{4} - 128 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
59 \( ( 1 + 6 T - 85 T^{2} + 18 T^{3} + 9036 T^{4} + 18 p T^{5} - 85 p^{2} T^{6} + 6 p^{3} T^{7} + p^{4} T^{8} )^{2} \)
61 \( ( 1 + 8 T + 3 T^{2} + 8 p T^{3} + p^{2} T^{4} )^{4} \)
67 \( ( 1 + 62 T^{2} + p^{2} T^{4} )^{2}( 1 - 62 T^{2} - 645 T^{4} - 62 p^{2} T^{6} + p^{4} T^{8} ) \)
71 \( ( 1 - 12 T + 124 T^{2} - 12 p T^{3} + p^{2} T^{4} )^{4} \)
73 \( ( 1 - 145 T^{2} + p^{2} T^{4} )^{4} \)
79 \( ( 1 - 4 T + 70 T^{2} + 848 T^{3} - 4589 T^{4} + 848 p T^{5} + 70 p^{2} T^{6} - 4 p^{3} T^{7} + p^{4} T^{8} )^{2} \)
83 \( 1 + 302 T^{2} + 54841 T^{4} + 6820670 T^{6} + 646505092 T^{8} + 6820670 p^{2} T^{10} + 54841 p^{4} T^{12} + 302 p^{6} T^{14} + p^{8} T^{16} \)
89 \( ( 1 - 9 T + p T^{2} )^{8} \)
97 \( 1 + 2 p T^{2} + 9793 T^{4} + 18050 p T^{6} + 332586244 T^{8} + 18050 p^{3} T^{10} + 9793 p^{4} T^{12} + 2 p^{7} T^{14} + p^{8} T^{16} \)
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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

−4.87666415536503729289740062123, −4.82350974321019474402189743799, −4.77773364033562181998256893815, −4.41506999650727758557990557785, −4.18290591960772263574508911061, −4.13718781182922048881002259725, −3.96457159041005449739731872180, −3.92721899495613422447558742065, −3.90533353349964947421756984564, −3.59583320787432508317988168847, −3.51645064183507957150406719971, −3.36833338234159600190892725391, −3.05200336641778363831110661705, −2.74894366929963217297587744278, −2.67407650321425084919376402984, −2.38060137942445477817699916034, −2.33110614162747710902015764960, −2.16337020735023492830108763976, −1.93547569987324542925252039391, −1.81270793279332924964849194958, −1.62903544506915352212586937096, −1.55997885681308033660358949425, −1.41287199120117231602451667971, −0.36335831074920980610730063109, −0.13875971057856137959227205614, 0.13875971057856137959227205614, 0.36335831074920980610730063109, 1.41287199120117231602451667971, 1.55997885681308033660358949425, 1.62903544506915352212586937096, 1.81270793279332924964849194958, 1.93547569987324542925252039391, 2.16337020735023492830108763976, 2.33110614162747710902015764960, 2.38060137942445477817699916034, 2.67407650321425084919376402984, 2.74894366929963217297587744278, 3.05200336641778363831110661705, 3.36833338234159600190892725391, 3.51645064183507957150406719971, 3.59583320787432508317988168847, 3.90533353349964947421756984564, 3.92721899495613422447558742065, 3.96457159041005449739731872180, 4.13718781182922048881002259725, 4.18290591960772263574508911061, 4.41506999650727758557990557785, 4.77773364033562181998256893815, 4.82350974321019474402189743799, 4.87666415536503729289740062123

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

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