Properties

Label 16-315e8-1.1-c1e8-0-2
Degree $16$
Conductor $9.694\times 10^{19}$
Sign $1$
Analytic cond. $1602.14$
Root an. cond. $1.58596$
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  + 8·4-s + 24·16-s + 12·19-s + 4·25-s + 36·31-s − 14·49-s − 72·61-s + 96·76-s + 28·79-s + 32·100-s + 28·109-s − 28·121-s + 288·124-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s − 76·169-s + 173-s + 179-s + 181-s + 191-s + ⋯
L(s)  = 1  + 4·4-s + 6·16-s + 2.75·19-s + 4/5·25-s + 6.46·31-s − 2·49-s − 9.21·61-s + 11.0·76-s + 3.15·79-s + 16/5·100-s + 2.68·109-s − 2.54·121-s + 25.8·124-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 − 5.84·169-s + 0.0760·173-s + 0.0747·179-s + 0.0743·181-s + 0.0723·191-s + ⋯

Functional equation

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

Invariants

Degree: \(16\)
Conductor: \(3^{16} \cdot 5^{8} \cdot 7^{8}\)
Sign: $1$
Analytic conductor: \(1602.14\)
Root analytic conductor: \(1.58596\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 3^{16} \cdot 5^{8} \cdot 7^{8} ,\ ( \ : [1/2]^{8} ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(11.21988158\)
\(L(\frac12)\) \(\approx\) \(11.21988158\)
\(L(\frac{3}{2})\) 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 \( 1 - 4 T^{2} - 9 T^{4} - 4 p^{2} T^{6} + p^{4} T^{8} \)
7 \( ( 1 + p T^{2} + p^{2} T^{4} )^{2} \)
good2 \( ( 1 - p T^{2} + p^{2} T^{4} )^{4} \)
11 \( ( 1 - 6 T + 25 T^{2} - 6 p T^{3} + p^{2} T^{4} )^{2}( 1 + 6 T + 25 T^{2} + 6 p T^{3} + p^{2} T^{4} )^{2} \)
13 \( ( 1 + 19 T^{2} + p^{2} T^{4} )^{4} \)
17 \( ( 1 + 20 T^{2} + 111 T^{4} + 20 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
19 \( ( 1 - 3 T + 22 T^{2} - 3 p T^{3} + p^{2} T^{4} )^{4} \)
23 \( ( 1 - 4 T^{2} - 513 T^{4} - 4 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
29 \( ( 1 - 56 T^{2} + p^{2} T^{4} )^{4} \)
31 \( ( 1 - 9 T + 58 T^{2} - 9 p T^{3} + p^{2} T^{4} )^{4} \)
37 \( ( 1 + 53 T^{2} + 1440 T^{4} + 53 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
41 \( ( 1 + 58 T^{2} + p^{2} T^{4} )^{4} \)
43 \( ( 1 - 65 T^{2} + p^{2} T^{4} )^{4} \)
47 \( ( 1 + 80 T^{2} + 4191 T^{4} + 80 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
53 \( ( 1 + 62 T^{2} + 1035 T^{4} + 62 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
59 \( ( 1 - 64 T^{2} + 615 T^{4} - 64 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
61 \( ( 1 + 18 T + 169 T^{2} + 18 p T^{3} + p^{2} T^{4} )^{4} \)
67 \( ( 1 - 55 T^{2} - 1464 T^{4} - 55 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
71 \( ( 1 - 14 T^{2} + p^{2} T^{4} )^{4} \)
73 \( ( 1 + 29 T^{2} - 4488 T^{4} + 29 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
79 \( ( 1 - 7 T - 30 T^{2} - 7 p T^{3} + p^{2} T^{4} )^{4} \)
83 \( ( 1 + 58 T^{2} + p^{2} T^{4} )^{4} \)
89 \( ( 1 + 116 T^{2} + 5535 T^{4} + 116 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
97 \( ( 1 + 166 T^{2} + p^{2} T^{4} )^{4} \)
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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

−5.34106369036749191927257592183, −4.85813751194261999648974079246, −4.80508915434941054317740606218, −4.74281453196294598390763398854, −4.69387871553803143725041862184, −4.57227526069810974224825099700, −4.54355625121611571988546222884, −4.19817289567899255163706148673, −4.14759282954120913626160549220, −3.48409080750250697950495189354, −3.47244974783512346868170146401, −3.34185022527296286517700194107, −3.14272419196782943660328963400, −3.13441953674736224493685892957, −2.78331795164472451717090859991, −2.76505091599599628999474194035, −2.67935021227277862327155334990, −2.55856420283690482827404677128, −2.15153089058037926028135939291, −2.10909762327495766017632077216, −1.72351783547206927813873004332, −1.35644189542647293346596156062, −1.34153190557127302939483608156, −1.33329232229953231157524545617, −0.62627639910159928857147692819, 0.62627639910159928857147692819, 1.33329232229953231157524545617, 1.34153190557127302939483608156, 1.35644189542647293346596156062, 1.72351783547206927813873004332, 2.10909762327495766017632077216, 2.15153089058037926028135939291, 2.55856420283690482827404677128, 2.67935021227277862327155334990, 2.76505091599599628999474194035, 2.78331795164472451717090859991, 3.13441953674736224493685892957, 3.14272419196782943660328963400, 3.34185022527296286517700194107, 3.47244974783512346868170146401, 3.48409080750250697950495189354, 4.14759282954120913626160549220, 4.19817289567899255163706148673, 4.54355625121611571988546222884, 4.57227526069810974224825099700, 4.69387871553803143725041862184, 4.74281453196294598390763398854, 4.80508915434941054317740606218, 4.85813751194261999648974079246, 5.34106369036749191927257592183

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

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