Properties

Label 16-507e8-1.1-c1e8-0-5
Degree $16$
Conductor $4.366\times 10^{21}$
Sign $1$
Analytic cond. $72157.3$
Root an. cond. $2.01206$
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  − 4·3-s + 4-s + 6·9-s − 4·12-s + 4·16-s + 2·17-s + 8·23-s + 14·25-s − 2·29-s + 6·36-s + 10·43-s − 16·48-s − 15·49-s − 8·51-s + 44·53-s − 32·61-s + 3·64-s + 2·68-s − 32·69-s − 56·75-s + 60·79-s − 15·81-s + 8·87-s + 8·92-s + 14·100-s − 22·101-s + 44·103-s + ⋯
L(s)  = 1  − 2.30·3-s + 1/2·4-s + 2·9-s − 1.15·12-s + 16-s + 0.485·17-s + 1.66·23-s + 14/5·25-s − 0.371·29-s + 36-s + 1.52·43-s − 2.30·48-s − 2.14·49-s − 1.12·51-s + 6.04·53-s − 4.09·61-s + 3/8·64-s + 0.242·68-s − 3.85·69-s − 6.46·75-s + 6.75·79-s − 5/3·81-s + 0.857·87-s + 0.834·92-s + 7/5·100-s − 2.18·101-s + 4.33·103-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(3^{8} \cdot 13^{16}\right)^{s/2} \, \Gamma_{\C}(s)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(3^{8} \cdot 13^{16}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(16\)
Conductor: \(3^{8} \cdot 13^{16}\)
Sign: $1$
Analytic conductor: \(72157.3\)
Root analytic conductor: \(2.01206\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 3^{8} \cdot 13^{16} ,\ ( \ : [1/2]^{8} ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(2.084033100\)
\(L(\frac12)\) \(\approx\) \(2.084033100\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( ( 1 + T + T^{2} )^{4} \)
13 \( 1 \)
good2 \( 1 - T^{2} - 3 T^{4} + p^{2} T^{6} - p^{2} T^{8} + p^{4} T^{10} - 3 p^{4} T^{12} - p^{6} T^{14} + p^{8} T^{16} \)
5 \( ( 1 - 7 T^{2} + 24 T^{4} - 7 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
7 \( 1 + 15 T^{2} + 109 T^{4} + 270 T^{6} + 30 T^{8} + 270 p^{2} T^{10} + 109 p^{4} T^{12} + 15 p^{6} T^{14} + p^{8} T^{16} \)
11 \( ( 1 + 18 T^{2} + 203 T^{4} + 18 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
17 \( ( 1 - T - 29 T^{2} + 4 T^{3} + 594 T^{4} + 4 p T^{5} - 29 p^{2} T^{6} - p^{3} T^{7} + p^{4} T^{8} )^{2} \)
19 \( 1 + 24 T^{2} + 322 T^{4} - 11232 T^{6} - 273741 T^{8} - 11232 p^{2} T^{10} + 322 p^{4} T^{12} + 24 p^{6} T^{14} + p^{8} T^{16} \)
23 \( ( 1 - 2 T - 19 T^{2} - 2 p T^{3} + p^{2} T^{4} )^{4} \)
29 \( ( 1 + T - 19 T^{2} - 38 T^{3} - 470 T^{4} - 38 p T^{5} - 19 p^{2} T^{6} + p^{3} T^{7} + p^{4} T^{8} )^{2} \)
31 \( ( 1 - 115 T^{2} + 5224 T^{4} - 115 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
37 \( 1 + 79 T^{2} + 2457 T^{4} + 82634 T^{6} + 3900566 T^{8} + 82634 p^{2} T^{10} + 2457 p^{4} T^{12} + 79 p^{6} T^{14} + p^{8} T^{16} \)
41 \( 1 + 155 T^{2} + 14661 T^{4} + 930310 T^{6} + 44472710 T^{8} + 930310 p^{2} T^{10} + 14661 p^{4} T^{12} + 155 p^{6} T^{14} + p^{8} T^{16} \)
43 \( ( 1 - 5 T - 63 T^{2} - 10 T^{3} + 4820 T^{4} - 10 p T^{5} - 63 p^{2} T^{6} - 5 p^{3} T^{7} + p^{4} T^{8} )^{2} \)
47 \( ( 1 - 26 T^{2} + p^{2} T^{4} )^{4} \)
53 \( ( 1 - 11 T + 98 T^{2} - 11 p T^{3} + p^{2} T^{4} )^{4} \)
59 \( 1 + 104 T^{2} + 4482 T^{4} - 65312 T^{6} - 9648301 T^{8} - 65312 p^{2} T^{10} + 4482 p^{4} T^{12} + 104 p^{6} T^{14} + p^{8} T^{16} \)
61 \( ( 1 + 16 T + 87 T^{2} + 752 T^{3} + 9224 T^{4} + 752 p T^{5} + 87 p^{2} T^{6} + 16 p^{3} T^{7} + p^{4} T^{8} )^{2} \)
67 \( 1 + 247 T^{2} + 36885 T^{4} + 3741062 T^{6} + 287946854 T^{8} + 3741062 p^{2} T^{10} + 36885 p^{4} T^{12} + 247 p^{6} T^{14} + p^{8} T^{16} \)
71 \( ( 1 - 54 T^{2} - 2125 T^{4} - 54 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
73 \( ( 1 - 186 T^{2} + 16859 T^{4} - 186 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
79 \( ( 1 - 15 T + 210 T^{2} - 15 p T^{3} + p^{2} T^{4} )^{4} \)
83 \( ( 1 - 248 T^{2} + 27454 T^{4} - 248 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
89 \( 1 + 160 T^{2} + 8866 T^{4} + 142720 T^{6} + 14506915 T^{8} + 142720 p^{2} T^{10} + 8866 p^{4} T^{12} + 160 p^{6} T^{14} + p^{8} T^{16} \)
97 \( 1 + 295 T^{2} + 47169 T^{4} + 6206210 T^{6} + 681153230 T^{8} + 6206210 p^{2} T^{10} + 47169 p^{4} T^{12} + 295 p^{6} T^{14} + p^{8} T^{16} \)
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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

−4.90590418366153579172877211429, −4.70579396802107896496553137149, −4.70539492821493616775028867546, −4.52822030473387907445217988637, −4.40726333376805503480558811124, −4.02752064850149023721945472630, −3.95328059014769722412436031278, −3.75206209983789581455313749093, −3.67878274951395642826261104006, −3.53828062474881842608722733893, −3.24786289232962283447914017046, −3.13558154817047365711907908753, −3.08573410359696370047508131333, −2.83574566805473002639543772657, −2.78484644899327010629711979436, −2.36259700712080783233910407137, −2.31582799341852914681894039369, −2.16898152478762723623209492597, −1.90694529078833871603736934441, −1.68909613561630295014376903440, −1.15060972794886268533283965689, −1.08197688517649470736827724740, −0.903118071279828179056018451984, −0.857135967625351433750783888250, −0.36701880213898301268550548762, 0.36701880213898301268550548762, 0.857135967625351433750783888250, 0.903118071279828179056018451984, 1.08197688517649470736827724740, 1.15060972794886268533283965689, 1.68909613561630295014376903440, 1.90694529078833871603736934441, 2.16898152478762723623209492597, 2.31582799341852914681894039369, 2.36259700712080783233910407137, 2.78484644899327010629711979436, 2.83574566805473002639543772657, 3.08573410359696370047508131333, 3.13558154817047365711907908753, 3.24786289232962283447914017046, 3.53828062474881842608722733893, 3.67878274951395642826261104006, 3.75206209983789581455313749093, 3.95328059014769722412436031278, 4.02752064850149023721945472630, 4.40726333376805503480558811124, 4.52822030473387907445217988637, 4.70539492821493616775028867546, 4.70579396802107896496553137149, 4.90590418366153579172877211429

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

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