Properties

Label 16-483e8-1.1-c1e8-0-1
Degree $16$
Conductor $2.962\times 10^{21}$
Sign $1$
Analytic cond. $48954.6$
Root an. cond. $1.96386$
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  + 12·4-s − 8·7-s − 8·9-s + 74·16-s − 96·28-s − 96·36-s + 16·37-s − 32·43-s + 28·49-s + 64·63-s + 300·64-s + 16·67-s + 16·79-s + 32·81-s − 16·109-s − 592·112-s + 64·121-s + 127-s + 131-s + 137-s + 139-s − 592·144-s + 192·148-s + 149-s + 151-s + 157-s + 163-s + ⋯
L(s)  = 1  + 6·4-s − 3.02·7-s − 8/3·9-s + 37/2·16-s − 18.1·28-s − 16·36-s + 2.63·37-s − 4.87·43-s + 4·49-s + 8.06·63-s + 75/2·64-s + 1.95·67-s + 1.80·79-s + 32/9·81-s − 1.53·109-s − 55.9·112-s + 5.81·121-s + 0.0887·127-s + 0.0873·131-s + 0.0854·137-s + 0.0848·139-s − 49.3·144-s + 15.7·148-s + 0.0819·149-s + 0.0813·151-s + 0.0798·157-s + 0.0783·163-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(3^{8} \cdot 7^{8} \cdot 23^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(3^{8} \cdot 7^{8} \cdot 23^{8}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(16\)
Conductor: \(3^{8} \cdot 7^{8} \cdot 23^{8}\)
Sign: $1$
Analytic conductor: \(48954.6\)
Root analytic conductor: \(1.96386\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 3^{8} \cdot 7^{8} \cdot 23^{8} ,\ ( \ : [1/2]^{8} ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(10.48609570\)
\(L(\frac12)\) \(\approx\) \(10.48609570\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + 8 T^{2} + 32 T^{4} + 8 p^{2} T^{6} + p^{4} T^{8} \)
7 \( ( 1 + 4 T + 10 T^{2} + 4 p T^{3} + p^{2} T^{4} )^{2} \)
23 \( ( 1 + T^{2} )^{4} \)
good2 \( ( 1 - 3 T^{2} + p^{2} T^{4} )^{4} \)
5 \( ( 1 + 48 T^{4} + p^{4} T^{8} )^{2} \)
11 \( ( 1 - 32 T^{2} + 466 T^{4} - 32 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
13 \( ( 1 - 36 T^{2} + 630 T^{4} - 36 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
17 \( ( 1 + 48 T^{2} + 1056 T^{4} + 48 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
19 \( ( 1 - 44 T^{2} + 1078 T^{4} - 44 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
29 \( ( 1 - 40 T^{2} + p^{2} T^{4} )^{4} \)
31 \( ( 1 - 56 T^{2} + 2608 T^{4} - 56 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
37 \( ( 1 - 4 T + 6 T^{2} - 4 p T^{3} + p^{2} T^{4} )^{4} \)
41 \( ( 1 + 4 T^{2} + 3238 T^{4} + 4 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
43 \( ( 1 + 8 T + 70 T^{2} + 8 p T^{3} + p^{2} T^{4} )^{4} \)
47 \( ( 1 + 136 T^{2} + 8944 T^{4} + 136 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
53 \( ( 1 - 188 T^{2} + 14326 T^{4} - 188 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
59 \( ( 1 + 136 T^{2} + 11008 T^{4} + 136 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
61 \( ( 1 + 2640 T^{4} + p^{4} T^{8} )^{2} \)
67 \( ( 1 - 4 T - 24 T^{2} - 4 p T^{3} + p^{2} T^{4} )^{4} \)
71 \( ( 1 - 188 T^{2} + 16870 T^{4} - 188 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
73 \( ( 1 - 212 T^{2} + 21862 T^{4} - 212 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
79 \( ( 1 - 4 T - 4 p T^{3} + p^{2} T^{4} )^{4} \)
83 \( ( 1 + 252 T^{2} + 28086 T^{4} + 252 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
89 \( ( 1 + 176 T^{2} + 23424 T^{4} + 176 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
97 \( ( 1 - 240 T^{2} + 28800 T^{4} - 240 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
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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

−4.91291058986125806844661571999, −4.81740687530280301544424816283, −4.60674312959301520381781649793, −4.39953434026058700569916691185, −4.18613275980708138312826889340, −3.89260520913756101580820335646, −3.75966258151502729681542939658, −3.56338865766601545154175217222, −3.31916120802819502118814422777, −3.26971908376332873195096957358, −3.26224931690181404946373666363, −3.19478368201143597473481859625, −2.96766282924794599627515445771, −2.84584193207384649665915629328, −2.66960821634312555231493263629, −2.60991650211926481388931996972, −2.41269204640216396390332163452, −2.22908336182441671361178267944, −1.99622964076765610773798920449, −1.86549875571546383250136321346, −1.82110370656645442699911043351, −1.58672464680082127656339911622, −1.14233022559293502845743716813, −0.57728473446826275768635673281, −0.52537393517743777731588283725, 0.52537393517743777731588283725, 0.57728473446826275768635673281, 1.14233022559293502845743716813, 1.58672464680082127656339911622, 1.82110370656645442699911043351, 1.86549875571546383250136321346, 1.99622964076765610773798920449, 2.22908336182441671361178267944, 2.41269204640216396390332163452, 2.60991650211926481388931996972, 2.66960821634312555231493263629, 2.84584193207384649665915629328, 2.96766282924794599627515445771, 3.19478368201143597473481859625, 3.26224931690181404946373666363, 3.26971908376332873195096957358, 3.31916120802819502118814422777, 3.56338865766601545154175217222, 3.75966258151502729681542939658, 3.89260520913756101580820335646, 4.18613275980708138312826889340, 4.39953434026058700569916691185, 4.60674312959301520381781649793, 4.81740687530280301544424816283, 4.91291058986125806844661571999

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

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