Properties

Label 14-287e7-287.286-c2e7-0-0
Degree $14$
Conductor $1.604\times 10^{17}$
Sign $1$
Analytic cond. $1.78862\times 10^{6}$
Root an. cond. $2.79645$
Motivic weight $2$
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  − 49·7-s + 175·25-s + 287·41-s + 1.37e3·49-s + 847·121-s + 127-s − 31·128-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 173-s − 8.57e3·175-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + 229-s + ⋯
L(s)  = 1  − 7·7-s + 7·25-s + 7·41-s + 28·49-s + 7·121-s + 0.00787·127-s − 0.242·128-s + 0.00763·131-s + 0.00729·137-s + 0.00719·139-s + 0.00671·149-s + 0.00662·151-s + 0.00636·157-s + 0.00613·163-s + 0.00598·167-s + 0.00578·173-s − 49·175-s + 0.00558·179-s + 0.00552·181-s + 0.00523·191-s + 0.00518·193-s + 0.00507·197-s + 0.00502·199-s + 0.00473·211-s + 0.00448·223-s + 0.00440·227-s + 0.00436·229-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(7^{7} \cdot 41^{7}\right)^{s/2} \, \Gamma_{\C}(s)^{7} \, L(s)\cr=\mathstrut & \,\Lambda(3-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(7^{7} \cdot 41^{7}\right)^{s/2} \, \Gamma_{\C}(s+1)^{7} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(14\)
Conductor: \(7^{7} \cdot 41^{7}\)
Sign: $1$
Analytic conductor: \(1.78862\times 10^{6}\)
Root analytic conductor: \(2.79645\)
Motivic weight: \(2\)
Rational: yes
Arithmetic: yes
Character: induced by $\chi_{287} (286, \cdot )$
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((14,\ 7^{7} \cdot 41^{7} ,\ ( \ : [1]^{7} ),\ 1 )\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(2.903669697\)
\(L(\frac12)\) \(\approx\) \(2.903669697\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( ( 1 + p T )^{7} \)
41 \( ( 1 - p T )^{7} \)
good2 \( 1 + 31 T^{7} + p^{14} T^{14} \)
3 \( 1 + 3718 T^{7} + p^{14} T^{14} \)
5 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
11 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
13 \( 1 + 24950438 T^{7} + p^{14} T^{14} \)
17 \( 1 + 800009246 T^{7} + p^{14} T^{14} \)
19 \( 1 + 305833574 T^{7} + p^{14} T^{14} \)
23 \( 1 - 6483516722 T^{7} + p^{14} T^{14} \)
29 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
31 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
37 \( 1 - 101889625898 T^{7} + p^{14} T^{14} \)
43 \( 1 - 358855177802 T^{7} + p^{14} T^{14} \)
47 \( 1 - 987930187618 T^{7} + p^{14} T^{14} \)
53 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
59 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
61 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
67 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
71 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
73 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
79 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
83 \( ( 1 - p T )^{7}( 1 + p T )^{7} \)
89 \( 1 - 87666289649746 T^{7} + p^{14} T^{14} \)
97 \( 1 - 74677982531458 T^{7} + p^{14} T^{14} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{14} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−5.65672611929260821359838087879, −5.60077882017353762638357039311, −5.35667300140548979292496920336, −5.16592730490314960806696617661, −4.78019594529829108896004563810, −4.58116732589004632666082809185, −4.51556712705199215339340489020, −4.16059233239379040205061914312, −4.13465189795418057223549854897, −4.10207606168342537845641808861, −3.57068360733795824981449457470, −3.44833566716796602454560871823, −3.29425159204719963136178765038, −3.19822775608545646370322877835, −3.01955250338513874442996835387, −2.90935211523299742141256627500, −2.69269007198505005667560617691, −2.47815288581083905408668072746, −2.44049277061994159604840064260, −2.27525055906270898754169847478, −1.26334414844324904248444218967, −0.879332753478647521789236891062, −0.76828959163404823861685214935, −0.57778164861474880804161102853, −0.48052501210901266852092307548, 0.48052501210901266852092307548, 0.57778164861474880804161102853, 0.76828959163404823861685214935, 0.879332753478647521789236891062, 1.26334414844324904248444218967, 2.27525055906270898754169847478, 2.44049277061994159604840064260, 2.47815288581083905408668072746, 2.69269007198505005667560617691, 2.90935211523299742141256627500, 3.01955250338513874442996835387, 3.19822775608545646370322877835, 3.29425159204719963136178765038, 3.44833566716796602454560871823, 3.57068360733795824981449457470, 4.10207606168342537845641808861, 4.13465189795418057223549854897, 4.16059233239379040205061914312, 4.51556712705199215339340489020, 4.58116732589004632666082809185, 4.78019594529829108896004563810, 5.16592730490314960806696617661, 5.35667300140548979292496920336, 5.60077882017353762638357039311, 5.65672611929260821359838087879

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

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