Properties

Label 8-2016e4-1.1-c2e4-0-4
Degree $8$
Conductor $1.652\times 10^{13}$
Sign $1$
Analytic cond. $9.10546\times 10^{6}$
Root an. cond. $7.41161$
Motivic weight $2$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $0$

Origins

Origins of factors

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Normalization:  

Dirichlet series

L(s)  = 1  + 28·7-s − 100·25-s + 490·49-s − 376·79-s + 412·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s − 676·169-s + 173-s − 2.80e3·175-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + 229-s + ⋯
L(s)  = 1  + 4·7-s − 4·25-s + 10·49-s − 4.75·79-s + 3.40·121-s + 0.00787·127-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 − 4·169-s + 0.00578·173-s − 16·175-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

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{20} \cdot 3^{8} \cdot 7^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(3-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{20} \cdot 3^{8} \cdot 7^{4}\right)^{s/2} \, \Gamma_{\C}(s+1)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{20} \cdot 3^{8} \cdot 7^{4}\)
Sign: $1$
Analytic conductor: \(9.10546\times 10^{6}\)
Root analytic conductor: \(7.41161\)
Motivic weight: \(2\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{20} \cdot 3^{8} \cdot 7^{4} ,\ ( \ : 1, 1, 1, 1 ),\ 1 )\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(5.941518321\)
\(L(\frac12)\) \(\approx\) \(5.941518321\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$\Gal(F_p)$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
7$C_1$ \( ( 1 - p T )^{4} \)
good5$C_2$ \( ( 1 + p^{2} T^{2} )^{4} \)
11$C_2^2$ \( ( 1 - 206 T^{2} + p^{4} T^{4} )^{2} \)
13$C_2$ \( ( 1 + p^{2} T^{2} )^{4} \)
17$C_1$$\times$$C_1$ \( ( 1 - p T )^{4}( 1 + p T )^{4} \)
19$C_2$ \( ( 1 + p^{2} T^{2} )^{4} \)
23$C_2^2$ \( ( 1 - 734 T^{2} + p^{4} T^{4} )^{2} \)
29$C_2^2$ \( ( 1 + 1234 T^{2} + p^{4} T^{4} )^{2} \)
31$C_1$$\times$$C_1$ \( ( 1 - p T )^{4}( 1 + p T )^{4} \)
37$C_2$ \( ( 1 - 38 T + p^{2} T^{2} )^{2}( 1 + 38 T + p^{2} T^{2} )^{2} \)
41$C_1$$\times$$C_1$ \( ( 1 - p T )^{4}( 1 + p T )^{4} \)
43$C_2$ \( ( 1 - 58 T + p^{2} T^{2} )^{2}( 1 + 58 T + p^{2} T^{2} )^{2} \)
47$C_1$$\times$$C_1$ \( ( 1 - p T )^{4}( 1 + p T )^{4} \)
53$C_2^2$ \( ( 1 - 5582 T^{2} + p^{4} T^{4} )^{2} \)
59$C_2$ \( ( 1 + p^{2} T^{2} )^{4} \)
61$C_2$ \( ( 1 + p^{2} T^{2} )^{4} \)
67$C_2$ \( ( 1 - 118 T + p^{2} T^{2} )^{2}( 1 + 118 T + p^{2} T^{2} )^{2} \)
71$C_2^2$ \( ( 1 + 2914 T^{2} + p^{4} T^{4} )^{2} \)
73$C_1$$\times$$C_1$ \( ( 1 - p T )^{4}( 1 + p T )^{4} \)
79$C_2$ \( ( 1 + 94 T + p^{2} T^{2} )^{4} \)
83$C_2$ \( ( 1 + p^{2} T^{2} )^{4} \)
89$C_1$$\times$$C_1$ \( ( 1 - p T )^{4}( 1 + p T )^{4} \)
97$C_1$$\times$$C_1$ \( ( 1 - p T )^{4}( 1 + p T )^{4} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{8} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−6.03182199840029981041238123677, −6.01435644029954739315398590299, −5.73838336461493715927733398598, −5.71696302476435179774490964368, −5.58944497305785042878465324992, −5.18498024611397580417224612186, −5.02951750807067246479235640882, −4.85491525035872158458735039785, −4.43587654805635724727378169649, −4.43015272458717487298315479284, −4.29514049478462017125760949066, −3.97844358667334805071987694972, −3.91875061680400934787696279475, −3.53316984955402010779359207033, −3.18831508348986476933961785173, −2.89678992468496095017557884493, −2.53907928507099807550036113178, −2.20658916230527632758580228386, −2.05548956948997599501735072643, −1.81580473106899126449267559015, −1.65553249653308658614203038389, −1.42320477600664260287310872429, −1.07893677092182261150955762017, −0.65562730313945438162156100359, −0.25767565513511899725795939321, 0.25767565513511899725795939321, 0.65562730313945438162156100359, 1.07893677092182261150955762017, 1.42320477600664260287310872429, 1.65553249653308658614203038389, 1.81580473106899126449267559015, 2.05548956948997599501735072643, 2.20658916230527632758580228386, 2.53907928507099807550036113178, 2.89678992468496095017557884493, 3.18831508348986476933961785173, 3.53316984955402010779359207033, 3.91875061680400934787696279475, 3.97844358667334805071987694972, 4.29514049478462017125760949066, 4.43015272458717487298315479284, 4.43587654805635724727378169649, 4.85491525035872158458735039785, 5.02951750807067246479235640882, 5.18498024611397580417224612186, 5.58944497305785042878465324992, 5.71696302476435179774490964368, 5.73838336461493715927733398598, 6.01435644029954739315398590299, 6.03182199840029981041238123677

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