Properties

Label 8-1116e4-1.1-c1e4-0-6
Degree $8$
Conductor $1.551\times 10^{12}$
Sign $1$
Analytic cond. $6306.16$
Root an. cond. $2.98518$
Motivic weight $1$
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  − 4·4-s + 12·16-s − 20·25-s + 28·49-s − 32·64-s − 16·97-s + 80·100-s + 32·109-s − 44·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 52·169-s + 173-s + 179-s + 181-s + 191-s + 193-s − 112·196-s + 197-s + 199-s + ⋯
L(s)  = 1  − 2·4-s + 3·16-s − 4·25-s + 4·49-s − 4·64-s − 1.62·97-s + 8·100-s + 3.06·109-s − 4·121-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 + 4·169-s + 0.0760·173-s + 0.0747·179-s + 0.0743·181-s + 0.0723·191-s + 0.0719·193-s − 8·196-s + 0.0712·197-s + 0.0708·199-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{8} \cdot 3^{8} \cdot 31^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{8} \cdot 3^{8} \cdot 31^{4}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{8} \cdot 3^{8} \cdot 31^{4}\)
Sign: $1$
Analytic conductor: \(6306.16\)
Root analytic conductor: \(2.98518\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{8} \cdot 3^{8} \cdot 31^{4} ,\ ( \ : 1/2, 1/2, 1/2, 1/2 ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(1.068433727\)
\(L(\frac12)\) \(\approx\) \(1.068433727\)
\(L(\frac{3}{2})\) 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$C_2$ \( ( 1 + p T^{2} )^{2} \)
3 \( 1 \)
31$C_2$ \( ( 1 - p T^{2} )^{2} \)
good5$C_2$ \( ( 1 + p T^{2} )^{4} \)
7$C_2$ \( ( 1 - p T^{2} )^{4} \)
11$C_2$ \( ( 1 + p T^{2} )^{4} \)
13$C_2$ \( ( 1 - p T^{2} )^{4} \)
17$C_2^2$ \( ( 1 + 28 T^{2} + p^{2} T^{4} )^{2} \)
19$C_2$ \( ( 1 - p T^{2} )^{4} \)
23$C_2$ \( ( 1 + p T^{2} )^{4} \)
29$C_2^2$ \( ( 1 + 4 T^{2} + p^{2} T^{4} )^{2} \)
37$C_2$ \( ( 1 - p T^{2} )^{4} \)
41$C_2$ \( ( 1 + p T^{2} )^{4} \)
43$C_2^2$ \( ( 1 - 38 T^{2} + p^{2} T^{4} )^{2} \)
47$C_2^2$ \( ( 1 - 92 T^{2} + p^{2} T^{4} )^{2} \)
53$C_2^2$ \( ( 1 - 44 T^{2} + p^{2} T^{4} )^{2} \)
59$C_2^2$ \( ( 1 - 68 T^{2} + p^{2} T^{4} )^{2} \)
61$C_2$ \( ( 1 - p T^{2} )^{4} \)
67$C_2$ \( ( 1 - p T^{2} )^{4} \)
71$C_2^2$ \( ( 1 - 44 T^{2} + p^{2} T^{4} )^{2} \)
73$C_2$ \( ( 1 - p T^{2} )^{4} \)
79$C_2^2$ \( ( 1 + 34 T^{2} + p^{2} T^{4} )^{2} \)
83$C_2$ \( ( 1 + p T^{2} )^{4} \)
89$C_2^2$ \( ( 1 - 116 T^{2} + p^{2} T^{4} )^{2} \)
97$C_2$ \( ( 1 + 4 T + p T^{2} )^{4} \)
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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

−7.05407274032692323450092692887, −6.91000114602047133474098960636, −6.49988457234966172836817629412, −6.28212237291547466587029169893, −6.04570935010398604051007797096, −5.75608094301818517470278045781, −5.67494631280870866605629412617, −5.46429230084732328308210094454, −5.35801424630095609207171843217, −4.94666192547902837893206555797, −4.79358789200637832067230103975, −4.32147862298709959483989177862, −4.23136421316346341558510300069, −3.98989122780480665433544641159, −3.92307044648178206620584028391, −3.61444013622569900978559618053, −3.44153766615470922338977388915, −2.96582148288602374332611460310, −2.58546694277605090493116186104, −2.41349817698543257459087489629, −1.95287382278036221814286315035, −1.60617565673840333780245728411, −1.28090889499958778622894263624, −0.60374756455491515360145278190, −0.38058848589459349732142442157, 0.38058848589459349732142442157, 0.60374756455491515360145278190, 1.28090889499958778622894263624, 1.60617565673840333780245728411, 1.95287382278036221814286315035, 2.41349817698543257459087489629, 2.58546694277605090493116186104, 2.96582148288602374332611460310, 3.44153766615470922338977388915, 3.61444013622569900978559618053, 3.92307044648178206620584028391, 3.98989122780480665433544641159, 4.23136421316346341558510300069, 4.32147862298709959483989177862, 4.79358789200637832067230103975, 4.94666192547902837893206555797, 5.35801424630095609207171843217, 5.46429230084732328308210094454, 5.67494631280870866605629412617, 5.75608094301818517470278045781, 6.04570935010398604051007797096, 6.28212237291547466587029169893, 6.49988457234966172836817629412, 6.91000114602047133474098960636, 7.05407274032692323450092692887

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