Properties

Label 16-4608e8-1.1-c1e8-0-15
Degree $16$
Conductor $2.033\times 10^{29}$
Sign $1$
Analytic cond. $3.35982\times 10^{12}$
Root an. cond. $6.06589$
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  − 16·23-s − 8·25-s + 48·47-s + 32·49-s + 16·71-s − 16·73-s + 24·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 40·169-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + ⋯
L(s)  = 1  − 3.33·23-s − 8/5·25-s + 7.00·47-s + 32/7·49-s + 1.89·71-s − 1.87·73-s + 2.18·121-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 + 3.07·169-s + 0.0760·173-s + 0.0747·179-s + 0.0743·181-s + 0.0723·191-s + 0.0719·193-s + 0.0712·197-s + 0.0708·199-s + 0.0688·211-s + 0.0669·223-s + 0.0663·227-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{72} \cdot 3^{16}\right)^{s/2} \, \Gamma_{\C}(s)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{72} \cdot 3^{16}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{8} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(16\)
Conductor: \(2^{72} \cdot 3^{16}\)
Sign: $1$
Analytic conductor: \(3.35982\times 10^{12}\)
Root analytic conductor: \(6.06589\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((16,\ 2^{72} \cdot 3^{16} ,\ ( \ : [1/2]^{8} ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(17.34545092\)
\(L(\frac12)\) \(\approx\) \(17.34545092\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
good5 \( ( 1 + 4 T^{2} + 22 T^{4} + 4 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
7 \( ( 1 - 16 T^{2} + 130 T^{4} - 16 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
11 \( ( 1 - 12 T^{2} + 150 T^{4} - 12 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
13 \( ( 1 - 20 T^{2} + 310 T^{4} - 20 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
17 \( ( 1 - 32 T^{2} + p^{2} T^{4} )^{4} \)
19 \( ( 1 + 12 T^{2} + 246 T^{4} + 12 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
23 \( ( 1 + 4 T + 42 T^{2} + 4 p T^{3} + p^{2} T^{4} )^{4} \)
29 \( ( 1 + 36 T^{2} + 1974 T^{4} + 36 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
31 \( ( 1 - 80 T^{2} + 3234 T^{4} - 80 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
37 \( ( 1 - 84 T^{2} + 3990 T^{4} - 84 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
41 \( ( 1 - 16 T + 128 T^{2} - 16 p T^{3} + p^{2} T^{4} )^{2}( 1 + 16 T + 128 T^{2} + 16 p T^{3} + p^{2} T^{4} )^{2} \)
43 \( ( 1 + 44 T^{2} + 2134 T^{4} + 44 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
47 \( ( 1 - 12 T + 122 T^{2} - 12 p T^{3} + p^{2} T^{4} )^{4} \)
53 \( ( 1 + 132 T^{2} + 9942 T^{4} + 132 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
59 \( ( 1 - 108 T^{2} + 7830 T^{4} - 108 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
61 \( ( 1 - 180 T^{2} + 15030 T^{4} - 180 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
67 \( ( 1 - 52 T^{2} + 9142 T^{4} - 52 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
71 \( ( 1 - 4 T + 74 T^{2} - 4 p T^{3} + p^{2} T^{4} )^{4} \)
73 \( ( 1 + 4 T + 118 T^{2} + 4 p T^{3} + p^{2} T^{4} )^{4} \)
79 \( ( 1 - 16 T^{2} - 7454 T^{4} - 16 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
83 \( ( 1 - 172 T^{2} + 21046 T^{4} - 172 p^{2} T^{6} + p^{4} T^{8} )^{2} \)
89 \( ( 1 - 128 T^{2} + p^{2} T^{4} )^{4} \)
97 \( ( 1 + 66 T^{2} + p^{2} T^{4} )^{4} \)
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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

−3.55426768716940718768672498480, −3.24341504206632328166575249844, −3.22777451455141064225712983876, −2.88646261209936271145893772541, −2.86777363395290743342732725076, −2.79955623023214714753017483720, −2.79313889536515809567635511860, −2.62659865361996172567169989327, −2.48740467597407381241526980390, −2.25022292147112616880873068738, −2.20488667342369414921644699153, −2.17614373710752862112015043416, −2.09068133914807457610018119613, −1.83815858313693995592456221291, −1.77462599007617442061477646059, −1.76276783993932204039590001637, −1.63125226806844520952276749837, −1.21709129352895411468549864824, −1.05746499287135226031843267910, −1.03555708594120248975021312132, −0.867626002596034630020483506329, −0.61718887125691216691961562076, −0.45873411784773335247424215848, −0.41429391973192471534910359749, −0.33436857845082718818804864441, 0.33436857845082718818804864441, 0.41429391973192471534910359749, 0.45873411784773335247424215848, 0.61718887125691216691961562076, 0.867626002596034630020483506329, 1.03555708594120248975021312132, 1.05746499287135226031843267910, 1.21709129352895411468549864824, 1.63125226806844520952276749837, 1.76276783993932204039590001637, 1.77462599007617442061477646059, 1.83815858313693995592456221291, 2.09068133914807457610018119613, 2.17614373710752862112015043416, 2.20488667342369414921644699153, 2.25022292147112616880873068738, 2.48740467597407381241526980390, 2.62659865361996172567169989327, 2.79313889536515809567635511860, 2.79955623023214714753017483720, 2.86777363395290743342732725076, 2.88646261209936271145893772541, 3.22777451455141064225712983876, 3.24341504206632328166575249844, 3.55426768716940718768672498480

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

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