Properties

Label 4-7e4-1.1-c2e2-0-0
Degree $4$
Conductor $2401$
Sign $1$
Analytic cond. $1.78263$
Root an. cond. $1.15548$
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  + 3·2-s + 4·4-s + 9·8-s − 9·9-s + 6·11-s + 27·16-s − 27·18-s + 18·22-s − 18·23-s − 25·25-s − 108·29-s + 36·32-s − 36·36-s + 38·37-s + 116·43-s + 24·44-s − 54·46-s − 75·50-s + 6·53-s − 324·58-s + 17·64-s + 118·67-s + 228·71-s − 81·72-s + 114·74-s + 94·79-s + 348·86-s + ⋯
L(s)  = 1  + 3/2·2-s + 4-s + 9/8·8-s − 9-s + 6/11·11-s + 1.68·16-s − 3/2·18-s + 9/11·22-s − 0.782·23-s − 25-s − 3.72·29-s + 9/8·32-s − 36-s + 1.02·37-s + 2.69·43-s + 6/11·44-s − 1.17·46-s − 3/2·50-s + 6/53·53-s − 5.58·58-s + 0.265·64-s + 1.76·67-s + 3.21·71-s − 9/8·72-s + 1.54·74-s + 1.18·79-s + 4.04·86-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2401 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2401 ^{s/2} \, \Gamma_{\C}(s+1)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(2401\)    =    \(7^{4}\)
Sign: $1$
Analytic conductor: \(1.78263\)
Root analytic conductor: \(1.15548\)
Motivic weight: \(2\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((4,\ 2401,\ (\ :1, 1),\ 1)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(2.383839113\)
\(L(\frac12)\) \(\approx\) \(2.383839113\)
\(L(2)\) 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)$
bad7 \( 1 \)
good2$C_2^2$ \( 1 - 3 T + 5 T^{2} - 3 p^{2} T^{3} + p^{4} T^{4} \)
3$C_2$ \( ( 1 - p T + p^{2} T^{2} )( 1 + p T + p^{2} T^{2} ) \)
5$C_2$ \( ( 1 - p T + p^{2} T^{2} )( 1 + p T + p^{2} T^{2} ) \)
11$C_2^2$ \( 1 - 6 T - 85 T^{2} - 6 p^{2} T^{3} + p^{4} T^{4} \)
13$C_1$$\times$$C_1$ \( ( 1 - p T )^{2}( 1 + p T )^{2} \)
17$C_2$ \( ( 1 - p T + p^{2} T^{2} )( 1 + p T + p^{2} T^{2} ) \)
19$C_2$ \( ( 1 - p T + p^{2} T^{2} )( 1 + p T + p^{2} T^{2} ) \)
23$C_2^2$ \( 1 + 18 T - 205 T^{2} + 18 p^{2} T^{3} + p^{4} T^{4} \)
29$C_2$ \( ( 1 + 54 T + p^{2} T^{2} )^{2} \)
31$C_2$ \( ( 1 - p T + p^{2} T^{2} )( 1 + p T + p^{2} T^{2} ) \)
37$C_2^2$ \( 1 - 38 T + 75 T^{2} - 38 p^{2} T^{3} + p^{4} T^{4} \)
41$C_1$$\times$$C_1$ \( ( 1 - p T )^{2}( 1 + p T )^{2} \)
43$C_2$ \( ( 1 - 58 T + p^{2} T^{2} )^{2} \)
47$C_2$ \( ( 1 - p T + p^{2} T^{2} )( 1 + p T + p^{2} T^{2} ) \)
53$C_2^2$ \( 1 - 6 T - 2773 T^{2} - 6 p^{2} T^{3} + p^{4} T^{4} \)
59$C_2$ \( ( 1 - p T + p^{2} T^{2} )( 1 + p T + p^{2} T^{2} ) \)
61$C_2$ \( ( 1 - p T + p^{2} T^{2} )( 1 + p T + p^{2} T^{2} ) \)
67$C_2^2$ \( 1 - 118 T + 9435 T^{2} - 118 p^{2} T^{3} + p^{4} T^{4} \)
71$C_2$ \( ( 1 - 114 T + p^{2} T^{2} )^{2} \)
73$C_2$ \( ( 1 - p T + p^{2} T^{2} )( 1 + p T + p^{2} T^{2} ) \)
79$C_2^2$ \( 1 - 94 T + 2595 T^{2} - 94 p^{2} T^{3} + p^{4} T^{4} \)
83$C_1$$\times$$C_1$ \( ( 1 - p T )^{2}( 1 + p T )^{2} \)
89$C_2$ \( ( 1 - p T + p^{2} T^{2} )( 1 + p T + p^{2} T^{2} ) \)
97$C_1$$\times$$C_1$ \( ( 1 - p T )^{2}( 1 + p T )^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{4} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−15.42754443751509126646191000587, −14.66421272453221876331266098561, −14.62323729447796826303083785051, −13.72610505118807531063048971193, −13.71166887994936687481880775685, −12.72579363999346889019388002482, −12.57037253021287043585273200531, −11.62207360017369720918612416610, −11.17553886714646115839752435728, −10.74861130940744692752212285048, −9.509603005906909382149497478277, −9.297302362551114490375461803652, −7.945552666723230257615597998841, −7.68644464243382614153619475999, −6.57461554296066031581627467039, −5.54855639271986489619732279567, −5.51131183714359580398166671900, −4.01862293385741039919700360561, −3.81225750084565737646213906065, −2.21459161841151590161561784571, 2.21459161841151590161561784571, 3.81225750084565737646213906065, 4.01862293385741039919700360561, 5.51131183714359580398166671900, 5.54855639271986489619732279567, 6.57461554296066031581627467039, 7.68644464243382614153619475999, 7.945552666723230257615597998841, 9.297302362551114490375461803652, 9.509603005906909382149497478277, 10.74861130940744692752212285048, 11.17553886714646115839752435728, 11.62207360017369720918612416610, 12.57037253021287043585273200531, 12.72579363999346889019388002482, 13.71166887994936687481880775685, 13.72610505118807531063048971193, 14.62323729447796826303083785051, 14.66421272453221876331266098561, 15.42754443751509126646191000587

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