Properties

Degree 4
Conductor $ 61^{2} $
Sign $1$
Motivic weight 1
Primitive no
Self-dual yes
Analytic rank 2

Origins

Origins of factors

Downloads

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Normalization:  

Dirichlet series

L(s)  = 1  − 3·2-s − 4·3-s + 4·4-s − 3·5-s + 12·6-s − 6·7-s − 3·8-s + 6·9-s + 9·10-s − 16·12-s + 2·13-s + 18·14-s + 12·15-s + 3·16-s − 12·17-s − 18·18-s + 2·19-s − 12·20-s + 24·21-s + 12·24-s + 5·25-s − 6·26-s + 4·27-s − 24·28-s − 3·29-s − 36·30-s − 18·31-s + ⋯
L(s)  = 1  − 2.12·2-s − 2.30·3-s + 2·4-s − 1.34·5-s + 4.89·6-s − 2.26·7-s − 1.06·8-s + 2·9-s + 2.84·10-s − 4.61·12-s + 0.554·13-s + 4.81·14-s + 3.09·15-s + 3/4·16-s − 2.91·17-s − 4.24·18-s + 0.458·19-s − 2.68·20-s + 5.23·21-s + 2.44·24-s + 25-s − 1.17·26-s + 0.769·27-s − 4.53·28-s − 0.557·29-s − 6.57·30-s − 3.23·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3721 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3721 ^{s/2} \, \Gamma_{\C}(s+1/2)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

\( d \)  =  \(4\)
\( N \)  =  \(3721\)    =    \(61^{2}\)
\( \varepsilon \)  =  $1$
motivic weight  =  \(1\)
character  :  induced by $\chi_{61} (1, \cdot )$
primitive  :  no
self-dual  :  yes
analytic rank  =  2
Selberg data  =  $(4,\ 3721,\ (\ :1/2, 1/2),\ 1)$
$L(1)$  $=$  $0$
$L(\frac12)$  $=$  $0$
$L(\frac{3}{2})$   not available
$L(1)$   not available

Euler product

\[L(s) = \prod_{p \text{ prime}} F_p(p^{-s})^{-1} \]where, for $p \neq 61$,\[F_p(T) = 1 - a_p T + b_p T^2 - a_p p T^3 + p^2 T^4 \]with $b_p = a_p^2 - a_{p^2}$. If $p = 61$, then $F_p(T)$ is a polynomial of degree at most 3.
$p$$\Gal(F_p)$$F_p(T)$
bad61$C_2$ \( 1 + T + p T^{2} \)
good2$C_2^2$ \( 1 + 3 T + 5 T^{2} + 3 p T^{3} + p^{2} T^{4} \)
3$C_2$ \( ( 1 + 2 T + p T^{2} )^{2} \)
5$C_2^2$ \( 1 + 3 T + 4 T^{2} + 3 p T^{3} + p^{2} T^{4} \)
7$C_2$ \( ( 1 + T + p T^{2} )( 1 + 5 T + p T^{2} ) \)
11$C_2^2$ \( 1 - 10 T^{2} + p^{2} T^{4} \)
13$C_2$ \( ( 1 - 7 T + p T^{2} )( 1 + 5 T + p T^{2} ) \)
17$C_2^2$ \( 1 + 12 T + 65 T^{2} + 12 p T^{3} + p^{2} T^{4} \)
19$C_2^2$ \( 1 - 2 T - 15 T^{2} - 2 p T^{3} + p^{2} T^{4} \)
23$C_2$ \( ( 1 - p T^{2} )^{2} \)
29$C_2^2$ \( 1 + 3 T + 32 T^{2} + 3 p T^{3} + p^{2} T^{4} \)
31$C_2$ \( ( 1 + 7 T + p T^{2} )( 1 + 11 T + p T^{2} ) \)
37$C_2^2$ \( 1 - 71 T^{2} + p^{2} T^{4} \)
41$C_2$ \( ( 1 - 3 T + p T^{2} )^{2} \)
43$C_2^2$ \( 1 - 6 T + 55 T^{2} - 6 p T^{3} + p^{2} T^{4} \)
47$C_2^2$ \( 1 + 12 T + 97 T^{2} + 12 p T^{3} + p^{2} T^{4} \)
53$C_2^2$ \( 1 - 79 T^{2} + p^{2} T^{4} \)
59$C_2^2$ \( 1 + 6 T + 71 T^{2} + 6 p T^{3} + p^{2} T^{4} \)
67$C_2$ \( ( 1 - 5 T + p T^{2} )( 1 + 11 T + p T^{2} ) \)
71$C_2^2$ \( 1 + 18 T + 179 T^{2} + 18 p T^{3} + p^{2} T^{4} \)
73$C_2$ \( ( 1 - 17 T + p T^{2} )( 1 + 10 T + p T^{2} ) \)
79$C_2^2$ \( 1 + 18 T + 187 T^{2} + 18 p T^{3} + p^{2} T^{4} \)
83$C_2^2$ \( 1 + 6 T - 47 T^{2} + 6 p T^{3} + p^{2} T^{4} \)
89$C_2^2$ \( 1 + 65 T^{2} + p^{2} T^{4} \)
97$C_2^2$ \( 1 + T - 96 T^{2} + p T^{3} + p^{2} T^{4} \)
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\[\begin{aligned}L(s) = \prod_p \ \prod_{j=1}^{4} (1 - \alpha_{j,p}\, p^{-s})^{-1}\end{aligned}\]

Imaginary part of the first few zeros on the critical line

−15.45398636081071759679123171310, −14.49703356369637803913610510678, −13.00669108642035085648456205411, −13.00367585485339188716691372910, −12.35773274924212323012558365673, −11.49025016979964945891749175245, −11.22175428149875369070283455099, −10.86378928719409194637113667134, −10.30865493469148430556997888510, −9.486771794996276417784994054962, −8.934124914792456645089787817877, −8.687154848939297440421022196735, −7.32351152279063211893662906148, −7.08316854214303469120456888516, −6.17446311783826414281828765443, −5.92144739334591805205480698882, −4.55343076693636250565205258201, −3.39144853322135670810655197720, 0, 0, 3.39144853322135670810655197720, 4.55343076693636250565205258201, 5.92144739334591805205480698882, 6.17446311783826414281828765443, 7.08316854214303469120456888516, 7.32351152279063211893662906148, 8.687154848939297440421022196735, 8.934124914792456645089787817877, 9.486771794996276417784994054962, 10.30865493469148430556997888510, 10.86378928719409194637113667134, 11.22175428149875369070283455099, 11.49025016979964945891749175245, 12.35773274924212323012558365673, 13.00367585485339188716691372910, 13.00669108642035085648456205411, 14.49703356369637803913610510678, 15.45398636081071759679123171310

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