Properties

Label 2-2e6-4.3-c4-0-3
Degree $2$
Conductor $64$
Sign $1$
Analytic cond. $6.61567$
Root an. cond. $2.57209$
Motivic weight $4$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 14·5-s + 81·9-s + 238·13-s + 322·17-s − 429·25-s − 82·29-s − 2.16e3·37-s − 3.03e3·41-s + 1.13e3·45-s + 2.40e3·49-s − 2.48e3·53-s + 6.95e3·61-s + 3.33e3·65-s + 1.44e3·73-s + 6.56e3·81-s + 4.50e3·85-s − 9.75e3·89-s − 1.91e3·97-s − 1.88e4·101-s − 9.36e3·109-s − 2.46e4·113-s + 1.92e4·117-s + ⋯
L(s)  = 1  + 0.559·5-s + 9-s + 1.40·13-s + 1.11·17-s − 0.686·25-s − 0.0975·29-s − 1.57·37-s − 1.80·41-s + 0.559·45-s + 49-s − 0.883·53-s + 1.86·61-s + 0.788·65-s + 0.270·73-s + 81-s + 0.623·85-s − 1.23·89-s − 0.203·97-s − 1.84·101-s − 0.787·109-s − 1.92·113-s + 1.40·117-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 64 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 64 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(64\)    =    \(2^{6}\)
Sign: $1$
Analytic conductor: \(6.61567\)
Root analytic conductor: \(2.57209\)
Motivic weight: \(4\)
Rational: yes
Arithmetic: yes
Character: $\chi_{64} (63, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 64,\ (\ :2),\ 1)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(1.902585161\)
\(L(\frac12)\) \(\approx\) \(1.902585161\)
\(L(3)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
good3 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
5 \( 1 - 14 T + p^{4} T^{2} \)
7 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
11 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
13 \( 1 - 238 T + p^{4} T^{2} \)
17 \( 1 - 322 T + p^{4} T^{2} \)
19 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
23 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
29 \( 1 + 82 T + p^{4} T^{2} \)
31 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
37 \( 1 + 2162 T + p^{4} T^{2} \)
41 \( 1 + 3038 T + p^{4} T^{2} \)
43 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
47 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
53 \( 1 + 2482 T + p^{4} T^{2} \)
59 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
61 \( 1 - 6958 T + p^{4} T^{2} \)
67 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
71 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
73 \( 1 - 1442 T + p^{4} T^{2} \)
79 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
83 \( ( 1 - p^{2} T )( 1 + p^{2} T ) \)
89 \( 1 + 9758 T + p^{4} T^{2} \)
97 \( 1 + 1918 T + p^{4} T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−13.98854262116414467487283372785, −13.19948637567232317859455332659, −12.01976340164903850504526174401, −10.60458130807511105456361997135, −9.681891795913749497326036331059, −8.301220511703890261401576500805, −6.83525678987165971068821721965, −5.49397901031855704077965920800, −3.71181906572610660469945677070, −1.49998087539089393848938004561, 1.49998087539089393848938004561, 3.71181906572610660469945677070, 5.49397901031855704077965920800, 6.83525678987165971068821721965, 8.301220511703890261401576500805, 9.681891795913749497326036331059, 10.60458130807511105456361997135, 12.01976340164903850504526174401, 13.19948637567232317859455332659, 13.98854262116414467487283372785

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