Properties

Label 2-40e2-1.1-c3-0-55
Degree $2$
Conductor $1600$
Sign $-1$
Analytic cond. $94.4030$
Root an. cond. $9.71612$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4·3-s − 16·7-s − 11·9-s − 60·11-s + 86·13-s − 18·17-s + 44·19-s + 64·21-s + 48·23-s + 152·27-s + 186·29-s − 176·31-s + 240·33-s + 254·37-s − 344·39-s + 186·41-s + 100·43-s + 168·47-s − 87·49-s + 72·51-s − 498·53-s − 176·57-s − 252·59-s + 58·61-s + 176·63-s + 1.03e3·67-s − 192·69-s + ⋯
L(s)  = 1  − 0.769·3-s − 0.863·7-s − 0.407·9-s − 1.64·11-s + 1.83·13-s − 0.256·17-s + 0.531·19-s + 0.665·21-s + 0.435·23-s + 1.08·27-s + 1.19·29-s − 1.01·31-s + 1.26·33-s + 1.12·37-s − 1.41·39-s + 0.708·41-s + 0.354·43-s + 0.521·47-s − 0.253·49-s + 0.197·51-s − 1.29·53-s − 0.408·57-s − 0.556·59-s + 0.121·61-s + 0.351·63-s + 1.88·67-s − 0.334·69-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1600\)    =    \(2^{6} \cdot 5^{2}\)
Sign: $-1$
Analytic conductor: \(94.4030\)
Root analytic conductor: \(9.71612\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1600,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
good3 \( 1 + 4 T + p^{3} T^{2} \)
7 \( 1 + 16 T + p^{3} T^{2} \)
11 \( 1 + 60 T + p^{3} T^{2} \)
13 \( 1 - 86 T + p^{3} T^{2} \)
17 \( 1 + 18 T + p^{3} T^{2} \)
19 \( 1 - 44 T + p^{3} T^{2} \)
23 \( 1 - 48 T + p^{3} T^{2} \)
29 \( 1 - 186 T + p^{3} T^{2} \)
31 \( 1 + 176 T + p^{3} T^{2} \)
37 \( 1 - 254 T + p^{3} T^{2} \)
41 \( 1 - 186 T + p^{3} T^{2} \)
43 \( 1 - 100 T + p^{3} T^{2} \)
47 \( 1 - 168 T + p^{3} T^{2} \)
53 \( 1 + 498 T + p^{3} T^{2} \)
59 \( 1 + 252 T + p^{3} T^{2} \)
61 \( 1 - 58 T + p^{3} T^{2} \)
67 \( 1 - 1036 T + p^{3} T^{2} \)
71 \( 1 + 168 T + p^{3} T^{2} \)
73 \( 1 + 506 T + p^{3} T^{2} \)
79 \( 1 + 272 T + p^{3} T^{2} \)
83 \( 1 + 948 T + p^{3} T^{2} \)
89 \( 1 + 1014 T + p^{3} T^{2} \)
97 \( 1 - 766 T + p^{3} T^{2} \)
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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

−8.604200784338557105471300236436, −7.912622166930640061152208812932, −6.85819806008588924965344057091, −6.02677138651078518313750108629, −5.60121588368688315512263015304, −4.59731273365971337735128944840, −3.37193431047213631867845280852, −2.65119767680412610029524300173, −1.01292286925120817477331675289, 0, 1.01292286925120817477331675289, 2.65119767680412610029524300173, 3.37193431047213631867845280852, 4.59731273365971337735128944840, 5.60121588368688315512263015304, 6.02677138651078518313750108629, 6.85819806008588924965344057091, 7.912622166930640061152208812932, 8.604200784338557105471300236436

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