Properties

Label 2-40e2-1.1-c3-0-17
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·3-s − 6·7-s − 23·9-s − 32·11-s − 38·13-s − 26·17-s − 100·19-s − 12·21-s + 78·23-s − 100·27-s + 50·29-s − 108·31-s − 64·33-s + 266·37-s − 76·39-s + 22·41-s + 442·43-s + 514·47-s − 307·49-s − 52·51-s + 2·53-s − 200·57-s − 500·59-s + 518·61-s + 138·63-s + 126·67-s + 156·69-s + ⋯
L(s)  = 1  + 0.384·3-s − 0.323·7-s − 0.851·9-s − 0.877·11-s − 0.810·13-s − 0.370·17-s − 1.20·19-s − 0.124·21-s + 0.707·23-s − 0.712·27-s + 0.320·29-s − 0.625·31-s − 0.337·33-s + 1.18·37-s − 0.312·39-s + 0.0838·41-s + 1.56·43-s + 1.59·47-s − 0.895·49-s − 0.142·51-s + 0.00518·53-s − 0.464·57-s − 1.10·59-s + 1.08·61-s + 0.275·63-s + 0.229·67-s + 0.272·69-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: \(0\)
Selberg data: \((2,\ 1600,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(1.302419877\)
\(L(\frac12)\) \(\approx\) \(1.302419877\)
\(L(\frac{5}{2})\) 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 \( 1 - 2 T + p^{3} T^{2} \)
7 \( 1 + 6 T + p^{3} T^{2} \)
11 \( 1 + 32 T + p^{3} T^{2} \)
13 \( 1 + 38 T + p^{3} T^{2} \)
17 \( 1 + 26 T + p^{3} T^{2} \)
19 \( 1 + 100 T + p^{3} T^{2} \)
23 \( 1 - 78 T + p^{3} T^{2} \)
29 \( 1 - 50 T + p^{3} T^{2} \)
31 \( 1 + 108 T + p^{3} T^{2} \)
37 \( 1 - 266 T + p^{3} T^{2} \)
41 \( 1 - 22 T + p^{3} T^{2} \)
43 \( 1 - 442 T + p^{3} T^{2} \)
47 \( 1 - 514 T + p^{3} T^{2} \)
53 \( 1 - 2 T + p^{3} T^{2} \)
59 \( 1 + 500 T + p^{3} T^{2} \)
61 \( 1 - 518 T + p^{3} T^{2} \)
67 \( 1 - 126 T + p^{3} T^{2} \)
71 \( 1 - 412 T + p^{3} T^{2} \)
73 \( 1 - 878 T + p^{3} T^{2} \)
79 \( 1 - 600 T + p^{3} T^{2} \)
83 \( 1 - 282 T + p^{3} T^{2} \)
89 \( 1 + 150 T + p^{3} T^{2} \)
97 \( 1 + 386 T + p^{3} T^{2} \)
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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

−9.078866687507120549100375076876, −8.231222263651632320138503993654, −7.59165732207620323277312242874, −6.63978584914496424505811038598, −5.77177898228636633698180870681, −4.93104776743916361334859881738, −3.93705793548622884776875855584, −2.75973358466373016189388374901, −2.28065312706943716082322660985, −0.50552955401070589741789303982, 0.50552955401070589741789303982, 2.28065312706943716082322660985, 2.75973358466373016189388374901, 3.93705793548622884776875855584, 4.93104776743916361334859881738, 5.77177898228636633698180870681, 6.63978584914496424505811038598, 7.59165732207620323277312242874, 8.231222263651632320138503993654, 9.078866687507120549100375076876

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