Properties

Label 2-1776-1.1-c1-0-1
Degree $2$
Conductor $1776$
Sign $1$
Analytic cond. $14.1814$
Root an. cond. $3.76582$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s − 4.70·7-s + 9-s − 4.70·11-s − 2.70·13-s − 0.701·17-s + 4.70·19-s + 4.70·21-s − 1.29·23-s − 5·25-s − 27-s + 8·29-s + 9.40·31-s + 4.70·33-s + 37-s + 2.70·39-s + 2·41-s − 4·43-s − 1.40·47-s + 15.1·49-s + 0.701·51-s + 6.70·53-s − 4.70·57-s − 3.40·59-s + 6·61-s − 4.70·63-s + 2.59·67-s + ⋯
L(s)  = 1  − 0.577·3-s − 1.77·7-s + 0.333·9-s − 1.41·11-s − 0.749·13-s − 0.170·17-s + 1.07·19-s + 1.02·21-s − 0.270·23-s − 25-s − 0.192·27-s + 1.48·29-s + 1.68·31-s + 0.818·33-s + 0.164·37-s + 0.432·39-s + 0.312·41-s − 0.609·43-s − 0.204·47-s + 2.15·49-s + 0.0982·51-s + 0.920·53-s − 0.622·57-s − 0.443·59-s + 0.768·61-s − 0.592·63-s + 0.317·67-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1776 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1776 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1776\)    =    \(2^{4} \cdot 3 \cdot 37\)
Sign: $1$
Analytic conductor: \(14.1814\)
Root analytic conductor: \(3.76582\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1776,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6999661162\)
\(L(\frac12)\) \(\approx\) \(0.6999661162\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 + T \)
37 \( 1 - T \)
good5 \( 1 + 5T^{2} \)
7 \( 1 + 4.70T + 7T^{2} \)
11 \( 1 + 4.70T + 11T^{2} \)
13 \( 1 + 2.70T + 13T^{2} \)
17 \( 1 + 0.701T + 17T^{2} \)
19 \( 1 - 4.70T + 19T^{2} \)
23 \( 1 + 1.29T + 23T^{2} \)
29 \( 1 - 8T + 29T^{2} \)
31 \( 1 - 9.40T + 31T^{2} \)
41 \( 1 - 2T + 41T^{2} \)
43 \( 1 + 4T + 43T^{2} \)
47 \( 1 + 1.40T + 47T^{2} \)
53 \( 1 - 6.70T + 53T^{2} \)
59 \( 1 + 3.40T + 59T^{2} \)
61 \( 1 - 6T + 61T^{2} \)
67 \( 1 - 2.59T + 67T^{2} \)
71 \( 1 - 10.8T + 71T^{2} \)
73 \( 1 + 16.1T + 73T^{2} \)
79 \( 1 + 5.40T + 79T^{2} \)
83 \( 1 - 3.29T + 83T^{2} \)
89 \( 1 + 15.5T + 89T^{2} \)
97 \( 1 - 8.80T + 97T^{2} \)
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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

−9.722887655888399932317502225141, −8.461829906023158474795962782327, −7.57878596142603729807709001299, −6.82898785232762015612828845703, −6.08269637991764331603323137355, −5.34444473260172080291025242396, −4.41567813981223773172450946413, −3.18490113056377681171550381060, −2.51975725437602115827676653242, −0.55544463708965224718689491760, 0.55544463708965224718689491760, 2.51975725437602115827676653242, 3.18490113056377681171550381060, 4.41567813981223773172450946413, 5.34444473260172080291025242396, 6.08269637991764331603323137355, 6.82898785232762015612828845703, 7.57878596142603729807709001299, 8.461829906023158474795962782327, 9.722887655888399932317502225141

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