Properties

Label 2-660-1.1-c1-0-2
Degree $2$
Conductor $660$
Sign $1$
Analytic cond. $5.27012$
Root an. cond. $2.29567$
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 + 5-s + 4.60·7-s + 9-s + 11-s − 4.60·13-s − 15-s + 6.60·17-s − 7.21·19-s − 4.60·21-s + 25-s − 27-s + 8·29-s + 9.21·31-s − 33-s + 4.60·35-s − 3.21·37-s + 4.60·39-s + 8·41-s − 3.39·43-s + 45-s − 5.21·47-s + 14.2·49-s − 6.60·51-s + 2·53-s + 55-s + 7.21·57-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.447·5-s + 1.74·7-s + 0.333·9-s + 0.301·11-s − 1.27·13-s − 0.258·15-s + 1.60·17-s − 1.65·19-s − 1.00·21-s + 0.200·25-s − 0.192·27-s + 1.48·29-s + 1.65·31-s − 0.174·33-s + 0.778·35-s − 0.527·37-s + 0.737·39-s + 1.24·41-s − 0.517·43-s + 0.149·45-s − 0.760·47-s + 2.03·49-s − 0.924·51-s + 0.274·53-s + 0.134·55-s + 0.955·57-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 660 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 660 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(660\)    =    \(2^{2} \cdot 3 \cdot 5 \cdot 11\)
Sign: $1$
Analytic conductor: \(5.27012\)
Root analytic conductor: \(2.29567\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 660,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.608497483\)
\(L(\frac12)\) \(\approx\) \(1.608497483\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
5 \( 1 - T \)
11 \( 1 - T \)
good7 \( 1 - 4.60T + 7T^{2} \)
13 \( 1 + 4.60T + 13T^{2} \)
17 \( 1 - 6.60T + 17T^{2} \)
19 \( 1 + 7.21T + 19T^{2} \)
23 \( 1 + 23T^{2} \)
29 \( 1 - 8T + 29T^{2} \)
31 \( 1 - 9.21T + 31T^{2} \)
37 \( 1 + 3.21T + 37T^{2} \)
41 \( 1 - 8T + 41T^{2} \)
43 \( 1 + 3.39T + 43T^{2} \)
47 \( 1 + 5.21T + 47T^{2} \)
53 \( 1 - 2T + 53T^{2} \)
59 \( 1 - 8T + 59T^{2} \)
61 \( 1 - 7.21T + 61T^{2} \)
67 \( 1 + 4T + 67T^{2} \)
71 \( 1 + 14.4T + 71T^{2} \)
73 \( 1 - 0.605T + 73T^{2} \)
79 \( 1 + 11.2T + 79T^{2} \)
83 \( 1 + 10.6T + 83T^{2} \)
89 \( 1 - 6T + 89T^{2} \)
97 \( 1 + 12.4T + 97T^{2} \)
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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

−10.37631403991110681227434958537, −10.03021810875603782722581493037, −8.631126164531151275795714780150, −7.968445159272757478837738916360, −6.98926022453990045871448951669, −5.91546859152013761914224244641, −4.97062700541005579419933010852, −4.38058532201063213363452658859, −2.50369511805363283295151085528, −1.26358888529032209437631311984, 1.26358888529032209437631311984, 2.50369511805363283295151085528, 4.38058532201063213363452658859, 4.97062700541005579419933010852, 5.91546859152013761914224244641, 6.98926022453990045871448951669, 7.968445159272757478837738916360, 8.631126164531151275795714780150, 10.03021810875603782722581493037, 10.37631403991110681227434958537

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