Properties

Label 2-31e2-1.1-c1-0-50
Degree $2$
Conductor $961$
Sign $1$
Analytic cond. $7.67362$
Root an. cond. $2.77013$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + 2.61·2-s + 0.874·3-s + 4.85·4-s + 2.23·5-s + 2.28·6-s − 7-s + 7.47·8-s − 2.23·9-s + 5.85·10-s − 4.24·11-s + 4.24·12-s + 2.62·13-s − 2.61·14-s + 1.95·15-s + 9.85·16-s − 3.70·17-s − 5.85·18-s + 19-s + 10.8·20-s − 0.874·21-s − 11.1·22-s + 2.62·23-s + 6.53·24-s + 6.86·26-s − 4.57·27-s − 4.85·28-s + 0.540·29-s + ⋯
L(s)  = 1  + 1.85·2-s + 0.504·3-s + 2.42·4-s + 0.999·5-s + 0.934·6-s − 0.377·7-s + 2.64·8-s − 0.745·9-s + 1.85·10-s − 1.27·11-s + 1.22·12-s + 0.727·13-s − 0.699·14-s + 0.504·15-s + 2.46·16-s − 0.897·17-s − 1.37·18-s + 0.229·19-s + 2.42·20-s − 0.190·21-s − 2.36·22-s + 0.546·23-s + 1.33·24-s + 1.34·26-s − 0.880·27-s − 0.917·28-s + 0.100·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 961 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 961 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(961\)    =    \(31^{2}\)
Sign: $1$
Analytic conductor: \(7.67362\)
Root analytic conductor: \(2.77013\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 961,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(5.730760521\)
\(L(\frac12)\) \(\approx\) \(5.730760521\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad31 \( 1 \)
good2 \( 1 - 2.61T + 2T^{2} \)
3 \( 1 - 0.874T + 3T^{2} \)
5 \( 1 - 2.23T + 5T^{2} \)
7 \( 1 + T + 7T^{2} \)
11 \( 1 + 4.24T + 11T^{2} \)
13 \( 1 - 2.62T + 13T^{2} \)
17 \( 1 + 3.70T + 17T^{2} \)
19 \( 1 - T + 19T^{2} \)
23 \( 1 - 2.62T + 23T^{2} \)
29 \( 1 - 0.540T + 29T^{2} \)
37 \( 1 + 4.24T + 37T^{2} \)
41 \( 1 + 1.47T + 41T^{2} \)
43 \( 1 - 9.69T + 43T^{2} \)
47 \( 1 + 9.70T + 47T^{2} \)
53 \( 1 - 13.7T + 53T^{2} \)
59 \( 1 - 11.9T + 59T^{2} \)
61 \( 1 + 13.9T + 61T^{2} \)
67 \( 1 - 6T + 67T^{2} \)
71 \( 1 + 1.47T + 71T^{2} \)
73 \( 1 + 4.24T + 73T^{2} \)
79 \( 1 - 1.62T + 79T^{2} \)
83 \( 1 - 3.16T + 83T^{2} \)
89 \( 1 - 15.3T + 89T^{2} \)
97 \( 1 + 7T + 97T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.34141534375182547560963304805, −9.220689906391795634732512557006, −8.220165803696698982468529932027, −7.13056377348582072459432912682, −6.20316807247412351608524746131, −5.62248721527892227193494269627, −4.86869594814239585919198030997, −3.61996820034014468913045259756, −2.77893269315773244338193434759, −2.06877405223618416776328319547, 2.06877405223618416776328319547, 2.77893269315773244338193434759, 3.61996820034014468913045259756, 4.86869594814239585919198030997, 5.62248721527892227193494269627, 6.20316807247412351608524746131, 7.13056377348582072459432912682, 8.220165803696698982468529932027, 9.220689906391795634732512557006, 10.34141534375182547560963304805

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