Properties

Label 2-242-1.1-c7-0-30
Degree $2$
Conductor $242$
Sign $1$
Analytic cond. $75.5971$
Root an. cond. $8.69466$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + 8·2-s + 78.4·3-s + 64·4-s − 293.·5-s + 627.·6-s − 1.42e3·7-s + 512·8-s + 3.96e3·9-s − 2.34e3·10-s + 5.02e3·12-s + 1.29e4·13-s − 1.13e4·14-s − 2.30e4·15-s + 4.09e3·16-s + 1.19e4·17-s + 3.17e4·18-s + 4.89e4·19-s − 1.87e4·20-s − 1.11e5·21-s + 3.23e4·23-s + 4.01e4·24-s + 7.83e3·25-s + 1.03e5·26-s + 1.39e5·27-s − 9.11e4·28-s + 1.94e4·29-s − 1.84e5·30-s + ⋯
L(s)  = 1  + 0.707·2-s + 1.67·3-s + 0.5·4-s − 1.04·5-s + 1.18·6-s − 1.57·7-s + 0.353·8-s + 1.81·9-s − 0.741·10-s + 0.838·12-s + 1.63·13-s − 1.11·14-s − 1.75·15-s + 0.250·16-s + 0.590·17-s + 1.28·18-s + 1.63·19-s − 0.524·20-s − 2.63·21-s + 0.554·23-s + 0.593·24-s + 0.100·25-s + 1.15·26-s + 1.36·27-s − 0.785·28-s + 0.148·29-s − 1.24·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 242 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 242 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(242\)    =    \(2 \cdot 11^{2}\)
Sign: $1$
Analytic conductor: \(75.5971\)
Root analytic conductor: \(8.69466\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 242,\ (\ :7/2),\ 1)\)

Particular Values

\(L(4)\) \(\approx\) \(5.210902881\)
\(L(\frac12)\) \(\approx\) \(5.210902881\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 8T \)
11 \( 1 \)
good3 \( 1 - 78.4T + 2.18e3T^{2} \)
5 \( 1 + 293.T + 7.81e4T^{2} \)
7 \( 1 + 1.42e3T + 8.23e5T^{2} \)
13 \( 1 - 1.29e4T + 6.27e7T^{2} \)
17 \( 1 - 1.19e4T + 4.10e8T^{2} \)
19 \( 1 - 4.89e4T + 8.93e8T^{2} \)
23 \( 1 - 3.23e4T + 3.40e9T^{2} \)
29 \( 1 - 1.94e4T + 1.72e10T^{2} \)
31 \( 1 + 2.40e5T + 2.75e10T^{2} \)
37 \( 1 - 1.79e5T + 9.49e10T^{2} \)
41 \( 1 - 6.16e5T + 1.94e11T^{2} \)
43 \( 1 - 3.40e5T + 2.71e11T^{2} \)
47 \( 1 - 2.23e5T + 5.06e11T^{2} \)
53 \( 1 - 1.80e6T + 1.17e12T^{2} \)
59 \( 1 + 1.08e6T + 2.48e12T^{2} \)
61 \( 1 - 1.53e5T + 3.14e12T^{2} \)
67 \( 1 - 2.63e6T + 6.06e12T^{2} \)
71 \( 1 + 4.90e6T + 9.09e12T^{2} \)
73 \( 1 - 2.55e6T + 1.10e13T^{2} \)
79 \( 1 + 1.13e6T + 1.92e13T^{2} \)
83 \( 1 - 1.18e6T + 2.71e13T^{2} \)
89 \( 1 - 6.61e6T + 4.42e13T^{2} \)
97 \( 1 - 5.65e6T + 8.07e13T^{2} \)
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

−10.91370210280566472603207233313, −9.640944226322607796403924178375, −8.925269151503432241786738792873, −7.78955057753866446906724457212, −7.12818856446513415744564463682, −5.81718214192150077724117070173, −3.89632273687448566916143139133, −3.54397521465226715949172829153, −2.76040018906893522995926330065, −1.01749785592757976185392142189, 1.01749785592757976185392142189, 2.76040018906893522995926330065, 3.54397521465226715949172829153, 3.89632273687448566916143139133, 5.81718214192150077724117070173, 7.12818856446513415744564463682, 7.78955057753866446906724457212, 8.925269151503432241786738792873, 9.640944226322607796403924178375, 10.91370210280566472603207233313

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