Properties

Label 2-15e2-5.4-c3-0-5
Degree $2$
Conductor $225$
Sign $-0.447 - 0.894i$
Analytic cond. $13.2754$
Root an. cond. $3.64354$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + i·2-s + 7·4-s + 24i·7-s + 15i·8-s − 52·11-s + 22i·13-s − 24·14-s + 41·16-s − 14i·17-s + 20·19-s − 52i·22-s + 168i·23-s − 22·26-s + 168i·28-s + 230·29-s + ⋯
L(s)  = 1  + 0.353i·2-s + 0.875·4-s + 1.29i·7-s + 0.662i·8-s − 1.42·11-s + 0.469i·13-s − 0.458·14-s + 0.640·16-s − 0.199i·17-s + 0.241·19-s − 0.503i·22-s + 1.52i·23-s − 0.165·26-s + 1.13i·28-s + 1.47·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.447 - 0.894i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (-0.447 - 0.894i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(225\)    =    \(3^{2} \cdot 5^{2}\)
Sign: $-0.447 - 0.894i$
Analytic conductor: \(13.2754\)
Root analytic conductor: \(3.64354\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{225} (199, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 225,\ (\ :3/2),\ -0.447 - 0.894i)\)

Particular Values

\(L(2)\) \(\approx\) \(0.928021 + 1.50157i\)
\(L(\frac12)\) \(\approx\) \(0.928021 + 1.50157i\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 \)
good2 \( 1 - iT - 8T^{2} \)
7 \( 1 - 24iT - 343T^{2} \)
11 \( 1 + 52T + 1.33e3T^{2} \)
13 \( 1 - 22iT - 2.19e3T^{2} \)
17 \( 1 + 14iT - 4.91e3T^{2} \)
19 \( 1 - 20T + 6.85e3T^{2} \)
23 \( 1 - 168iT - 1.21e4T^{2} \)
29 \( 1 - 230T + 2.43e4T^{2} \)
31 \( 1 + 288T + 2.97e4T^{2} \)
37 \( 1 - 34iT - 5.06e4T^{2} \)
41 \( 1 + 122T + 6.89e4T^{2} \)
43 \( 1 + 188iT - 7.95e4T^{2} \)
47 \( 1 - 256iT - 1.03e5T^{2} \)
53 \( 1 - 338iT - 1.48e5T^{2} \)
59 \( 1 - 100T + 2.05e5T^{2} \)
61 \( 1 - 742T + 2.26e5T^{2} \)
67 \( 1 - 84iT - 3.00e5T^{2} \)
71 \( 1 - 328T + 3.57e5T^{2} \)
73 \( 1 + 38iT - 3.89e5T^{2} \)
79 \( 1 - 240T + 4.93e5T^{2} \)
83 \( 1 + 1.21e3iT - 5.71e5T^{2} \)
89 \( 1 - 330T + 7.04e5T^{2} \)
97 \( 1 + 866iT - 9.12e5T^{2} \)
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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

−11.99958183134376279732849961531, −11.28883901914629846712481762418, −10.24284093269802154477966409202, −9.048411507020811325532386508582, −8.016594154601279002216180292585, −7.11357940921124990242723898276, −5.84012799422825265211009764263, −5.18088861471269145153166646197, −3.05980952932106609294136929095, −2.01294238944729982403051570765, 0.68620481326327830775892603488, 2.40800369120816277172154862329, 3.64713644689738041200800205725, 5.10895126975731395221963346757, 6.53740173583214223133516757163, 7.42422128237927050165591689644, 8.294172957580566884743473764199, 10.10114200517281619199281432569, 10.47473042842716163997457062392, 11.25571480624891189520173440614

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