Properties

Label 1440.1.cd.a
Level $1440$
Weight $1$
Character orbit 1440.cd
Analytic conductor $0.719$
Analytic rank $0$
Dimension $8$
Projective image $D_{12}$
CM discriminant -20
Inner twists $8$

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Newspace parameters

Level: \( N \) \(=\) \( 1440 = 2^{5} \cdot 3^{2} \cdot 5 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 1440.cd (of order \(6\), degree \(2\), minimal)

Newform invariants

Self dual: no
Analytic conductor: \(0.718653618192\)
Analytic rank: \(0\)
Dimension: \(8\)
Relative dimension: \(4\) over \(\Q(\zeta_{6})\)
Coefficient field: \(\Q(\zeta_{24})\)
Defining polynomial: \(x^{8} - x^{4} + 1\)
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Projective image: \(D_{12}\)
Projective field: Galois closure of \(\mathbb{Q}[x]/(x^{12} - \cdots)\)

$q$-expansion

The \(q\)-expansion and trace form are shown below.

\(f(q)\) \(=\) \( q -\zeta_{24}^{7} q^{3} -\zeta_{24}^{10} q^{5} + ( -\zeta_{24} - \zeta_{24}^{3} ) q^{7} -\zeta_{24}^{2} q^{9} +O(q^{10})\) \( q -\zeta_{24}^{7} q^{3} -\zeta_{24}^{10} q^{5} + ( -\zeta_{24} - \zeta_{24}^{3} ) q^{7} -\zeta_{24}^{2} q^{9} -\zeta_{24}^{5} q^{15} + ( \zeta_{24}^{8} + \zeta_{24}^{10} ) q^{21} + ( \zeta_{24}^{9} - \zeta_{24}^{11} ) q^{23} -\zeta_{24}^{8} q^{25} + \zeta_{24}^{9} q^{27} + ( -1 - \zeta_{24}^{4} ) q^{29} + ( -\zeta_{24} + \zeta_{24}^{11} ) q^{35} -\zeta_{24}^{10} q^{41} + ( \zeta_{24}^{5} - \zeta_{24}^{11} ) q^{43} - q^{45} + ( -\zeta_{24}^{7} - \zeta_{24}^{9} ) q^{47} + ( \zeta_{24}^{2} + \zeta_{24}^{4} + \zeta_{24}^{6} ) q^{49} + ( \zeta_{24}^{6} + \zeta_{24}^{10} ) q^{61} + ( \zeta_{24}^{3} + \zeta_{24}^{5} ) q^{63} + ( \zeta_{24}^{3} - \zeta_{24}^{5} ) q^{67} + ( \zeta_{24}^{4} - \zeta_{24}^{6} ) q^{69} -\zeta_{24}^{3} q^{75} + \zeta_{24}^{4} q^{81} + ( \zeta_{24} - \zeta_{24}^{3} ) q^{83} + ( \zeta_{24}^{7} + \zeta_{24}^{11} ) q^{87} + ( -\zeta_{24}^{4} - \zeta_{24}^{8} ) q^{89} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8q + O(q^{10}) \) \( 8q - 4q^{21} + 4q^{25} - 12q^{29} - 8q^{45} + 4q^{49} + 4q^{69} + 4q^{81} + O(q^{100}) \)

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1440\mathbb{Z}\right)^\times\).

\(n\) \(577\) \(641\) \(901\) \(991\)
\(\chi(n)\) \(-1\) \(\zeta_{24}^{4}\) \(1\) \(1\)

Embeddings

For each embedding \(\iota_m\) of the coefficient field, the values \(\iota_m(a_n)\) are shown below.

For more information on an embedded modular form you can click on its label.

Label \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
929.1
−0.258819 + 0.965926i
−0.965926 0.258819i
0.965926 + 0.258819i
0.258819 0.965926i
−0.258819 0.965926i
−0.965926 + 0.258819i
0.965926 0.258819i
0.258819 + 0.965926i
0 −0.965926 0.258819i 0 −0.866025 + 0.500000i 0 −0.448288 0.258819i 0 0.866025 + 0.500000i 0
929.2 0 −0.258819 + 0.965926i 0 0.866025 0.500000i 0 1.67303 + 0.965926i 0 −0.866025 0.500000i 0
929.3 0 0.258819 0.965926i 0 0.866025 0.500000i 0 −1.67303 0.965926i 0 −0.866025 0.500000i 0
929.4 0 0.965926 + 0.258819i 0 −0.866025 + 0.500000i 0 0.448288 + 0.258819i 0 0.866025 + 0.500000i 0
1409.1 0 −0.965926 + 0.258819i 0 −0.866025 0.500000i 0 −0.448288 + 0.258819i 0 0.866025 0.500000i 0
1409.2 0 −0.258819 0.965926i 0 0.866025 + 0.500000i 0 1.67303 0.965926i 0 −0.866025 + 0.500000i 0
1409.3 0 0.258819 + 0.965926i 0 0.866025 + 0.500000i 0 −1.67303 + 0.965926i 0 −0.866025 + 0.500000i 0
1409.4 0 0.965926 0.258819i 0 −0.866025 0.500000i 0 0.448288 0.258819i 0 0.866025 0.500000i 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1409.4
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
20.d odd 2 1 CM by \(\Q(\sqrt{-5}) \)
4.b odd 2 1 inner
5.b even 2 1 inner
9.d odd 6 1 inner
36.h even 6 1 inner
45.h odd 6 1 inner
180.n even 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1440.1.cd.a 8
4.b odd 2 1 inner 1440.1.cd.a 8
5.b even 2 1 inner 1440.1.cd.a 8
8.b even 2 1 2880.1.cd.a 8
8.d odd 2 1 2880.1.cd.a 8
9.d odd 6 1 inner 1440.1.cd.a 8
20.d odd 2 1 CM 1440.1.cd.a 8
36.h even 6 1 inner 1440.1.cd.a 8
40.e odd 2 1 2880.1.cd.a 8
40.f even 2 1 2880.1.cd.a 8
45.h odd 6 1 inner 1440.1.cd.a 8
72.j odd 6 1 2880.1.cd.a 8
72.l even 6 1 2880.1.cd.a 8
180.n even 6 1 inner 1440.1.cd.a 8
360.bd even 6 1 2880.1.cd.a 8
360.bh odd 6 1 2880.1.cd.a 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1440.1.cd.a 8 1.a even 1 1 trivial
1440.1.cd.a 8 4.b odd 2 1 inner
1440.1.cd.a 8 5.b even 2 1 inner
1440.1.cd.a 8 9.d odd 6 1 inner
1440.1.cd.a 8 20.d odd 2 1 CM
1440.1.cd.a 8 36.h even 6 1 inner
1440.1.cd.a 8 45.h odd 6 1 inner
1440.1.cd.a 8 180.n even 6 1 inner
2880.1.cd.a 8 8.b even 2 1
2880.1.cd.a 8 8.d odd 2 1
2880.1.cd.a 8 40.e odd 2 1
2880.1.cd.a 8 40.f even 2 1
2880.1.cd.a 8 72.j odd 6 1
2880.1.cd.a 8 72.l even 6 1
2880.1.cd.a 8 360.bd even 6 1
2880.1.cd.a 8 360.bh odd 6 1

Hecke kernels

This newform subspace is the entire newspace \(S_{1}^{\mathrm{new}}(1440, [\chi])\).

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} \)
$3$ \( 1 - T^{4} + T^{8} \)
$5$ \( ( 1 - T^{2} + T^{4} )^{2} \)
$7$ \( 1 - 4 T^{2} + 15 T^{4} - 4 T^{6} + T^{8} \)
$11$ \( T^{8} \)
$13$ \( T^{8} \)
$17$ \( T^{8} \)
$19$ \( T^{8} \)
$23$ \( 1 + 4 T^{2} + 15 T^{4} + 4 T^{6} + T^{8} \)
$29$ \( ( 3 + 3 T + T^{2} )^{4} \)
$31$ \( T^{8} \)
$37$ \( T^{8} \)
$41$ \( ( 1 - T^{2} + T^{4} )^{2} \)
$43$ \( ( 4 - 2 T^{2} + T^{4} )^{2} \)
$47$ \( 1 + 4 T^{2} + 15 T^{4} + 4 T^{6} + T^{8} \)
$53$ \( T^{8} \)
$59$ \( T^{8} \)
$61$ \( ( 9 + 3 T^{2} + T^{4} )^{2} \)
$67$ \( 1 - 4 T^{2} + 15 T^{4} - 4 T^{6} + T^{8} \)
$71$ \( T^{8} \)
$73$ \( T^{8} \)
$79$ \( T^{8} \)
$83$ \( 1 + 4 T^{2} + 15 T^{4} + 4 T^{6} + T^{8} \)
$89$ \( ( 3 + T^{2} )^{4} \)
$97$ \( T^{8} \)
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